Astronomy & Astrophysics (A&A)

M. Del Santo, A. Bazzano, A. A. Zdziarski, D. M. Smith, N. Bezayiff, R. Farinelli, G. De Cesare, P. Ubertini, A. J. Bird, M. Cadolle Bel et al. (6 more)

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042058

Free Access

Two-dimensional structure of thin transonic discs: Theory and observational manifestations p. 619

V. Beskin and A. Tchekhovskoy

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20041592

Free Access

BS Indi: An enigmatic object in the Tucana association p. 629

E. W. Guenther, E. Covino, J. M Alcalá, M. Esposito and R. Mundt

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042291

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A serendipitous XMM-Newton observation of the intermediate polar WX Pyx p. 635

E. M. Schlegel

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042314

Stellar atmospheres

Free Access

Fluorine in extremely hot post-AGB stars: Evidence for nucleosynthesis p. 641

K. Werner, T. Rauch and J. W. Kruk

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042258

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Spectroscopic determination of photospheric parameters and chemical abundances of 6 K-type stars p. 647

L. Affer, G. Micela, T. Morel, J. Sanz-Forcada and F. Favata

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20041308

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Metallicities of the β Cephei stars from low-resolution ultraviolet spectra p. 659

E. Niemczura and J. Daszyńska-Daszkiewicz

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20040396

Free Access

Stellar model atmospheres with magnetic line blanketing p. 671

O. Kochukhov, S. Khan and D. Shulyak

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042300

The Sun

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Observational evidence of the primary role played by photospheric motions in magnetic helicity transport before a filament eruption p. 683

P. Romano, L. Contarino and F. Zuccarello

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20041807

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Low-frequency modulations in the solar microwave radiation as a possible indicator of inductive interaction of coronal magnetic loops p. 691

M. L. Khodachenko, V. V. Zaitsev, A. G. Kislyakov, H. O. Rucker and S. Urpo

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20041988

Free Access

Comparing magnetic field extrapolations with measurements of magnetic loops p. 701

T. Wiegelmann, A. Lagg, S. K. Solanki, B. Inhester and J. Woch

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042421

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What causes the 24-day period observed in solar flares? p. 707

M. Temmer, J. Rybák, A. Veronig and A. Hanslmeier

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20041833

Free Access

Monte Carlo simulation of solar p-mode profiles revisited: Bias and uncertainty estimation from one, not many, fits p. 713

T. Toutain, Y. Elsworth and W. J. Chaplin

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042508

Atomic, molecular, and nuclear data

Free Access

Atomic data from the IRON Project - LVIII. Electron impact excitation of p. 717

P. J. Storey, G. Del Zanna, H. E. Mason and C. J. Zeippen

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20041771

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Benchmarking atomic data for astrophysics: Fe XII p. 731

G. Del Zanna and H. E. Mason

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20041848

Free Access

Energy levels and transition probabilities for nitrogen-like Fe xx p. 745

V. Jonauskas, P. Bogdanovich, F. P. Keenan, M. E. Foord, R. F. Heeter, S. J. Rose, G. J. Ferland, R. Kisielius, P. A. M. van Hoof and P. H. Norrington

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042301

Catalogs and data

Free Access

Imaging and photometry of nearby dwarf galaxies - II. Southern dwarfs p. 751

L. N. Makarova, I. D. Karachentsev, E. K. Grebel, D. Harbeck, G. G. Korotkova and D. Geisler

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20040263

Free Access

New optical polarization measurements of quasi-stellar objects. The data p. 757

D. Sluse, D. Hutsemékers, H. Lamy, R. Cabanac and H. Quintana

Published online: 22 March 2005

DOI: https://doi.org/10.1051/0004-6361:20042163

Astronomy & Astrophysics

Volume 433 / No 2 (April II 2005)

Letters

INTEGRAL discovery of persistent hard X-ray emission from the Soft Gamma-ray Repeater SGR 1806–20 p. L9

The broad-band spectrum of the persistent emission from SGR 1806-20 p. L13

Exceptional H emission in the Antennae galaxies: Pre-starburst shocks from the galaxy collision p. L17

A planet-sized transiting star around OGLE-TR-122 - Accurate mass and radius near the hydrogen-burning limit p. L21

VPMS J1342+2840 – an unusual quasar from the variability and proper motion survey p. L25

Burst of strongly polarized maser emission at 1612 MHz in the proto-planetary nebula OH17.7–2.0 p. L29

HST/NICMOS observations of a proto-brown dwarf candidate p. L33

How does disk gravity really influence type-I migration? p. L37

Discovery of X-ray pulsations from IGR J16320–4751 = AX J1631.9–4752 p. L41

Astrophysical processes

Observing a Schwarzschild black hole with finite precision p. 397

On highly eccentric stellar trajectories interacting with a self-gravitating disc in Sgr A p. 405

Cosmology (including clusters of galaxies)

RASS-SDSS galaxy cluster survey - II. A unified picture of the cluster luminosity function p. 415

RASS-SDSS galaxy cluster survey - III. Scaling relations of galaxy clusters p. 431

Extragalactic astronomy

The star cluster population of NGC 5253 p. 447

The XMM-Newton view of three X-ray weak quasars: Iron emission and strong ionized absorption p. 455

Ageing analysis of the giant radio galaxy J1343+3758 p. 467

Correlation between the TeV and X-ray emission in high-energy peaked BL Lac objects p. 479

Nearby early-type galaxies with ionized gas - I. Line-strength indices of the underlying stellar population p. 497

Investigating the EGRET-radio galaxies link with INTEGRAL: The case of 3EG J1621+8203 and NGC 6251 p. 515

Kinematic and chemical evolution of early-type galaxies p. 519

Was the Narrow Line Seyfert 1 RGB J0044+193 ever radio loud? p. 531

Interstellar and circumstellar matter

Chemical evolution in the environment of intermediate mass young stellar objects - NGC 7129 – FIRS 2 and LkHα 234 p. 535

Dust temperature and density profiles in the envelopes of AGB and post-AGB carbon stars from mid-infrared observations p. 553

Triggered massive-star formation on the borders of Galactic H II regions - I. A search for “collect and collapse” candidates p. 565

The identification of PM 1-322 as a new young high-density planetary nebulae p. 579

Formation and photostability of N-heterocycles in space - I. The effect of nitrogen on the photostability of small aromatic molecules p. 583

Stellar structure and evolution

Orbits of new Hipparcos binaries. I p. 591

Abundances of C, N, O in slightly evolved stars in the globular clusters NGC 6397, NGC 6752 and 47 Tuc p. 597

1E 1740.7–2942: Temporal and spectral evolution from INTEGRAL and RXTE observations p. 613

Two-dimensional structure of thin transonic discs: Theory and observational manifestations p. 619

BS Indi: An enigmatic object in the Tucana association p. 629

A serendipitous XMM-Newton observation of the intermediate polar WX Pyx p. 635

Stellar atmospheres

Fluorine in extremely hot post-AGB stars: Evidence for nucleosynthesis p. 641

Spectroscopic determination of photospheric parameters and chemical abundances of 6 K-type stars p. 647

Metallicities of the β Cephei stars from low-resolution ultraviolet spectra p. 659

Stellar model atmospheres with magnetic line blanketing p. 671

The Sun

Observational evidence of the primary role played by photospheric motions in magnetic helicity transport before a filament eruption p. 683

Low-frequency modulations in the solar microwave radiation as a possible indicator of inductive interaction of coronal magnetic loops p. 691

Comparing magnetic field extrapolations with measurements of magnetic loops p. 701

What causes the 24-day period observed in solar flares? p. 707

Monte Carlo simulation of solar p-mode profiles revisited: Bias and uncertainty estimation from one, not many, fits p. 713

Atomic, molecular, and nuclear data

Atomic data from the IRON Project - LVIII. Electron impact excitation of p. 717

Benchmarking atomic data for astrophysics: Fe XII p. 731

Energy levels and transition probabilities for nitrogen-like Fe xx p. 745

Catalogs and data

Imaging and photometry of nearby dwarf galaxies - II. Southern dwarfs p. 751

New optical polarization measurements of quasi-stellar objects. The data p. 757