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Astronomy and Astrophysics

Vol. 496, No. 2 (March III 2009)

Merging of two equal mass galaxies leading to a new rebuilt disk (F. Hammer, et al., p. 385)
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-  Letters
HD 60532, a planetary system in a 3:1 mean motion resonance     p. L5
J. Laskar and A. C. M. Correia
Published online: 18 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200911689
Abstract | Full HTML | PDF (720.5 KB) | PS (1.564 MB) | References | SIMBAD record | NASA ADS Abstract Service

Broad H I absorption in the candidate binary black hole 4C37.11 (B2 0402+379)     p. L9
R. Morganti, B. Emonts, and T. Oosterloo
Published online: 18 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200911705
Abstract | Full HTML | PDF (159.5 KB) | PS (572.0 KB) | References | SIMBAD record | NASA ADS Abstract Service

Bayesian analysis of the radial velocities of HD 11506 reveals another planetary companion     p. L13
M. Tuomi and S. Kotiranta
Published online: 24 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200811531
Abstract | Full HTML | PDF (151.0 KB) | PS (71.88 KB) | References | SIMBAD record | NASA ADS Abstract Service

Timing of the 2008 outburst of SAX J1808.4–3658 with XMM-Newton: a stable orbital-period derivative over ten years     p. L17
L. Burderi, A. Riggio, T. Di Salvo, A. Papitto, M. T. Menna, A. D'Aì, and R. Iaria
Published online: 24 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200811542
Abstract | Full HTML | PDF (123.3 KB) | PS (63.03 KB) | References | SIMBAD record | NASA ADS Abstract Service

Hydrogen/deuterium exchange in interstellar ice analogs     p. L21
A. Ratajczak, E. Quirico, A. Faure, B. Schmitt, and C. Ceccarelli
Published online: 5 March 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200911679
Abstract | Full HTML | PDF (193.3 KB) | PS (129.2 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Astrophysical processes
Signs of gas flows in the variable Balmer line profiles of the Seyfert galaxy nuclei NGC 3227 and NGC 7469     p. 299
I. I. Pronik
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/20079180
Abstract | Full HTML | PDF (1.445 MB) | PS (1.768 MB) | References | SIMBAD record | NASA ADS Abstract Service

Tidal effects on small bodies by massive black holes     p. 307
U. Kostić, A. Čadež, M. Calvani, and A. Gomboc
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200811059
Abstract | Full HTML | PDF (982.6 KB) | PS (1.520 MB) | References | SIMBAD record | NASA ADS Abstract Service

Luminosity of a quark star undergoing torsional oscillations and the problem of γ-ray bursts     p. 317
J. Heyvaerts, S. Bonazzola, M. Bejger, and P. Haensel
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/20079095
Abstract | Full HTML | PDF (361.6 KB) | PS (145.3 KB) | References | NASA ADS Abstract Service

The new intermediate long-bursting source XTE J1701-407     p. 333
M. Falanga, A. Cumming, E. Bozzo, and J. Chenevez
Published online: 9 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200811091
Abstract | Full HTML | PDF (405.3 KB) | PS (185.3 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Cosmology (including clusters of galaxies)
The outer regions of galaxy clusters: Chandra constraints on the X-ray surface brightness     p. 343
S. Ettori and I. Balestra
Published online: 14 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200811177
Abstract | Full HTML | PDF (170.1 KB) | PS (99.38 KB) | References | SIMBAD record | NASA ADS Abstract Service

Could the Fermi Large Area Telescope detect γ-rays from dark matter annihilation in the dwarf galaxies of the Local Group?     p. 351
L. Pieri, A. Pizzella, E. M. Corsini, E. Dalla Bontà, and F. Bertola
Published online: 20 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200810888
Abstract | Full HTML | PDF (436.2 KB) | PS (162.1 KB) | References | SIMBAD record | NASA ADS Abstract Service

Redshifts and lens profile for the double quasar QJ 0158-4325     p. 361
C. Faure, T. Anguita, A. Eigenbrod, J.-P. Kneib, V. Chantry, D. Alloin, N. Morgan, and G. Covone
Published online: 14 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200810277
Abstract | Full HTML | PDF (161.1 KB) | PS (110.5 KB) | References | SIMBAD record | NASA ADS Abstract Service

HD and H2 formation in low-metallicity dusty gas clouds at high redshift     p. 365
S. Cazaux and M. Spaans
Published online: 14 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200811302
Abstract | Full HTML | PDF (283.3 KB) | PS (143.8 KB) | References | NASA ADS Abstract Service


-  Extragalactic astronomy
Structure of the SMC - Stellar component distribution from 2MASS data     p. 375
I. Gonidakis, E. Livanou, E. Kontizas, U. Klein, M. Kontizas, M. Belcheva, P. Tsalmantza, and A. Karampelas
Published online: 18 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200809828
Abstract | Full HTML | PDF (429.7 KB) | PS (244.2 KB) | References | SIMBAD record | NASA ADS Abstract Service

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A forming, dust-enshrouded disk at z = 0.43: the first example of a massive, late-type spiral rebuilt after a major merger?     p. 381
F. Hammer, H. Flores, Y. B. Yang, E. Athanassoula, M. Puech, M. Rodrigues, and S. Peirani
Published online: 20 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200810488
Abstract | Full HTML | PDF (767.6 KB) | PS (5.064 MB) | References | SIMBAD record | NASA ADS Abstract Service

Evolution of the optical Tully-Fisher relation up to z = 1.3     p. 389
M. Fernández Lorenzo, J. Cepa, A. Bongiovanni, H. Castañeda, A. M. Pérez García, M. A. Lara-López, M. Pović, and M. Sánchez-Portal
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200811178
Abstract | Full HTML | PDF (297.7 KB) | PS (378.9 KB) | References | SIMBAD record | NASA ADS Abstract Service

Depth estimation of the Large and Small Magellanic Clouds     p. 399
S. Subramanian and A. Subramaniam
Published online: 9 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200811029
Abstract | Full HTML | PDF (770.9 KB) | PS (568.2 KB) | References | SIMBAD record | NASA ADS Abstract Service

The thermal-viscous disk instability model in the AGN context     p. 413
J.-M. Hameury, M. Viallet, and J.-P. Lasota
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200810928
Abstract | Full HTML | PDF (652.2 KB) | PS (258.4 KB) | References | NASA ADS Abstract Service

The changing look of PKS 2149-306     p. 423
V. Bianchin et al.
Published online: 18 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200811128
Abstract | Full HTML | PDF (158.3 KB) | PS (69.79 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Galactic structure, stellar clusters, and populations
The origin of abundance gradients in the Milky Way: the predictions of different models     p. 429
E. Colavitti, G. Cescutti, F. Matteucci, and G. Murante
Published online: 14 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200810891
Abstract | Full HTML | PDF (313.1 KB) | PS (249.5 KB) | References | SIMBAD record | NASA ADS Abstract Service

Membership and lithium in the old, metal-poor open cluster Berkeley 32     p. 441
S. Randich, G. Pace, L. Pastori, and A. Bragaglia
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200810995
Abstract | Full HTML | PDF (402.9 KB) | PS (760.2 KB) | References | SIMBAD record | NASA ADS Abstract Service

Correlation between the spatial distribution of circumstellar disks and massive stars in the young open cluster NGC 6611 - II. Cluster members selected with Spitzer/IRAC     p. 453
M. G. Guarcello, G. Micela, F. Damiani, G. Peres, L. Prisinzano, and S. Sciortino
Published online: 9 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200810671
Abstract | Full HTML | PDF (1.174 MB) | PS (1.782 MB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Microlensing towards the LMC revisited by adopting a non-Gaussian velocity distribution for the sources     p. 465
L. Mancini
Published online: 9 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200809968
Abstract | Full HTML | PDF (115.1 KB) | PS (159.9 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Stellar structure and evolution
The planet-hosting subdwarf B star V 391 Pegasi is a hybrid pulsator     p. 469
R. Lutz, S. Schuh, R. Silvotti, S. Bernabei, S. Dreizler, T. Stahn, and S. D. Hügelmeyer
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/20079257
Abstract | Full HTML | PDF (405.5 KB) | PS (201.5 KB) | References | SIMBAD record | NASA ADS Abstract Service

Equation-of-state dependent features in shock-oscillation modulated neutrino and gravitational-wave signals from supernovae     p. 475
A. Marek, H.-T. Janka, and E. Müller
Published online: 9 February 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200810883
Abstract | Full HTML | PDF (1.918 MB) | PS (5.994 MB) | References | SIMBAD record | NASA ADS Abstract Service


-  Stellar atmospheres
Three-dimensional numerical simulations of the pulsar magnetosphere: preliminary results     p. 495
C. Kalapotharakos and I. Contopoulos
Published online: 20 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810281
Abstract | Full HTML | PDF (3.394 MB) | PS (8.345 MB) | References | NASA ADS Abstract Service

Scattering polarization due to light source anisotropy - II. Envelope of arbitrary shape     p. 503
R. Ignace, M. B. Al-Malki, J. F. L. Simmons, J. C. Brown, D. Clarke, and J. C. Carson
Published online: 14 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200811214
Abstract | Full HTML | PDF (244.9 KB) | PS (186.0 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Planets and planetary systems
The HARPS search for southern extra-solar planets - XV. Six long-period giant planets around BD -17 0063, HD 20868, HD 73267, HD 131664, HD 145377, and HD 153950     p. 513
C. Moutou et al.
Published online: 27 November 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810941
Abstract | Full HTML | PDF (494.5 KB) | PS (267.3 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

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The HARPS search for southern extra-solar planets - XVI. HD 45364, a pair of planets in a 3:2 mean motion resonance     p. 521
A. C. M. Correia et al.
Published online: 14 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200810774
Abstract | Full HTML | PDF (2.690 MB) | PS (3.935 MB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

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The HARPS search for southern extra-solar planets - XVII. Super-Earth and Neptune-mass planets in multiple planet systems HD 47 186 and HD 181 433     p. 527
F. Bouchy et al.
Published online: 14 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200810669
Abstract | Full HTML | PDF (462.4 KB) | PS (1.293 MB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Searching for substellar companions of young isolated neutron stars     p. 533
B. Posselt, R. Neuhäuser, and F. Haberl
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200810156
Abstract | Full HTML | PDF (1.151 MB) | PS (1.720 MB) | References | SIMBAD record | NASA ADS Abstract Service

The surface of (136108) Haumea (2003 EL61), the largest carbon-depleted object in the trans-Neptunian belt     p. 547
N. Pinilla-Alonso, R. Brunetto, J. Licandro, R. Gil-Hutton, T. L. Roush, and G. Strazzulla
Published online: 30 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361/200809733
Abstract | Full HTML | PDF (590.4 KB) | PS (702.7 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Astronomical instrumentation
Analysis of extremely low signal-to-noise ratio data from INTEGRAL/PICsIT     p. 557
P. Lubiński
Published online: 14 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200810897
Abstract | Full HTML | PDF (1.225 MB) | PS (1.609 MB) | References | SIMBAD record | NASA ADS Abstract Service

The generalised Lomb-Scargle periodogram - A new formalism for the floating-mean and Keplerian periodograms     p. 577
M. Zechmeister and M. Kürster
Published online: 20 January 2009
DOI: http://dx.doi.org/10.1051/0004-6361:200811296
Abstract | Full HTML | PDF (390.4 KB) | PS (177.4 KB) | References | SIMBAD record | NASA ADS Abstract Service