Astronomy & Astrophysics (A&A)

Letters

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Pyramid Wavefront Sensor behavior in partial correction Adaptive Optic systems p. L9

S. Esposito and A. Riccardi

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010219

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Solar Mn I 5432/5395 Åline formation explained p. L13

J. G. Doyle, D. Jevremović, C. I. Short, P. H. Hauschildt, W. Livingston and I. Vince

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010223

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The composition of circumstellar gas and dust in 51 Oph p. L17

M. E. van den Ancker, G. Meeus, J. Cami, L. B. F. M. Waters and C. Waelkens

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010245

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The Hipparcos observations and the mass of sub-stellar objects p. L22

D. Pourbaix

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010252

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Is the Atomic Second too short? p. L26

Ci-yuan Liu

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010272

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Discovery of pulsations from the Be/X-ray binary RXJ0101.3-7211 in the SMC by XMM-Newton p. L29

M. Sasaki, F. Haberl, S. Keller and W. Pietsch

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010271

Astrophysical processes

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Detection of the optical afterglow of GRB 000630: Implications for dark bursts p. 373

J. U. Fynbo, B. L. Jensen, J. Gorosabel, J. Hjorth, H. Pedersen, P. Møller, T. Abbott, A. J. CastroTirado, D. Delgado, J. Greiner et al. (18 more)

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010112

Cosmology (including clusters of galaxies)

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Multi-frequency VLA observations of a new sample of CSS/GPS radio sources p. 380

C. Fanti, F. Pozzi, D. Dallacasa, R. Fanti, L. Gregorini, C. Stanghellini and M. Vigotti

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010051

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The ultraviolet visibility and quantitative morphology of galactic disks at low and high redshift p. 421

D. Burgarella, V. Buat, J. Donas, B. Milliard and S. Chapelon

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010107

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HI deficiency in the galaxy cluster ACO 3627 - ATCA observations in the Great Attractor region p. 432

B. Vollmer, V. Cayatte, W. van Driel, P. A. Henning, R. C. Kraan-Korteweg, C. Balkowski, P. A. Woudt and W. J. Duschl

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010116

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A comparison of radio and X-ray morphologies of four clusters of galaxies containing radio halos p. 441

F. Govoni, T. A. Enßlin, L. Feretti and G. Giovannini

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010115

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RX J2217.9-5941: A highly X-ray variable Narrow-Line Seyfert1 galaxy p. 450

D. Grupe, H.-C. Thomas and K. M. Leighly

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010117

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Temperature and total mass profiles of the A3571 cluster of galaxies p. 459

J. Nevalainen, J. Kaastra, A. N. Parmar, M. Markevitch, T. Oosterbroek, S. Colafrancesco and P. Mazzotta

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010119

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Radio jets and diffuse X-ray emission around the peculiar galaxy pair ESO 295-IG022 p. 467

A. M. Read, M. D. Filipović, W. Pietsch and P. A. Jones

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010128

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An atlas of mid-infrared dust emission in spiral galaxies p. 473

H. Roussel, L. Vigroux, A. Bosma, M. Sauvage, C. Bonoli, P. Gallais, T. Hawarden, J. Lequeux, S. Madden and P. Mazzei

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010154

Extragalactic astronomy

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Erratum

Erratum Age and metallicity gradients in the Galactic Bulge - A differential study using HST/WFPC2 p. 510

S. Feltzing and G. Gilmore

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010109

Galactic structure, stellar clusters, and populations

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Photometric and kinematic studies of open star clusters - III. NGC 4103, NGC 5281, and NGC 4755 p. 511

J. Sanner, J. Brunzendorf, J.-M. Will and M. Geffert

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010196

Interstellar and circumstellar matter

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Observations of OB-stars at the former Leiden Southern Station p. 527

C. J. van Houten

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20000470

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Origin and possible birthplace of the extreme runaway star HIP 60350 p. 530

P. Tenjes, J. Einasto, H. M. Maitzen and H. Zinnecker

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010046

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Correlations between various hardness ratios of gamma-ray bursts p. 537

Yi-Ping Qin, Guang-Zhong Xie, En-Wei Liang and Xue-Tang Zheng

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010149

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The nature of Sk -67°18 in the Large Magellanic Cloud: A multiple system with an O3f component p. 544

V. S. Niemela, W. Seggewiss and A. F. J. Moffat

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010122

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Research Note Nice Observatory CCD measurements of visual double stars (3rd series) p. 552

M. Salaman, G. Morlet and R. Gili

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010078

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Evidence for prolonged main sequence stellar evolution of F stars in close binaries p. 554

A. A. Suchkov

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010148

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On the eclipsing nature of p. 561

L. M. Freyhammer, J. V. Clausen, T. Arentoft and C. Sterken

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010194

Stellar structure and evolution

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Mass-loss predictions for O and B stars as a function of metallicity p. 574

Jorick S. Vink, A. de Koter and H. J. G. L. M. Lamers

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010127

The Sun

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Cassiopeia A dust composition and heating p. 589

T. Douvion, P. O. Lagage and E. Pantin

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010053

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On the oxygen abundance determination in HII regions. - High-metallicity regions p. 594

L. S. Pilyugin

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010079

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Chemical constraints and microstructure in TMC-1 Core D p. 605

T. W. Hartquist, D. A. Williams and S. Viti

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010143

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The production of HCN dimer and more complex oligomers in dense interstellar clouds p. 611

I. W. M. Smith, D. Talbi and E. Herbst

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010126

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Arecibo imaging of compact high-velocity clouds p. 616

W. B. Burton, R. Braun and J. N. Chengalur

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010162

Planets and planetary systems

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Spectral signature of uncombed penumbral magnetic fields - Comment p. 643

J. Sánchez Almeida

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010033

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Spectral signature of uncombed penumbral magnetic fields - Reply p. 644

V. Martínez Pillet

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010032

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Empirical models of solar magnetic flux-tubes and their non-magnetic surroundings p. 646

C. Frutiger and S. K. Solanki

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010120

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Five-minute oscillations above granules and intergranular lanes p. 660

E. V. Khomenko, R. I. Kostik and N. G. Shchukina

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010129

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Resonant absorption and the spectrum of 5-min oscillations of the Sun - III. Influence of inhomogeneity of the canopy magnetic field on fine structure p. 672

V. I. Zhukov

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010153

Atomic, molecular, and nuclear data

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Hamiltonian formulation of the secular theory for Trojan-type motion p. 677

M. H. M. Morais

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010141

Astronomical instrumentation

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Dyadosphere bending of light p. 690

V. A. De Lorenci, N. Figueiredo, H. H. Fliche and M. Novello

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010089

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Large scale magnetic fields and their dissipation in GRB fireballs p. 694

H. C. Spruit, F. Daigne and G. Drenkhahn

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010131

Section $secnum inconnue

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A 3D MHD model of astrophysical flows: Algorithms, tests and parallelisation p. 706

S. E. Caunt and M. J. Korpi

Published online: 15 April 2001

DOI: https://doi.org/10.1051/0004-6361:20010157

Astronomy & Astrophysics

Volume 369 / No 2 (April II 2001)

Letters

Pyramid Wavefront Sensor behavior in partial correction Adaptive Optic systems p. L9

Solar Mn I 5432/5395 Åline formation explained p. L13

The composition of circumstellar gas and dust in 51 Oph p. L17

The Hipparcos observations and the mass of sub-stellar objects p. L22

Is the Atomic Second too short? p. L26

Discovery of pulsations from the Be/X-ray binary RXJ0101.3-7211 in the SMC by XMM-Newton p. L29

Astrophysical processes

Detection of the optical afterglow of GRB 000630: Implications for dark bursts p. 373

Cosmology (including clusters of galaxies)

Multi-frequency VLA observations of a new sample of CSS/GPS radio sources p. 380

The ultraviolet visibility and quantitative morphology of galactic disks at low and high redshift p. 421

HI deficiency in the galaxy cluster ACO 3627 - ATCA observations in the Great Attractor region p. 432

A comparison of radio and X-ray morphologies of four clusters of galaxies containing radio halos p. 441

RX J2217.9-5941: A highly X-ray variable Narrow-Line Seyfert1 galaxy p. 450

Temperature and total mass profiles of the A3571 cluster of galaxies p. 459

Radio jets and diffuse X-ray emission around the peculiar galaxy pair ESO 295-IG022 p. 467

An atlas of mid-infrared dust emission in spiral galaxies p. 473

Extragalactic astronomy

Erratum Age and metallicity gradients in the Galactic Bulge - A differential study using HST/WFPC2 p. 510

Galactic structure, stellar clusters, and populations

Photometric and kinematic studies of open star clusters - III. NGC 4103, NGC 5281, and NGC 4755 p. 511

Interstellar and circumstellar matter

Observations of OB-stars at the former Leiden Southern Station p. 527

Origin and possible birthplace of the extreme runaway star HIP 60350 p. 530

Correlations between various hardness ratios of gamma-ray bursts p. 537

The nature of Sk -67°18 in the Large Magellanic Cloud: A multiple system with an O3f component p. 544

Research Note Nice Observatory CCD measurements of visual double stars (3rd series) p. 552

Evidence for prolonged main sequence stellar evolution of F stars in close binaries p. 554

On the eclipsing nature of p. 561

Stellar structure and evolution

Mass-loss predictions for O and B stars as a function of metallicity p. 574

The Sun

Cassiopeia A dust composition and heating p. 589

On the oxygen abundance determination in HII regions. - High-metallicity regions p. 594

Chemical constraints and microstructure in TMC-1 Core D p. 605

The production of HCN dimer and more complex oligomers in dense interstellar clouds p. 611

Arecibo imaging of compact high-velocity clouds p. 616

Planets and planetary systems

Spectral signature of uncombed penumbral magnetic fields - Comment p. 643

Spectral signature of uncombed penumbral magnetic fields - Reply p. 644

Empirical models of solar magnetic flux-tubes and their non-magnetic surroundings p. 646

Five-minute oscillations above granules and intergranular lanes p. 660

Resonant absorption and the spectrum of 5-min oscillations of the Sun - III. Influence of inhomogeneity of the canopy magnetic field on fine structure p. 672

Atomic, molecular, and nuclear data

Hamiltonian formulation of the secular theory for Trojan-type motion p. 677

Astronomical instrumentation

Dyadosphere bending of light p. 690

Large scale magnetic fields and their dissipation in GRB fireballs p. 694

Section $secnum inconnue

A 3D MHD model of astrophysical flows: Algorithms, tests and parallelisation p. 706