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Volume 645 (January 2021)

Astronomy & Astrophysics

Volume 645 (January 2021)

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Letters to the Editor

Free Access

What does (not) drive the variation of the low-mass end of the stellar initial mass function of early-type galaxies L1

C. E. Barbosa, C. Spiniello, M. Arnaboldi, L. Coccato, M. Hilker and T. Richtler

Published online: 08 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039810

Free Access

The star cluster age function in the Galactic disc with Gaia DR2 - Fewer old clusters and a low cluster formation efficiency L2

Friedrich Anders, Tristan Cantat-Gaudin, Irene Quadrino-Lodoso, Mark Gieles, Carme Jordi, Alfred Castro-Ginard and Lola Balaguer-Núñez

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038532

Free Access

A search for dust and molecular gas in enormous Lyα nebulae at z ≈ 2 L3

Roberto Decarli, Fabrizio Arrigoni-Battaia, Joseph F. Hennawi, Fabian Walter, Jason X. Prochaska and Sebastiano Cantalupo

Published online: 23 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039814

Open Access

Phosphine in Venus’ atmosphere: Detection attempts and upper limits above the cloud top assessed from the SOIR/VEx spectra L4

L. Trompet, S. Robert, A. Mahieux, F. Schmidt, J. Erwin and A. C. Vandaele

Published online: 24 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039932

Open Access

The coherent motion of Cen A dwarf satellite galaxies remains a challenge for ΛCDM cosmology L5

Oliver Müller, Marcel S. Pawlowski, Federico Lelli, Katja Fahrion, Marina Rejkuba, Michael Hilker, Jamie Kanehisa, Noam Libeskind and Helmut Jerjen

Published online: 08 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039973

Free Access

Detecting prolonged activity minima in binary stars - The case of ζ² Reticuli L6

M. Flores, M. Jaque Arancibia, R. V. Ibañez Bustos, A. P. Buccino, J. Yana Galarza, N. E. Nuñez, P. Miquelarena, J. Alacoria, C. Saffe and P. J. D. Mauas

Published online: 11 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039902

Free Access

Revisiting the progenitor of the low-luminosity type II-plateau supernova, SN 2008bk L7

D. O’Neill, R. Kotak, M. Fraser, S. Mattila, G. Pietrzyński and J. L. Prieto

Published online: 11 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039546

Free Access

Local spiral structure based on the Gaia EDR3 parallaxes L8

Y. Xu, L. G. Hou, S. B. Bian, C. J. Hao, D. J. Liu, J. J. Li and Y. J. Li

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/202040103

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A “no-drift” runaway pile-up of pebbles in protoplanetary disks in which midplane turbulence increases with radius L9

Ryuki Hyodo, Shigeru Ida and Tristan Guillot

Published online: 18 January 2021

DOI: https://doi.org/10.1051/0004-6361/202040031

Press Release

Open Access

A relation between the radial velocity dispersion of young clusters and their age - Evidence for hardening as the formation scenario of massive close binaries L10

M. C. Ramírez-Tannus, F. Backs, A. de Koter, H. Sana, H. Beuther, A. Bik, W. Brandner, L. Kaper, H. Linz, Th. Henning and J. Poorta

Published online: 20 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039673

Open Access

Starlet ℓ₁-norm for weak lensing cosmology L11

Virginia Ajani, Jean-Luc Starck and Valeria Pettorino

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039988

Free Access

Downflowing umbral flashes as evidence of standing waves in sunspot umbrae L12

T. Felipe, V. M. J. Henriques, J. de la Cruz Rodríguez and H. Socas-Navarro

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039966

Free Access

A prediction about the age of thick discs as a function of the stellar mass of the host galaxy L13

S. Comerón

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202040175

Astrophysical processes

Magnetic deformation of neutron stars in scalar-tensor theories A39

J. Soldateschi, N. Bucciantini and L. Del Zanna

Published online: 05 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038826

Open Access

INTEGRAL discovery of a high-energy tail in the microquasar Cygnus X-3 A60

F. Cangemi, J. Rodriguez, V. Grinberg, R. Belmont, P. Laurent and J. Wilms

Published online: 13 January 2021

DOI: https://doi.org/10.1051/0004-6361/202037951

Super-Eddington accretion in the Q2237+0305 quasar? A78

L. A. Berdina, V. S. Tsvetkova and V. M. Shulga

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039379

Collisional ionisation, recombination, and ionisation potential in two-fluid slow-mode shocks: Analytical and numerical results A81

B. Snow and A. Hillier

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039667

Properties of a hypothetical cold pulsar wind in LS 5039 A86

V. Bosch-Ramon

Published online: 18 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039666

Accretion-to-jet energy conversion efficiency in GW170817 A93

O. S. Salafia and B. Giacomazzo

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038590

Evolution of the truncated disc and inner hot-flow of GX 339–4 A99

P. Chainakun, W. Luangtip, A. J. Young, P. Thongkonsing and M. Srichok

Published online: 20 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039090

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Open Access

Fast radio burst repeaters produced via Kozai-Lidov feeding of neutron stars in binary systems A122

V. Decoene, K. Kotera and J. Silk

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038975

Exact hybrid-kinetic equilibria for magnetized plasmas with shearing flows A147

G. Guzzi, A. Settino, F. Valentini and F. Malara

Published online: 27 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039656

Cosmology (including clusters of galaxies)

AMICO galaxy clusters in KiDS-DR3: Evolution of the luminosity function between z = 0.1 and z = 0.8 A9

E. Puddu, M. Radovich, M. Sereno, S. Bardelli, M. Maturi, L. Moscardini, F. Bellagamba, C. Giocoli, F. Marulli and M. Roncarelli

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039259

Open Access

Simple halo model formalism for the cosmic infrared background and its correlation with the thermal Sunyaev-Zel’dovich effect A40

A. Maniyar, M. Béthermin and G. Lagache

Published online: 05 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038790

Open Access

Cosmology with gravitationally lensed repeating fast radio bursts A44

O. Wucknitz, L. G. Spitler and U.-L. Pen

Published online: 07 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038248

KiDS-1000 cosmology: Cosmic shear constraints and comparison between two point statistics A104

Marika Asgari, Chieh-An Lin, Benjamin Joachimi, Benjamin Giblin, Catherine Heymans, Hendrik Hildebrandt, Arun Kannawadi, Benjamin Stölzner, Tilman Tröster, Jan Luca van den Busch et al. (15 more)

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039070

KiDS-1000 catalogue: Weak gravitational lensing shear measurements A105

Benjamin Giblin, Catherine Heymans, Marika Asgari, Hendrik Hildebrandt, Henk Hoekstra, Benjamin Joachimi, Arun Kannawadi, Konrad Kuijken, Chieh-An Lin, Lance Miller et al. (13 more)

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038850

Open Access

Direct detection of the kinetic Sunyaev-Zel’dovich effect in galaxy clusters A112

Hideki Tanimura, Saleem Zaroubi and Nabila Aghanim

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038846

Higher-order statistics of shear field via a machine learning approach A123

Carolina Parroni, Édouard Tollet, Vincenzo F. Cardone, Roberto Maoli and Roberto Scaramella

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038715

A direct and robust method to observationally constrain the halo mass function via the submillimeter magnification bias: Proof of concept A126

M. M. Cueli, L. Bonavera, J. González-Nuevo and A. Lapi

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039326

Diagnosing the interstellar medium of galaxies with far-infrared emission lines - I. The [C II] 158 μm line at z ∼ 0 A133

A. F. Ramos Padilla, L. Wang, S. Ploeckinger, F. F. S. van der Tak and S. C. Trager

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038207

A new high-precision strong lensing model of the galaxy cluster MACS J0416.1−2403 - Robust characterization of the cluster mass distribution from VLT/MUSE deep observations A140

P. Bergamini, P. Rosati, E. Vanzella, G. B. Caminha, C. Grillo, A. Mercurio, M. Meneghetti, G. Angora, F. Calura, M. Nonino and P. Tozzi

Published online: 27 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039564

Extragalactic astronomy

The MURALES survey - III. Completing the MUSE observations of 37 3C low-z radio galaxies A12

B. Balmaverde, A. Capetti, A. Marconi, G. Venturi, M. Chiaberge, R. D. Baldi, S. Baum, R. Gilli, P. Grandi, E. T. Meyer et al. (5 more)

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039062

Broad-line region configuration of the supermassive binary black hole candidate PG1302-102 in the relativistic Doppler boosting scenario A15

Zihao Song, Junqiang Ge, Youjun Lu, Changshuo Yan and Xiang Ji

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039300

Multiphase feedback processes in the Sy2 galaxy NGC 5643 A21

I. García-Bernete, A. Alonso-Herrero, S. García-Burillo, M. Pereira-Santaella, B. García-Lorenzo, F. J. Carrera, D. Rigopoulou, C. Ramos Almeida, M. Villar Martín, O. González-Martín et al. (4 more)

Published online: 22 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038256

The WISSH quasars project - IX. Cold gas content and environment of luminous QSOs at z ∼ 2.4–4.7 A33

M. Bischetti, C. Feruglio, E. Piconcelli, F. Duras, M. Pérez-Torres, R. Herrero, G. Venturi, S. Carniani, G. Bruni, I. Gavignaud et al. (16 more)

Published online: 24 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039057

ALMA detection of the dusty object silhouetted against the S0 galaxy NGC 3269 in the Antlia cluster A36

L. K. Haikala, R. Salinas, T. Richtler, M. Gómez, G. F. Gahm and K. Mattila

Published online: 05 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038994

Open Access

Planck’s Dusty GEMS - VIII. Dense-gas reservoirs in the most active dusty starbursts at z ∼ 3 A45

R. Cañameras, N. P. H. Nesvadba, R. Kneissl, S. König, C. Yang, A. Beelen, R. Hill, E. Le Floc’h and D. Scott

Published online: 06 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038979

A proto-pseudobulge in ESO 320-G030 fed by a massive molecular inflow driven by a nuclear bar A49

Eduardo González-Alfonso, Miguel Pereira-Santaella, Jacqueline Fischer, Santiago García-Burillo, Chentao Yang, Almudena Alonso-Herrero, Luis Colina, Matthew L. N. Ashby, Howard A. Smith, Fernando Rico-Villas et al. (3 more)

Published online: 07 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039047

Searching for intergalactic star forming regions in Stephan’s Quintet with SITELLE - II. Physical properties and metallicity A57

S. Duarte Puertas, J. M. Vilchez, J. Iglesias-Páramo, L. Drissen, C. Kehrig, T. Martin, E. Pérez-Montero and A. Arroyo-Polonio

Published online: 11 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038734

Open Access

The properties of dwarf spheroidal galaxies in the Cen A group - Stellar populations, internal dynamics, and a heart-shaped Hα ring A92

Oliver Müller, Katja Fahrion, Marina Rejkuba, Michael Hilker, Federico Lelli, Katharina Lutz, Marcel S. Pawlowski, Lodovico Coccato, Gagandeep S. Anand and Helmut Jerjen

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039359

Press Release

Free Access

ALMA resolves giant molecular clouds in a tidal dwarf galaxy A97

M. Querejeta, F. Lelli, E. Schinnerer, D. Colombo, U. Lisenfeld, C. G. Mundell, F. Bigiel, S. García-Burillo, C. N. Herrera, A. Hughes et al. (5 more)

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038955

A random forest-based selection of optically variable AGN in the VST-COSMOS field A103

D. De Cicco, F. E. Bauer, M. Paolillo, S. Cavuoti, P. Sánchez-Sáez, W. N. Brandt, G. Pignata, M. Vaccari and M. Radovich

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039193

Open Access

Gas compression and stellar feedback in the tidally interacting and ram-pressure stripped Virgo spiral galaxy NGC 4654 A111

T. Lizée, B. Vollmer, J. Braine and F. Nehlig

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038910

Location and energetics of the ultra-fast outflow in PG 1448+273 A118

M. Laurenti, A. Luminari, F. Tombesi, F. Vagnetti, R. Middei and E. Piconcelli

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039409

Open Access

ALMA and MUSE observations reveal a quiescent multi-phase circumgalactic medium around the z ≃ 3.6 radio galaxy 4C 19.71 A120

Theresa Falkendal, Matthew D. Lehnert, Joël Vernet, Carlos De Breuck and Wuji Wang

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/201935237

Open Access

A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE) - VIII. Modeling ram pressure stripping of diffuse gas in the Virgo cluster spiral galaxy NGC 4330 A121

B. Vollmer, M. Fossati, A. Boselli, M. Soida, S. Gwyn, J. C. Cuillandre, Ph. Amram, S. Boissier, M. Boquien and G. Hensler

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038507

The complex multi-component outflow of the Seyfert galaxy NGC 7130 A130

S. Comerón, J. H. Knapen, C. Ramos Almeida and A. E. Watkins

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039382

Multi-band behaviour of the TeV blazar PG 1553+113 in optical range on diverse timescales - Flux and spectral variations A137

A. Agarwal, B. Mihov, I. Andruchow, S. A. Cellone, G. C. Anupama, V. Agrawal, S. Zola, L. Slavcheva-Mihova, A. Özdönmez, Ergün Ege et al. (4 more)

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039301

Galactic structure, stellar clusters and populations

Properties of the Hyades, the eclipsing binary HD 27130, and the oscillating red giant ϵ Tauri A25

K. Brogaard, E. Pakštienė, F. Grundahl, Š. Mikolaitis, G. Tautvaišienė, D. Slumstrup, G. J. J. Talens, D. A. VandenBerg, A. Miglio, T. Arentoft et al. (14 more)

Published online: 23 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039250

Purveyors of fine halos - III. Chemical abundance analysis of a potential ωCen associate A64

Andreas J. Koch-Hansen, Camilla Juul Hansen, Linda Lombardo, Piercarlo Bonifacio, Michael Hanke and Elisabetta Caffau

Published online: 13 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039711

The reduced proper motion selected halo: Methods and description of the catalogue A69

Helmer H. Koppelman and Amina Helmi

Published online: 15 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038178

Press Release

Free Access

Extended stellar systems in the solar neighborhood - V. Discovery of coronae of nearby star clusters A84

Stefan Meingast, João Alves and Alena Rottensteiner

Published online: 18 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038610

Age dissection of the Milky Way discs: Red giants in the Kepler field A85

A. Miglio, C. Chiappini, J. T. Mackereth, G. R. Davies, K. Brogaard, L. Casagrande, W. J. Chaplin, L. Girardi, D. Kawata, S. Khan et al. (9 more)

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038307

Runaway blue main-sequence stars at high Galactic latitudes - Target selection with Gaia and spectroscopic identification A108

Roberto Raddi, Andreas Irrgang, Ulrich Heber, David Schneider and Simon Kreuzer

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202037872

Estimating ages and metallicities of M31 star clusters from LAMOST DR6 A115

Shoucheng Wang, Bingqiu Chen and Jun Ma

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039531

Open Access

Detection of faint stars near Sagittarius A* with GRAVITY A127

GRAVITY Collaboration, R. Abuter, A. Amorim, M. Bauböck, J. P. Berger, H. Bonnet, W. Brandner, Y. Clénet, Y. Dallilar, R. Davies et al. (51 more)

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039544

Interstellar and circumstellar matter

Open Access

The diffuse interstellar band around 8620 Å - I. Methods and application to the GIBS data set A14

H. Zhao, M. Schultheis, A. Recio-Blanco, G. Kordopatis, P. de Laverny, A. Rojas-Arriagada, M. Zoccali, F. Surot and E. Valenti

Published online: 24 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039736

Press Release

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C¹⁸O, ¹³CO, and ¹²CO abundances and excitation temperatures in the Orion B molecular cloud - Analysis of the achievable precision in modeling spectral lines within the approximation of the local thermodynamic equilibrium A26

Antoine Roueff, Maryvonne Gerin, Pierre Gratier, François Levrier, Jérôme Pety, Mathilde Gaudel, Javier R. Goicoechea, Jan H. Orkisz, Victor de Souza Magalhaes, Maxime Vono et al. (16 more)

Published online: 23 December 2020

DOI: https://doi.org/10.1051/0004-6361/202037776

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Quantitative inference of the H₂ column densities from 3 mm molecular emission: case study towards Orion B A27

Pierre Gratier, Jérôme Pety, Emeric Bron, Antoine Roueff, Jan H. Orkisz, Maryvonne Gerin, Victor de Souza Magalhaes, Mathilde Gaudel, Maxime Vono, Sébastien Bardeau et al. (14 more)

Published online: 23 December 2020

DOI: https://doi.org/10.1051/0004-6361/202037871

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Tracers of the ionization fraction in dense and translucent gas - I. Automated exploitation of massive astrochemical model grids A28

Emeric Bron, Evelyne Roueff, Maryvonne Gerin, Jérôme Pety, Pierre Gratier, Franck Le Petit, Viviana Guzman, Jan H. Orkisz, Victor de Souza Magalhaes, Mathilde Gaudel et al. (14 more)

Published online: 23 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038040

Search for radio jets from massive young stellar objects - Association of radio jets with H₂O and CH₃OH masers A29

Ü. Kavak, Á. Sánchez-Monge, A. López-Sepulcre, R. Cesaroni, F. F. S. van der Tak, L. Moscadelli, M. T. Beltrán and P. Schilke

Published online: 24 December 2020

DOI: https://doi.org/10.1051/0004-6361/202037652

Open Access

The GRAVITY young stellar object survey - IV. The CO overtone emission in 51 Oph at sub-au scales A50

GRAVITY Collaboration, M. Koutoulaki, R. Garcia Lopez, A. Natta, R. Fedriani, A. Caratti o Garatti, T. P. Ray, D. Coffey, W. Brandner, C. Dougados et al. (62 more)

Published online: 07 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038000

The ALMA-PILS survey: first detection of the unsaturated 3-carbon molecules Propenal (C₂H₃CHO) and Propylene (C₃H₆) towards IRAS 16293–2422 B A53

S. Manigand, A. Coutens, J.-C. Loison, V. Wakelam, H. Calcutt, H. S. P. Müller, J. K. Jørgensen, V. Taquet, S. F. Wampfler, T. L. Bourke et al. (4 more)

Published online: 08 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038113

Physical properties of the ambient medium and of dense cores in the Perseus star-forming region derived from Herschel Gould Belt Survey observations A55

S. Pezzuto, M. Benedettini, J. Di Francesco, P. Palmeirim, S. Sadavoy, E. Schisano, G. Li Causi, Ph. André, D. Arzoumanian, J.-Ph. Bernard et al. (13 more)

Published online: 12 January 2021

DOI: https://doi.org/10.1051/0004-6361/201936534

The fully developed remnant of a neutrino-driven supernova - Evolution of ejecta structure and asymmetries in SNR Cassiopeia A A66

S. Orlando, A. Wongwathanarat, H.-T. Janka, M. Miceli, M. Ono, S. Nagataki, F. Bocchino and G. Peres

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039335

Open Access

Growing and trapping pebbles with fragile collisions of particles in protoplanetary disks A70

Paola Pinilla, Christian T. Lenz and Sebastian M. Stammler

Published online: 15 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038920

Seeds of Life in Space (SOLIS) - XI. First measurement of nitrogen fractionation in shocked clumps of the L1157 protostellar outflow A91

M. Benedettini, S. Viti, C. Codella, C. Ceccarelli, R. Neri, A. López-Sepulcre, E. Bianchi, G. Busquet, P. Caselli, F. Fontani et al. (4 more)

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039609

Mass segregation and sequential star formation in NGC 2264 revealed by Herschel A94

T. Nony, J.-F. Robitaille, F. Motte, M. Gonzalez, I. Joncour, E. Moraux, A. Men’shchikov, P. Didelon, F. Louvet, A. S. M. Buckner et al. (9 more)

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039353

The hot interstellar medium towards 4U 1820-30: a Bayesian analysis A98

D. Rogantini, E. Costantini, M. Mehdipour, L. Kuiper, P. Ranalli and L. B. F. M. Waters

Published online: 20 January 2021

DOI: https://doi.org/10.1051/0004-6361/202037773

Open Access

A population of hypercompact H II regions identified from young H II regions A110

A. Y. Yang, J. S. Urquhart, M. A. Thompson, K. M. Menten, F. Wyrowski, A. Brunthaler, W. W. Tian, M. Rugel, X. L. Yang, S. Yao and M. Mutale

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038608

Open Access

A new search for star forming regions in the southern outer Galaxy A113

C. König, J. S. Urquhart, F. Wyrowski, D. Colombo and K. M. Menten

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039523

Constraining the magnetic field properties of Bok globule B335 using SOFIA/HAWC+ A125

N. Zielinski, S. Wolf and R. Brunngräber

Published online: 29 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039126

Distances to molecular clouds in the second Galactic quadrant A129

Qing-Zeng Yan, Ji Yang, Yan Sun, Yang Su, Ye Xu, Hongchi Wang, Xin Zhou and Chen Wang

Published online: 29 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039768

H₂ mass–velocity relationship from 3D numerical simulations of jet-driven molecular outflows A135

A. H. Cerqueira, B. Lefloch, A. Esquivel, P. R. Rivera-Ortiz, C. Codella, C. Ceccarelli and L. Podio

Published online: 28 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039269

Open Access

Continuity of accretion from clumps to Class 0 high-mass protostars in SDC335 A142

A. Avison, G. A. Fuller, N. Peretto, A. Duarte-Cabral, A. L. Rosen, A. Traficante, J. E. Pineda, R. Güsten and N. Cunningham

Published online: 01 February 2021

DOI: https://doi.org/10.1051/0004-6361/201936043

ALMA chemical survey of disk-outflow sources in Taurus (ALMA-DOT) - V. Sample, overview, and demography of disk molecular emission A145

A. Garufi, L. Podio, C. Codella, D. Fedele, E. Bianchi, C. Favre, F. Bacciotti, C. Ceccarelli, S. Mercimek, K. Rygl et al. (2 more)

Published online: 01 February 2021

DOI: https://doi.org/10.1051/0004-6361/202039483

Stellar structure and evolution

Pre-supernova evolution, compact-object masses, and explosion properties of stripped binary stars A5

F. R. N. Schneider, Ph. Podsiadlowski and B. Müller

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039219

Effect of binary evolution on the inferred initial and final core masses of hydrogen-rich, Type II supernova progenitors A6

E. Zapartas, S. E. de Mink, S. Justham, N. Smith, M. Renzo and A. de Koter

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202037744

Nucleosynthetic yields of Z = 10⁻⁵ intermediate-mass stars A10

P. Gil-Pons, C. L. Doherty, J. Gutiérrez, S. W. Campbell, L. Siess and J. C. Lattanzio

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/201937264

Search for associations containing young stars (SACY) - VIII. An updated census of spectroscopic binary systems exhibiting hints of non-universal multiplicity among their associations A30

S. Zúñiga-Fernández, A. Bayo, P. Elliott, C. Zamora, G. Corvalán, X. Haubois, J. M. Corral-Santana, J. Olofsson, N. Huélamo, M. F. Sterzik et al. (3 more)

Published online: 24 December 2020

DOI: https://doi.org/10.1051/0004-6361/202037830

Flares in open clusters with K2 - II. Pleiades, Hyades, Praesepe, Ruprecht 147, and M 67 A42

Ekaterina Ilin, Sarah J. Schmidt, Katja Poppenhäger, James R. A. Davenport, Martti H. Kristiansen and Mark Omohundro

Published online: 07 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039198

Open Access

Oscillations of 2D ESTER models - I. The adiabatic case A46

D. R. Reese, G. M. Mirouh, F. Espinosa Lara, M. Rieutord and B. Putigny

Published online: 06 January 2021

DOI: https://doi.org/10.1051/0004-6361/201935538

Highlight

Optically thin circumstellar medium in the β Lyr A system A51

M. Brož, D. Mourard, J. Budaj, P. Harmanec, H. Schmitt, I. Tallon-Bosc, D. Bonneau, H. Božić, D. Gies and M. Šlechta

Published online: 08 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039035

It has to be cool: Supergiant progenitors of binary black hole mergers from common-envelope evolution A54

Jakub Klencki, Gijs Nelemans, Alina G. Istrate and Martyna Chruslinska

Published online: 08 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038707

Neglected X-ray discovered polars - III. RX J0154.0–5947, RX J0600.5–2709, RX J0859.1+0537, RX J0953.1+1458, and RX J1002.2–1925 A56

K. Beuermann, V. Burwitz, K. Reinsch, A. Schwope and H.-C. Thomas

Published online: 11 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038598

Low-mass low-metallicity AGB stars as an efficient i-process site explaining CEMP-rs stars A61

D. Karinkuzhi, S. Van Eck, S. Goriely, L. Siess, A. Jorissen, T. Merle, A. Escorza and T. Masseron

Published online: 12 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038891

Open Access

Spectroscopic evolution of massive stars near the main sequence at low metallicity A67

F. Martins and A. Palacios

Published online: 13 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039337

Open Access

Using radial velocities to reveal black holes in binaries: A test case A72

M. Clavel, G. Dubus, J. Casares and C. Babusiaux

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039317

Open Access

Crust structure and thermal evolution of neutron stars in soft X-ray transients A102

A. Y. Potekhin and G. Chabrier

Published online: 21 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039006

Open Access

A global model of the magnetorotational instability in protoneutron stars A109

A. Reboul-Salze, J. Guilet, R. Raynaud and M. Bugli

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038369

Spectroscopy of the helium-rich binary ES Ceti reveals accretion via a disc and evidence of eclipses A114

K. Bąkowska, T. R. Marsh, D. Steeghs, G. Nelemans and P. J. Groot

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039266

The search for extratidal star candidates around Galactic globular clusters NGC 2808, NGC 6266, and NGC 6397 with Gaia DR2 astrometry A116

Richa Kundu, Camila Navarrete, José G. Fernández-Trincado, Dante Minniti, Harinder P. Singh, Luca Sbordone, Andrés E. Piatti and Céline Reylé

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038720

Pulsating hydrogen-deficient white dwarfs and pre-white dwarfs observed with TESS - I. Asteroseismology of the GW Vir stars RX J2117+3412, HS 2324+3944, NGC 6905, NGC 1501, NGC 2371, and K 1−16 A117

A. H. Córsico, M. Uzundag, S. O. Kepler, L. G. Althaus, R. Silvotti, A. S. Baran, M. Vučković, K. Werner, K. J. Bell and M. Higgins

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039202

Tidally perturbed pulsations in the pre-main sequence δ Scuti binary RS Cha A119

T. Steindl, K. Zwintz and D. M. Bowman

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039093

Automated approach to measure stellar inclinations: validation through large-scale measurements on the red giant branch A124

C. Gehan, B. Mosser, E. Michel and M. S. Cunha

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039285

Constraining the age of young stellar clusters via the amplitude of photometric variability A144

S. Messina

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038739

Open Access

Erratum

Inner crust of a neutron star at the point of crystallization in a multicomponent approach (Corrigendum) C1

T. Carreau, A. F. Fantina and F. Gulminelli

Published online: 08 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038347e

Stellar atmospheres

Stellar population astrophysics (SPA) with the TNG - The Arcturus Lab A19

C. Fanelli, L. Origlia, E. Oliva, A. Mucciarelli, N. Sanna, E. Dalessandro and D. Romano

Published online: 22 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039397

Press Release

Free Access

Monitoring the radio emission of Proxima Centauri A77

M. Pérez-Torres, J. F. Gómez, J. L. Ortiz, P. Leto, G. Anglada, J. L. Gómez, E. Rodríguez, C. Trigilio, P. J. Amado, A. Alberdi et al. (8 more)

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039052

The Sun and the Heliosphere

Non-LTE inversions of a confined X2.2 flare - I. The vector magnetic field in the photosphere and chromosphere A1

G. J. M. Vissers, S. Danilovic, J. de la Cruz Rodríguez, J. Leenaarts, R. Morosin, C. J. Díaz Baso, A. Reid, J. Pomoell, D. J. Price and S. Inoue

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038900

Open Access

SOLAR-v: A new solar spectral irradiance dataset based on SOLAR/SOLSPEC observations during solar cycle 24 A2

M. Meftah, M. Snow, L. Damé, D. Bolseé, N. Pereira, G. Cessateur, S. Bekki, P. Keckhut, A. Sarkissian and A. Hauchecorne

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038422

Open Access

Vortex flow properties in simulations of solar plage region: Evidence for their role in chromospheric heating A3

N. Yadav, R. H. Cameron and S. K. Solanki

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038965

LOFAR observations of radio burst source sizes and scattering in the solar corona A11

Pearse C. Murphy, Eoin P. Carley, Aoife Maria Ryan, Pietro Zucca and Peter T. Gallagher

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038518

Spatial–temporal evolution of photospheric weak-field shifts in solar cycles 21–24 A47

K. Mursula, T. Getachew and I. I. Virtanen

Published online: 07 January 2021

DOI: https://doi.org/10.1051/0004-6361/201936917

Case study on the identification and classification of small-scale flow patterns in flaring active region A52

E. Philishvili, B. M. Shergelashvili, S. Buitendag, J. Raes, S. Poedts and M. L. Khodachenko

Published online: 08 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038895

Open Access

Multi-thermal atmosphere of a mini-solar flare during magnetic reconnection observed with IRIS A80

Reetika Joshi, Brigitte Schmieder, Akiko Tei, Guillaume Aulanier, Juraj Lörinčík, Ramesh Chandra and Petr Heinzel

Published online: 15 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039229

Evaluation of a potential field source surface model with elliptical source surfaces via ballistic back mapping of in situ spacecraft data A83

M. Kruse, V. Heidrich-Meisner and R. F. Wimmer-Schweingruber

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039120

Open Access

Physically motivated heat-conduction treatment in simulations of solar-like stars: effects on dynamo transitions A141

M. Viviani and M. J. Käpylä

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038603

Planets and planetary systems

Open Access

Determining the true mass of radial-velocity exoplanets with Gaia - Nine planet candidates in the brown dwarf or stellar regime and 27 confirmed planets A7

F. Kiefer, G. Hébrard, A. Lecavelier des Etangs, E. Martioli, S. Dalal and A. Vidal-Madjar

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039168

TOI-519 b: A short-period substellar object around an M dwarf validated using multicolour photometry and phase curve analysis A16

H. Parviainen, E. Palle, M. R. Zapatero-Osorio, G. Nowak, A. Fukui, F. Murgas, N. Narita, K. G. Stassun, J. H. Livingston, K. A. Collins et al. (36 more)

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038934

Strong Hα emission in the young planetary mass companion 2MASS J0249−0557 c A17

P. Chinchilla, V. J. S. Béjar, N. Lodieu, M. R. Zapatero Osorio and B. Gauza

Published online: 22 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038731

Open Access

Spectral binning of precomputed correlated-k coefficients A20

Jérémy Leconte

Published online: 22 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039040

Detection of the hydrogen Balmer lines in the ultra-hot Jupiter WASP-33b A22

F. Yan, A. Wyttenbach, N. Casasayas-Barris, A. Reiners, E. Pallé, Th. Henning, P. Mollière, S. Czesla, L. Nortmann, K. Molaverdikhani et al. (17 more)

Published online: 22 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039302

Highlight

Atmospheric Rossiter–McLaughlin effect and transmission spectroscopy of WASP-121b with ESPRESSO A24

F. Borsa, R. Allart, N. Casasayas-Barris, H. Tabernero, M. R. Zapatero Osorio, S. Cristiani, F. Pepe, R. Rebolo, N. C. Santos, V. Adibekyan et al. (34 more)

Published online: 22 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039344

Origin of the zebra structure in the Jovian decameter radio emission A31

V. E. Shaposhnikov, G. V. Litvinenko, V. V. Zaitsev, V. V. Zakharenko and A. A. Konovalenko

Published online: 23 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039304

Detection of volatiles undergoing sublimation from 67P/Churyumov-Gerasimenko coma particles using ROSINA/COPS - I. The ram gauge A38

B. Pestoni, K. Altwegg, H. Balsiger, N. Hänni, M. Rubin, I. Schroeder, M. Schuhmann and S. Wampfler

Published online: 05 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039130

A planetary system with two transiting mini-Neptunes near the radius valley transition around the bright M dwarf TOI-776 A41

R. Luque, L. M. Serrano, K. Molaverdikhani, M. C. Nixon, J. H. Livingston, E. W. Guenther, E. Pallé, N. Madhusudhan, G. Nowak, J. Korth et al. (56 more)

Published online: 05 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039455

Open Access

The influence of infall on the properties of protoplanetary discs - Statistics of masses, sizes, lifetimes, and fragmentation A43

O. Schib, C. Mordasini, N. Wenger, G.-D. Marleau and R. Helled

Published online: 07 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039154

Auto-correlation functions of astrophysical processes, and their relation to Gaussian processes - Application to radial velocities of different starspot configurations A58

M. Perger, G. Anglada-Escudé, I. Ribas, A. Rosich, E. Herrero and J. C. Morales

Published online: 13 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039594

Press Release

Free Access

The search for radio emission from the exoplanetary systems 55 Cancri, υ Andromedae, and τ Boötis using LOFAR beam-formed observations A59

Jake D. Turner, Philippe Zarka, Jean-Mathias Grießmeier, Joseph Lazio, Baptiste Cecconi, J. Emilio Enriquez, Julien N. Girard, Ray Jayawardhana, Laurent Lamy, Jonathan D. Nichols and Imke de Pater

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/201937201

Oligarchic growth in a fully interacting system A65

Z. Dencs and Zs. Regály

Published online: 13 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039567

Parking planets in circumbinary discs A68

Anna B. T. Penzlin, Wilhelm Kley and Richard P. Nelson

Published online: 13 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039319

The GAPS Programme at TNG - XXVIII. A pair of hot-Neptunes orbiting the young star TOI-942 A71

I. Carleo, S. Desidera, D. Nardiello, L. Malavolta, A. F. Lanza, J. Livingston, D. Locci, F. Marzari, S. Messina, D. Turrini et al. (41 more)

Published online: 15 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039042

Open Access

Analysis of full microwave propagation and backpropagation for a complex asteroid analogue via single-point quasi-monostatic data A73

Liisa-Ida Sorsa, Sampsa Pursiainen and Christelle Eyraud

Published online: 15 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039380

Open Access

Evidence of three mechanisms explaining the radius anomaly of hot Jupiters A79

P. Sarkis, C. Mordasini, Th. Henning, G. D. Marleau and P. Mollière

Published online: 18 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038361

Open Access

LIStEN: L′ band Imaging Survey for Exoplanets in the North A88

Arianna Musso Barcucci, Ralf Launhardt, André Müller, Grant M. Kennedy, Roy van Boekel, Thomas Henning, Henrik L. Ruh, Sebastian Marino, Tim D. Pearce, Stefan S. Brems et al. (2 more)

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039541

Is TiO emission present in the ultra-hot Jupiter WASP-33b? A reassessment using the improved ExoMol TOTO line list A90

Dilovan B. Serindag, Stevanus K. Nugroho, Paul Mollière, Ernst J. W. de Mooij, Neale P. Gibson and Ignas A. G. Snellen

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039135

Classification of orbits in three-dimensional exoplanetary systems A128

Euaggelos E. Zotos, Bálint Érdi and Tareq Saeed

Published online: 29 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039690

Open Access

Linking planetary embryo formation to planetesimal formation - I. The effect of the planetesimal surface density in the terrestrial planet zone A131

Oliver Voelkel, Rogerio Deienno, Katherine Kretke and Hubert Klahr

Published online: 29 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039214

Open Access

Linking planetary embryo formation to planetesimal formation - II. The effect of pebble accretion in the terrestrial planet zone A132

Oliver Voelkel, Rogerio Deienno, Katherine Kretke and Hubert Klahr

Published online: 29 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039245

Possibility of concentration of nonvolatile species near the surface of comet 67P/Churyumov-Gerasimenko A134

T. Suzuki, Y. Shinnaka, L. Majumdar, T. Shibata, Y. Shibaike, H. Nomura and H. Minamoto

Published online: 28 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038491

Evolution of a migrating giant planet in the presence of an inclined binary companion A138

A. Roisin and A.-S. Libert

Published online: 29 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038880

Press Release

Open Access

Size and structures of disks around very low mass stars in the Taurus star-forming region A139

N. T. Kurtovic, P. Pinilla, F. Long, M. Benisty, C. F Manara, A. Natta, I. Pascucci, L. Ricci, A. Scholz and L. Testi

Published online: 28 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038983

Three-dimensional continuum radiative transfer of polarized radiation in exoplanetary atmospheres A146

M. Lietzow, S. Wolf and R. Brunngräber

Published online: 29 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038932

Celestial mechanics and astrometry

Dynamics of charged dust in the orbit of Venus A63

Lei Zhou, Christoph Lhotka, Catalin Gales, Yasuhito Narita and Li-Yong Zhou

Published online: 15 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039617

Astrometric measurement and reduction of Pulkovo photographic observations of the main Saturnian satellites from 1972 to 2007 in the Gaia reference frame A76

M. Yu. Khovritchev, V. Robert, N. V. Narizhnaya, T. A. Vasilyeva, A. A. Apetyan and D. A. Bikulova

Published online: 15 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039119

Atomic, molecular, and nuclear data

Open Access

CF⁺ excitation in the interstellar medium A8

Benjamin Desrousseaux, François Lique, Javier R. Goicoechea, Ernesto Quintas-Sánchez and Richard Dawes

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039823

Free Access

Comprehensive rotational study and astronomical search for cyclopropanecarboxaldehyde A75

C. Cabezas, E. M. Neeman, B. Tercero, C. Bermúdez and J. Cernicharo

Published online: 15 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039924

Free Access

Atomic data for the Gaia-ESO Survey A106

U. Heiter, K. Lind, M. Bergemann, M. Asplund, Š. Mikolaitis, P. S. Barklem, T. Masseron, P. de Laverny, L. Magrini, B. Edvardsson et al. (20 more)

Published online: 26 January 2021

DOI: https://doi.org/10.1051/0004-6361/201936291

Free Access

Spectral properties and polarizabilities for fluorine-like ions with Z = 20–30 A136

Shi Liu, Yongjun Cheng and Song Bin Zhang

Published online: 28 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039685

Free Access

Erratum

Rotational relaxation of H₂S by collision with He (Corrigendum) C2

Otoniel Denis-Alpizar and Thierry Stoecklin

Published online: 13 January 2021

DOI: https://doi.org/10.1051/0004-6361/202037821e

Astronomical instrumentation

Open Access

Onboard catalogue of known X-ray sources for SVOM/ECLAIRs A18

N. Dagoneau, S. Schanne, J. Rodriguez, J.-L. Atteia and B. Cordier

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038995

Free Access

Measuring and characterizing the line profile of HARPS with a laser frequency comb A23

F. Zhao, G. Lo Curto, L. Pasquini, J. I. González Hernández, J. R. De Medeiros, B. L. Canto Martins, I. C. Leão, R. Rebolo, A. Suárez Mascareño, M. Esposito et al. (6 more)

Published online: 22 December 2020

DOI: https://doi.org/10.1051/0004-6361/201937370

Free Access

Bolometric night sky temperature and subcooling of telescope structures A32

R. Holzlöhner, S. Kimeswenger, W. Kausch and S. Noll

Published online: 24 December 2020

DOI: https://doi.org/10.1051/0004-6361/202038853

Free Access

Yebes 40 m radio telescope and the broad band Nanocosmos receivers at 7 mm and 3 mm for line surveys A37

F. Tercero, J. A. López-Pérez, J. D. Gallego, F. Beltrán, O. García, M. Patino-Esteban, I. López-Fernández, G. Gómez-Molina, M. Diez, P. García-Carreño et al. (16 more)

Published online: 05 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038701

Free Access

ESPRESSO at VLT - On-sky performance and first results A96

F. Pepe, S. Cristiani, R. Rebolo, N. C. Santos, H. Dekker, A. Cabral, P. Di Marcantonio, P. Figueira, G. Lo Curto, C. Lovis et al. (90 more)

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038306

Catalogs and data

Free Access

White dwarf-open cluster associations based on Gaia DR2 A13

M. Prišegen, M. Piecka, N. Faltová, M. Kajan and E. Paunzen

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/202039276

Free Access

New mercury-manganese stars and candidates from LAMOST DR4 A34

E. Paunzen, S. Hümmerich and K. Bernhard

Published online: 05 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038847

Free Access

New precise positions in 2013–2019 and a catalog of ground-based astrometric observations of 11 Neptunian satellites (1847–2019) based on Gaia-DR2 A48

Ye Yuan, Fan Li, Yanning Fu and Shulin Ren

Published online: 08 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038776

Free Access

A search for X-ray absorbed sources in the 3XMM catalogue using photometric redshifts and Bayesian spectral fits A74

A. Ruiz, I. Georgantopoulos and A. Corral

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039431

Free Access

The miniJPAS survey: star-galaxy classification using machine learning A87

P. O. Baqui, V. Marra, L. Casarini, R. Angulo, L. A. Díaz-García, C. Hernández-Monteagudo, P. A. A. Lopes, C. López-Sanjuan, D. Muniesa, V. M. Placco et al. (24 more)

Published online: 18 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038986

Highlight

Free Access

The ROSAT Raster survey in the north ecliptic pole field - X-ray catalogue and optical identifications A95

G. Hasinger, M. Freyberg, E. M. Hu, C. Z. Waters, P. Capak, A. Moneti and H. J. McCracken

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039476

Free Access

SPECULOOS: Ultracool dwarf transit survey - Target list and strategy A100

D. Sebastian, M. Gillon, E. Ducrot, F. J. Pozuelos, L. J. Garcia, M. N. Günther, L. Delrez, D. Queloz, B. O. Demory, A. H. M. J. Triaud et al. (13 more)

Published online: 20 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038827

Numerical methods and codes

Free Access

Fast and accurate approximation of the angle-averaged redistribution function for polarized radiation A4

A. Paganini, B. Hashemi, E. Alsina Ballester and L. Belluzzi

Published online: 21 December 2020

DOI: https://doi.org/10.1051/0004-6361/201937149

Free Access

SP_Ace v1.4 and the new GCOG library for deriving stellar parameters and elemental abundances A35

C. Boeche, A. Vallenari and S. Lucatello

Published online: 05 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038973

Free Access

Ornstein-Uhlenbeck parameter extraction from light curves of Fermi-LAT observed blazars A62

Paul R. Burd, Luca Kohlhepp, Sarah M. Wagner, Karl Mannheim, Sara Buson and Jeffrey D. Scargle

Published online: 13 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039097

Free Access

Remarks on generating realistic synthetic meteoroid orbits A82

T. J. Jopek

Published online: 14 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039332

Free Access

Unveiling the rarest morphologies of the LOFAR Two-metre Sky Survey radio source population with self-organised maps A89

Rafaël I. J. Mostert, Kenneth J. Duncan, Huub J. A. Röttgering, Kai L. Polsterer, Philip N. Best, Marisa Brienza, Marcus Brüggen, Martin J. Hardcastle, Nika Jurlin, Beatriz Mingo et al. (4 more)

Published online: 19 January 2021

DOI: https://doi.org/10.1051/0004-6361/202038500

Free Access

Improved near optimal angular quadratures for polarised radiative transfer in 3D MHD models A101

Jaume Jaume Bestard, Jiří Štěpán and Javier Trujillo Bueno

Published online: 21 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039424

Free Access

Optimising and comparing source-extraction tools using objective segmentation quality criteria A107

Caroline Haigh, Nushkia Chamba, Aku Venhola, Reynier Peletier, Lars Doorenbos, Matthew Watkins and Michael H. F. Wilkinson

Published online: 22 January 2021

DOI: https://doi.org/10.1051/0004-6361/201936561

Free Access

The scattering order problem in Monte Carlo radiative transfer A143

A. Krieger and S. Wolf

Published online: 27 January 2021

DOI: https://doi.org/10.1051/0004-6361/202039133

Astronomy & Astrophysics

Volume 645 (January 2021)

Letters to the Editor

What does (not) drive the variation of the low-mass end of the stellar initial mass function of early-type galaxies L1

The star cluster age function in the Galactic disc with Gaia DR2 - Fewer old clusters and a low cluster formation efficiency L2

A search for dust and molecular gas in enormous Lyα nebulae at z ≈ 2 L3

Phosphine in Venus’ atmosphere: Detection attempts and upper limits above the cloud top assessed from the SOIR/VEx spectra L4

The coherent motion of Cen A dwarf satellite galaxies remains a challenge for ΛCDM cosmology L5

Detecting prolonged activity minima in binary stars - The case of ζ2 Reticuli L6

Revisiting the progenitor of the low-luminosity type II-plateau supernova, SN 2008bk L7

Local spiral structure based on the Gaia EDR3 parallaxes L8

A “no-drift” runaway pile-up of pebbles in protoplanetary disks in which midplane turbulence increases with radius L9

A relation between the radial velocity dispersion of young clusters and their age - Evidence for hardening as the formation scenario of massive close binaries L10

Starlet ℓ1-norm for weak lensing cosmology L11

Downflowing umbral flashes as evidence of standing waves in sunspot umbrae L12

A prediction about the age of thick discs as a function of the stellar mass of the host galaxy L13

Astrophysical processes

Magnetic deformation of neutron stars in scalar-tensor theories A39

INTEGRAL discovery of a high-energy tail in the microquasar Cygnus X-3 A60

Super-Eddington accretion in the Q2237+0305 quasar? A78

Collisional ionisation, recombination, and ionisation potential in two-fluid slow-mode shocks: Analytical and numerical results A81

Properties of a hypothetical cold pulsar wind in LS 5039 A86

Accretion-to-jet energy conversion efficiency in GW170817 A93

Evolution of the truncated disc and inner hot-flow of GX 339–4 A99

Fast radio burst repeaters produced via Kozai-Lidov feeding of neutron stars in binary systems A122

Exact hybrid-kinetic equilibria for magnetized plasmas with shearing flows A147

Cosmology (including clusters of galaxies)

AMICO galaxy clusters in KiDS-DR3: Evolution of the luminosity function between z = 0.1 and z = 0.8 A9

Simple halo model formalism for the cosmic infrared background and its correlation with the thermal Sunyaev-Zel’dovich effect A40

Cosmology with gravitationally lensed repeating fast radio bursts A44

KiDS-1000 cosmology: Cosmic shear constraints and comparison between two point statistics A104

KiDS-1000 catalogue: Weak gravitational lensing shear measurements A105

Direct detection of the kinetic Sunyaev-Zel’dovich effect in galaxy clusters A112

Higher-order statistics of shear field via a machine learning approach A123

A direct and robust method to observationally constrain the halo mass function via the submillimeter magnification bias: Proof of concept A126

Diagnosing the interstellar medium of galaxies with far-infrared emission lines - I. The [C II] 158 μm line at z ∼ 0 A133

A new high-precision strong lensing model of the galaxy cluster MACS J0416.1−2403 - Robust characterization of the cluster mass distribution from VLT/MUSE deep observations A140

Extragalactic astronomy

The MURALES survey - III. Completing the MUSE observations of 37 3C low-z radio galaxies A12

Broad-line region configuration of the supermassive binary black hole candidate PG1302-102 in the relativistic Doppler boosting scenario A15

Multiphase feedback processes in the Sy2 galaxy NGC 5643 A21

The WISSH quasars project - IX. Cold gas content and environment of luminous QSOs at z ∼ 2.4–4.7 A33

ALMA detection of the dusty object silhouetted against the S0 galaxy NGC 3269 in the Antlia cluster A36

Planck’s Dusty GEMS - VIII. Dense-gas reservoirs in the most active dusty starbursts at z ∼ 3 A45

A proto-pseudobulge in ESO 320-G030 fed by a massive molecular inflow driven by a nuclear bar A49

Searching for intergalactic star forming regions in Stephan’s Quintet with SITELLE - II. Physical properties and metallicity A57

The properties of dwarf spheroidal galaxies in the Cen A group - Stellar populations, internal dynamics, and a heart-shaped Hα ring A92

ALMA resolves giant molecular clouds in a tidal dwarf galaxy A97

A random forest-based selection of optically variable AGN in the VST-COSMOS field A103

Gas compression and stellar feedback in the tidally interacting and ram-pressure stripped Virgo spiral galaxy NGC 4654 A111

Location and energetics of the ultra-fast outflow in PG 1448+273 A118

ALMA and MUSE observations reveal a quiescent multi-phase circumgalactic medium around the z ≃ 3.6 radio galaxy 4C 19.71 A120

A Virgo Environmental Survey Tracing Ionised Gas Emission (VESTIGE) - VIII. Modeling ram pressure stripping of diffuse gas in the Virgo cluster spiral galaxy NGC 4330 A121

The complex multi-component outflow of the Seyfert galaxy NGC 7130 A130

Multi-band behaviour of the TeV blazar PG 1553+113 in optical range on diverse timescales - Flux and spectral variations A137

Galactic structure, stellar clusters and populations

Properties of the Hyades, the eclipsing binary HD 27130, and the oscillating red giant ϵ Tauri A25

Purveyors of fine halos - III. Chemical abundance analysis of a potential ωCen associate A64

The reduced proper motion selected halo: Methods and description of the catalogue A69

Extended stellar systems in the solar neighborhood - V. Discovery of coronae of nearby star clusters A84

Age dissection of the Milky Way discs: Red giants in the Kepler field A85

Runaway blue main-sequence stars at high Galactic latitudes - Target selection with Gaia and spectroscopic identification A108

Estimating ages and metallicities of M31 star clusters from LAMOST DR6 A115

Detection of faint stars near Sagittarius A* with GRAVITY A127

Interstellar and circumstellar matter

The diffuse interstellar band around 8620 Å - I. Methods and application to the GIBS data set A14

C18O, 13CO, and 12CO abundances and excitation temperatures in the Orion B molecular cloud - Analysis of the achievable precision in modeling spectral lines within the approximation of the local thermodynamic equilibrium A26

Quantitative inference of the H2 column densities from 3 mm molecular emission: case study towards Orion B A27

Tracers of the ionization fraction in dense and translucent gas - I. Automated exploitation of massive astrochemical model grids A28

Search for radio jets from massive young stellar objects - Association of radio jets with H2O and CH3OH masers A29

The GRAVITY young stellar object survey - IV. The CO overtone emission in 51 Oph at sub-au scales A50

The ALMA-PILS survey: first detection of the unsaturated 3-carbon molecules Propenal (C2H3CHO) and Propylene (C3H6) towards IRAS 16293–2422 B A53

Physical properties of the ambient medium and of dense cores in the Perseus star-forming region derived from Herschel Gould Belt Survey observations A55

The fully developed remnant of a neutrino-driven supernova - Evolution of ejecta structure and asymmetries in SNR Cassiopeia A A66

Growing and trapping pebbles with fragile collisions of particles in protoplanetary disks A70

Seeds of Life in Space (SOLIS) - XI. First measurement of nitrogen fractionation in shocked clumps of the L1157 protostellar outflow A91

Mass segregation and sequential star formation in NGC 2264 revealed by Herschel A94

The hot interstellar medium towards 4U 1820-30: a Bayesian analysis A98

A population of hypercompact H II regions identified from young H II regions A110

A new search for star forming regions in the southern outer Galaxy A113

Detecting prolonged activity minima in binary stars - The case of ζ² Reticuli L6

Starlet ℓ₁-norm for weak lensing cosmology L11

C¹⁸O, ¹³CO, and ¹²CO abundances and excitation temperatures in the Orion B molecular cloud - Analysis of the achievable precision in modeling spectral lines within the approximation of the local thermodynamic equilibrium A26

Quantitative inference of the H₂ column densities from 3 mm molecular emission: case study towards Orion B A27

Search for radio jets from massive young stellar objects - Association of radio jets with H₂O and CH₃OH masers A29

The ALMA-PILS survey: first detection of the unsaturated 3-carbon molecules Propenal (C₂H₃CHO) and Propylene (C₃H₆) towards IRAS 16293–2422 B A53

H₂ mass–velocity relationship from 3D numerical simulations of jet-driven molecular outflows A135

Nucleosynthetic yields of Z = 10⁻⁵ intermediate-mass stars A10