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Astronomy and Astrophysics

Vol. 494, No. 1 (January IV 2009)

Resolved 25 micron emission in massive star forming regions (W. J. de Wit, et al., p. 157)

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Cosmology (including clusters of galaxies)
Extragalactic astronomy
Galactic structure, stellar clusters, and populations
Interstellar and circumstellar matter
Stellar structure and evolution
Stellar atmospheres
The Sun
Planets and planetary systems
Astronomical instrumentation
Catalogs and data

- Cosmology (including clusters of galaxies)

Studying the leptonic structure of galaxy cluster atmospheres from the spectral properties of the SZ effect p. 1
S. Colafrancesco, D. Prokhorov, and V. Dogiel
Published online: 27 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810111
Abstract | Full HTML | PDF (214.5 KB) | PS (251.4 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Extragalactic astronomy

Formation of young boxy/peanut bulges in ringed barred galaxies p. 11
H. Wozniak and L. Michel-Dansac
Published online: 4 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810903
Abstract | Full HTML | PDF (1.183 MB) | PS (1.132 MB) | References | NASA ADS Abstract Service

Evolution of magnetic fields in galaxies and future observational tests with the Square Kilometre Array p. 21
T. G. Arshakian, R. Beck, Marita Krause, and D. Sokoloff
Published online: 20 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810964
Abstract | Full HTML | PDF (255.7 KB) | PS (107.2 KB) | References | SIMBAD record | NASA ADS Abstract Service

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High energy variability of 3C 273 during the AGILE multiwavelength campaign of December 2007–January 2008 p. 49
L. Pacciani et al.
Published online: 27 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810813
Abstract | Full HTML | PDF (594.8 KB) | PS (528.8 KB) | References | SIMBAD record | NASA ADS Abstract Service

The spatial distribution of star and cluster formation in M 51 p. 81
R. A. Scheepmaker, H. J. G. L. M. Lamers, P. Anders, and S. S. Larsen
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200811068
Abstract | Full HTML | PDF (1.069 MB) | PS (926.9 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Galactic structure, stellar clusters, and populations

The evolution of the Galactic metallicity gradient from high-resolution spectroscopy of open clusters p. 95
L. Magrini, P. Sestito, S. Randich, and D. Galli
Published online: 27 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810634
Abstract | Full HTML | PDF (428.4 KB) | PS (210.7 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Interstellar and circumstellar matter

A tracer of organic matter of prebiotic interest in space, made from UV and thermal processing of ice mantles p. 109
G. M. Muñoz Caro and E. Dartois
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810309
Abstract | Full HTML | PDF (326.2 KB) | PS (183.8 KB) | References | SIMBAD record | NASA ADS Abstract Service

Numerical simulations of compressively driven interstellar turbulence - I. Isothermal gas p. 127
W. Schmidt, C. Federrath, M. Hupp, S. Kern, and J. C. Niemeyer
Published online: 20 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809967
Abstract | Full HTML | PDF (4.254 MB) | PS (56.00 MB) | References | SIMBAD record | NASA ADS Abstract Service

Rotating molecular outflows: the young T Tauri star in CB 26 p. 147
R. Launhardt, Ya. Pavlyuchenkov, F. Gueth, X. Chen, A. Dutrey, S. Guilloteau, Th. Henning, V. Piétu, K. Schreyer, and D. Semenov
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810835
Abstract | Full HTML | PDF (901.0 KB) | PS (1.670 MB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

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Resolved 24.5 micron emission from massive young stellar objects p. 157
W. J. de Wit et al.
Published online: 4 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810771
Abstract | Full HTML | PDF (1.012 MB) | PS (691.6 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Stellar structure and evolution

Stochastic excitation of nonradial modes - II. Are solar asymptotic gravity modes detectable? p. 191
K. Belkacem, R. Samadi, M. J. Goupil, M. A. Dupret, A. S. Brun, and F. Baudin
Published online: 4 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810827
Abstract | Full HTML | PDF (1.656 MB) | PS (2.924 MB) | References | NASA ADS Abstract Service

On the opacity change required to compensate for the revised solar composition p. 205
J. Christensen-Dalsgaard, M. P. Di Mauro, G. Houdek, and F. Pijpers
Published online: 4 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810170
Abstract | Full HTML | PDF (194.2 KB) | PS (92.74 KB) | References | SIMBAD record | NASA ADS Abstract Service

Combined effects of tidal and rotational distortions on the equilibrium configuration of low-mass, pre-main sequence stars p. 209
N. R. Landin, L. T. S. Mendes, and L. P. R. Vaz
Published online: 4 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20078403
Abstract | Full HTML | PDF (563.1 KB) | PS (248.6 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

GRS 1915+105: high-energy insights with SPI/INTEGRAL - Spectral analysis of the Comptonized emission p. 229
R. Droulans and E. Jourdain
Published online: 22 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810228
Abstract | Full HTML | PDF (183.8 KB) | PS (115.2 KB) | References | SIMBAD record | NASA ADS Abstract Service

Circumstellar water vapour in M-type AGB stars: constraints from HO(1–1) lines obtained with Odin p. 243
M. Maercker et al.
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810017
Abstract | Full HTML | PDF (353.4 KB) | PS (315.5 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Stellar atmospheres

The pre- versus post-main sequence evolutionary phase of B[e] stars - Constraints from CO band emission p. 253
M. Kraus
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200811020
Abstract | Full HTML | PDF (561.1 KB) | PS (764.0 KB) | References | SIMBAD record | NASA ADS Abstract Service

- The Sun

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The solar chromosphere at high resolution with IBIS - II. Acoustic shocks in the quiet internetwork and the role of magnetic fields p. 269
A. Vecchio, G. Cauzzi, and K. P. Reardon
Published online: 27 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810694
Abstract | Full HTML | PDF (6.258 MB) | PS (19.21 MB) | References | NASA ADS Abstract Service

Magnetohydrodynamic waves in a compressible magnetic flux tube with elliptical cross-section p. 295
R. Erdélyi and R. J. Morton
Published online: 27 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810318
Abstract | Full HTML | PDF (727.9 KB) | PS (2.461 MB) | References | NASA ADS Abstract Service

Firehose instability in space plasmas with bi-kappa distributions p. 311
M. Lazar and S. Poedts
Published online: 22 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200811109
Abstract | Full HTML | PDF (215.0 KB) | PS (875.0 KB) | References | NASA ADS Abstract Service

On the validity of nonlinear Alfvén resonance in space plasmas p. 317
C. T. M. Clack, I. Ballai, and M. S. Ruderman
Published online: 4 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200811106
Abstract | Full HTML | PDF (242.4 KB) | PS (110.4 KB) | References | NASA ADS Abstract Service

Simulations of emerging flux in a coronal hole: oscillatory reconnection p. 329
M. J. Murray, L. van Driel-Gesztelyi, and D. Baker
Published online: 4 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810406
Abstract | Full HTML | PDF (2.855 MB) | PS (2.423 MB) | References | NASA ADS Abstract Service

Forward modelling to determine the observational signatures of propagating slow waves for TRACE, SoHO/CDS, and Hinode/EIS p. 339
N. R. Owen, I. De Moortel, and A. W. Hood
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810828
Abstract | Full HTML | PDF (726.9 KB) | PS (295.9 KB) | References | NASA ADS Abstract Service

On oscillations found in an active region with EIS on Hinode p. 355
E. O'Shea and J. G. Doyle
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810916
Abstract | Full HTML | PDF (1.053 MB) | PS (5.169 MB) | References | NASA ADS Abstract Service

Angular momentum transport in a multicomponent solar wind with differentially flowing, thermally anisotropic ions p. 361
B. Li and X. Li
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810992
Abstract | Full HTML | PDF (555.3 KB) | PS (210.5 KB) | References | NASA ADS Abstract Service

- Planets and planetary systems

The multiplicity of exoplanet host stars - New low-mass stellar companions of the exoplanet host stars HD 125612 and HD 212301 p. 373
M. Mugrauer and R. Neuhäuser
Published online: 4 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810639
Abstract | Full HTML | PDF (703.6 KB) | PS (3.236 MB) | References | SIMBAD record | NASA ADS Abstract Service

The rotation and coma profiles of comet C/2004 Q2 (Machholz) p. 379
M. Reyniers, P. Degroote, D. Bodewits, J. Cuypers, and C. Waelkens
Published online: 22 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20079225
Abstract | Full HTML | PDF (864.5 KB) | PS (4.048 MB) | References | NASA ADS Abstract Service

A cool starspot or a second transiting planet in the TrES-1 system? p. 391
M. Rabus, R. Alonso, J. A. Belmonte, H. J. Deeg, R. L.Gilliland, J. M. Almenara, T. M. Brown, D. Charbonneau, and G. Mandushev
Published online: 22 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200811110
Abstract | Full HTML | PDF (264.5 KB) | PS (175.6 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Astronomical instrumentation

Notes on the disentangling of spectra - I. Enhancement in precision p. 399
P. Hadrava
Published online: 27 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810810
Abstract | Full HTML | PDF (122.9 KB) | PS (168.6 KB) | References | NASA ADS Abstract Service

- Catalogs and data

Swift follow-up observations of 17 INTEGRAL sources of uncertain or unknown nature p. 417
J. Rodriguez, J. A. Tomsick, and S. Chaty
Published online: 11 December 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810773
Abstract | Full HTML | PDF (1.203 MB) | PS (2.848 MB) | References | SIMBAD record | NASA ADS Abstract Service