J. P. U. Fynbo, R. L. C. Starling, C. Ledoux, K. Wiersema, C. C. Thöne, J. Sollerman, P. Jakobsson, J. Hjorth, D. Watson, P. M. Vreeswijk et al. (18 more)

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20065056

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Nucleonic gamma-ray production in Vela X p. L51

D. Horns, F. Aharonian, A. Santangelo, A. I. D. Hoffmann and C. Masterson

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20065116

Astrophysical processes

Free Access

The cyclo-synchrotron process and particle heating through the absorption of photons p. 739

K. Katarzyński, G. Ghisellini, R. Svensson and J. Gracia

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054346

Cosmology (including clusters of galaxies)

Free Access

COSMOGRAIL: the COSmological MOnitoring of GRAvItational Lenses - II. SDSS J0924+0219: the redshift of the lensing galaxy, the quasar spectral variability and the Einstein rings p. 747

A. Eigenbrod, F. Courbin, S. Dye, G. Meylan, D. Sluse, C. Vuissoz and P. Magain

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054423

Free Access

COSMOGRAIL: the COSmological MOnitoring of GRAvItational Lenses - III. Redshift of the lensing galaxy in eight gravitationally lensed quasars p. 759

A. Eigenbrod, F. Courbin, G. Meylan, C. Vuissoz and P. Magain

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054454

Free Access

Simulations of thermally broadened H I Ly α absorption arising in the warm-hot intergalactic medium p. 767

P. Richter, T. Fang and G. L. Bryan

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054556

Extragalactic astronomy

Free Access

Swift and XMM-Newton observations of the dark GRB 050326 p. 777

A. Moretti, A. De Luca, D. Malesani, S. Campana, A. Tiengo, A. Cucchiara, J. N. Reeves, G. Chincarini, C. Pagani, P. Romano et al. (23 more)

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053913

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Large-scale study of the NGC 1399 globular cluster system in Fornax p. 789

L. P. Bassino, F. R. Faifer, J. C. Forte, B. Dirsch, T. Richtler, D. Geisler and Y. Schuberth

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054563

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Testing the inverse-Compton catastrophe scenario in the intra-day variable blazar S5 0716+71 - I. Simultaneous broadband observations during November 2003 p. 797

L. Ostorero, S. J. Wagner, J. Gracia, E. Ferrero, T. P. Krichbaum, S. Britzen, A. Witzel, K. Nilsson, M. Villata, U. Bach et al. (65 more)

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054075

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The environment of active galaxies in the SDSS-DR4 p. 809

G. Sorrentino, M. Radovich and A. Rifatto

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054354

Free Access

Disturbed isolated galaxies: indicators of a dark galaxy population? p. 817

I. D. Karachentsev, V. E. Karachentseva and W. K. Huchtmeier

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054497

Free Access

Clustering of the optical-afterglow luminosities of long gamma-ray bursts p. 821

M. Nardini, G. Ghisellini, G. Ghirlanda, F. Tavecchio, C. Firmani and D. Lazzati

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054085

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Spectroscopy of the brightest optical counterparts of X-ray sources in the direction of M 31 and M 33 p. 835

D. Hatzidimitriou, W. Pietsch, Z. Misanovic, P. Reig and F. Haberl

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054402

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Radio linear and circular polarization from M 81^* p. 845

A. Brunthaler, G. C. Bower and H. Falcke

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054790

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The emission spectrum of the strong Fe II emitter BAL Seyfert 1 galaxy IRAS 07598+6508 p. 851

M.-P. Véron-Cetty, M. Joly, P. Véron, T. Boroson, S. Lipari and P. Ogle

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054237

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An X-ray bright ERO hosting a type 2 QSO p. 859

P. Severgnini, A. Caccianiga, V. Braito, R. Della Ceca, T. Maccacaro, M. Akiyama, F. J. Carrera, M. T. Ceballos, M. J. Page, P. Saracco and M. G. Watson

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053980

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Multi wavelength study of the gravitational lens system RXS J1131-1231 - II. Lens model and source reconstruction p. 865

J.-F. Claeskens, D. Sluse, P. Riaud and J. Surdej

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054352

Free Access

The ESO-Spitzer Imaging extragalactic Survey (ESIS) - I. WFI B, V, R deep observations of ELAIS-S1 and comparison to Spitzer and GALEX data p. 881

S. Berta, S. Rubele, A. Franceschini, E. V. Held, L. Rizzi, C. J. Lonsdale, T. H. Jarrett, G. Rodighiero, S. J. Oliver, J. E. Dias et al. (8 more)

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054548

Galactic structure, stellar clusters, and populations

Free Access

Proper motions and CCD-photometry of stars in the region of the open cluster Trumpler 2 p. 901

V. N. Frolov, J. K. Ananjevskaja, E. G. Jilinski, D. L. Gorshanov and N. M. Bronnikova

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20042557

Free Access

Kinematic structure of the corona of the Ursa Major flow found using proper motions and radial velocities of single stars p. 909

N. V. Chupina, V. G. Reva and S. V. Vereshchagin

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054009

Interstellar and circumstellar matter

Free Access

[CII] 158 μm emission and metallicity in photon dominated regions p. 917

M. Röllig, V. Ossenkopf, S. Jeyakumar, J. Stutzki and A. Sternberg

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053845

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Planetary nebulae with emission-line central stars p. 925

K. Gesicki, A. A. Zijlstra, A. Acker, S. K. Górny, K. Gozdziewski and J. R. Walsh

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054192

Free Access

The structure of planetary nebulae: theory vs. practice p. 937

F. Sabbadin, M. Turatto, R. Ragazzoni, E. Cappellaro and S. Benetti

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054554

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Large dust grains in the inner region of circumstellar disks p. 951

A. Isella, L. Testi and A. Natta

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054647

Free Access

Properties of dust in the high-latitude translucent cloud L1780 - I. Spatially distinct dust populations and increased dust emissivity from ISO observations* p. 961

M. Ridderstad, M. Juvela, K. Lehtinen, D. Lemke and T. Liljeström

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053467

Free Access

The effects of metallicity, radiation field and dust extinction on the charge state of PAHs in diffuse clouds: implications for the DIB carrier p. 973

N. L. J. Cox and M. Spaans

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054484

Free Access

Theory of cosmic ray production in the supernova remnant RX J1713.7-3946 p. 981

E. G. Berezhko and H. J. Völk

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054595

Free Access

Erratum

(1) Radio spectral index variations of the SNR HB3 (2) Radio spectral index study of the SNRs OA184 and VRO42.05.01 p. 991

W. W. Tian and D. A. Leahy

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20042431e

Stellar structure and evolution

Free Access

S1242: a lithium-rich subgiant star in the open cluster M 67 p. 993

B. L. Canto Martins, A. Lèbre, P. de Laverny, C. H. F. Melo, J. D. do Nascimento Jr, O. Richard and J. R. De Medeiros

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053334

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A comprehensive study of the SX Phoenicis star BL Camelopardalis p. 999

S. Fauvaud, E. Rodríguez, A. Y. Zhou, J. P. Sareyan, I. Ribas, M. D. Reed, G. Klingenberg, J. Farrell, J. Michelet, S. E. Robinson et al. (2 more)

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053841

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Anisotropic thermal emission from magnetized neutron stars p. 1009

J. F. Pérez-Azorín, J. A. Miralles and J. A. Pons

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054403

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The dynamics of the radiative envelope of rapidly rotating stars - I. A spherical Boussinesq model p. 1025

M. Rieutord

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054433

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A radio and infrared exploration around Cygnus X-3 p. 1037

J. Martí, D. Pérez-Ramírez, P. Luque-Escamilla, J. L. Garrido, J. M. Paredes, A. J. Muñoz-Arjonilla and J. R. Sánchez-Sutil

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20064826

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Near-infrared observations of the carbon stars TU Geminorum and SS Virginis at milliarcsecond resolution p. 1041

A. Richichi and T. Chandrasekhar

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054669

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The faint 2005 hard state outburst of Aquila X-1 seen by INTEGRAL and RXTE p. 1045

J. Rodriguez, S. E. Shaw and S. Corbel

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054412

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Protoneutron star dynamos: pulsars, magnetars, and radio-silent X-ray emitting neutron stars p. 1049

A. Bonanno, V. Urpin and G. Belvedere

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054473

Stellar atmospheres

Free Access

Fundamental parameters of Be stars located in the seismology fields of COROT p. 1053

Y. Frémat, C. Neiner, A.-M. Hubert, M. Floquet, J. Zorec, E. Janot-Pacheco and J. Renan de Medeiros

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053305

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Na, Mg and Al abundances as a population discriminant for nearby metal-poor stars p. 1065

T. Gehren, J. R. Shi, H. W. Zhang, G. Zhao and A. J. Korn

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054434

The Sun

Free Access

Dynamics of the solar granulation - IX. A global approach p. 1081

A. Nesis, R. Hammer, M. Roth and H. Schleicher

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20047133

Free Access

A statistical study of SUMER spectral images: events, turbulence, and intermittency p. 1091

E. Buchlin, J.-C. Vial and P. Lemaire

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054424

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Numerical modelling of 3D reconnection due to rotational footpoint motions p. 1101

I. De Moortel and K. Galsgaard

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054587

Free Access

Hall effects on dynamic magnetic reconnection at an X-type neutral point p. 1117

T. Senanayake and I. J. D. Craig

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054391

Atomic, molecular, and nuclear data

Free Access

Rotational excitation of carbon monosulfide by collisions with helium p. 1125

F. Lique, A. Spielfiedel and J. Cernicharo

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054363

Instruments, observational techniques, and data processing

Free Access

First sky validation of an optical polarimetric interferometer p. 1133

K. Rousselet-Perraut, J. B. Le Bouquin, D. Mourard, F. Vakili, O. Chesneau, D. Bonneau, J. L. Chevassut, A. Crocherie, A. Glentzlin, S. Jankov et al. (3 more)

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054296

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Weak lensing mass reconstruction using wavelets p. 1139

J.-L. Starck, S. Pires and A. Réfrégier

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20052997

Free Access

The new Göttingen Fabry-Pérot spectrometer for two-dimensional observations of the Sun p. 1151

K. G. Puschmann, F. Kneer, T. Seelemann and A. D. Wittmann

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20054487

Online catalogs and data

Free Access

Deep and wide field imaging of the Coma cluster: the data p. 1159

C. Adami, J. P. Picat, C. Savine, A. Mazure, M. J. West, J. C. Cuillandre, R. Pelló, A. Biviano, C. J. Conselice, F. Durret et al. (4 more)

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053810

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Erratum

A catalog of edge-on disk galaxies - From galaxies with a bulge to superthin galaxies p. 1171

S. J. Kautsch, E. K. Grebel, F. D. Barazza and J. S. Gallagher III

Published online: 04 May 2006

DOI: https://doi.org/10.1051/0004-6361:20053981e

Astronomy & Astrophysics

Volume 451 / No 3 (June I 2006)

Letters

A new model for the Warm Absorber in NGC 3783: a single medium in total pressure equilibrium p. L23

On near Chandrasekhar mass central stars of planetary nebulae p. L27

On the evolution of the resonant planetary system HD 128311 p. L31

Dynamic features in the solar atmosphere with unusual spectral line enhancements and Doppler-shifts p. L35

Continuous optical monitoring during the prompt emission of GRB 060111B p. L39

Asteroid colors: a novel tool for magnetic field detection? The case of Vesta p. L43

Probing cosmic chemical evolution with gamma-ray bursts: GRB 060206 at z = 4.048 p. L47

Nucleonic gamma-ray production in Vela X p. L51

Astrophysical processes

The cyclo-synchrotron process and particle heating through the absorption of photons p. 739

Cosmology (including clusters of galaxies)

COSMOGRAIL: the COSmological MOnitoring of GRAvItational Lenses - II. SDSS J0924+0219: the redshift of the lensing galaxy, the quasar spectral variability and the Einstein rings p. 747

COSMOGRAIL: the COSmological MOnitoring of GRAvItational Lenses - III. Redshift of the lensing galaxy in eight gravitationally lensed quasars p. 759

Simulations of thermally broadened H I Ly α absorption arising in the warm-hot intergalactic medium p. 767

Extragalactic astronomy

Swift and XMM-Newton observations of the dark GRB 050326 p. 777

Large-scale study of the NGC 1399 globular cluster system in Fornax p. 789

Testing the inverse-Compton catastrophe scenario in the intra-day variable blazar S5 0716+71 - I. Simultaneous broadband observations during November 2003 p. 797

The environment of active galaxies in the SDSS-DR4 p. 809

Disturbed isolated galaxies: indicators of a dark galaxy population? p. 817

Clustering of the optical-afterglow luminosities of long gamma-ray bursts p. 821

Spectroscopy of the brightest optical counterparts of X-ray sources in the direction of M 31 and M 33 p. 835

Radio linear and circular polarization from M 81* p. 845

The emission spectrum of the strong Fe II emitter BAL Seyfert 1 galaxy IRAS 07598+6508 p. 851

An X-ray bright ERO hosting a type 2 QSO p. 859

Multi wavelength study of the gravitational lens system RXS J1131-1231 - II. Lens model and source reconstruction p. 865

The ESO-Spitzer Imaging extragalactic Survey (ESIS) - I. WFI B, V, R deep observations of ELAIS-S1 and comparison to Spitzer and GALEX data p. 881

Galactic structure, stellar clusters, and populations

Proper motions and CCD-photometry of stars in the region of the open cluster Trumpler 2 p. 901

Kinematic structure of the corona of the Ursa Major flow found using proper motions and radial velocities of single stars p. 909

Interstellar and circumstellar matter

[CII] 158 μm emission and metallicity in photon dominated regions p. 917

Planetary nebulae with emission-line central stars p. 925

The structure of planetary nebulae: theory vs. practice p. 937

Large dust grains in the inner region of circumstellar disks p. 951

Properties of dust in the high-latitude translucent cloud L1780 - I. Spatially distinct dust populations and increased dust emissivity from ISO observations* p. 961

The effects of metallicity, radiation field and dust extinction on the charge state of PAHs in diffuse clouds: implications for the DIB carrier p. 973

Theory of cosmic ray production in the supernova remnant RX J1713.7-3946 p. 981

(1) Radio spectral index variations of the SNR HB3 (2) Radio spectral index study of the SNRs OA184 and VRO42.05.01 p. 991

Stellar structure and evolution

S1242: a lithium-rich subgiant star in the open cluster M 67 p. 993

A comprehensive study of the SX Phoenicis star BL Camelopardalis p. 999

Anisotropic thermal emission from magnetized neutron stars p. 1009

The dynamics of the radiative envelope of rapidly rotating stars - I. A spherical Boussinesq model p. 1025

A radio and infrared exploration around Cygnus X-3 p. 1037

Near-infrared observations of the carbon stars TU Geminorum and SS Virginis at milliarcsecond resolution p. 1041

The faint 2005 hard state outburst of Aquila X-1 seen by INTEGRAL and RXTE p. 1045

Protoneutron star dynamos: pulsars, magnetars, and radio-silent X-ray emitting neutron stars p. 1049

Stellar atmospheres

Fundamental parameters of Be stars located in the seismology fields of COROT p. 1053

Na, Mg and Al abundances as a population discriminant for nearby metal-poor stars p. 1065

The Sun

Dynamics of the solar granulation - IX. A global approach p. 1081

A statistical study of SUMER spectral images: events, turbulence, and intermittency p. 1091

Numerical modelling of 3D reconnection due to rotational footpoint motions p. 1101

Hall effects on dynamic magnetic reconnection at an X-type neutral point p. 1117

Atomic, molecular, and nuclear data

Rotational excitation of carbon monosulfide by collisions with helium p. 1125

Instruments, observational techniques, and data processing

First sky validation of an optical polarimetric interferometer p. 1133

Weak lensing mass reconstruction using wavelets p. 1139

The new Göttingen Fabry-Pérot spectrometer for two-dimensional observations of the Sun p. 1151

Online catalogs and data

Deep and wide field imaging of the Coma cluster: the data p. 1159

A catalog of edge-on disk galaxies - From galaxies with a bulge to superthin galaxies p. 1171

Radio linear and circular polarization from M 81^* p. 845