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Astronomy and Astrophysics

Vol. 451, No. 2 (May IV 2006)

The warped Milky Way stellar disk as traced by 2MASS M-giants (Momany, Y., et al., p. 523)

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Letters
Astrophysical processes
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
Atomic, molecular, and nuclear data
Online catalogs and data

- Letters

Encounters of the dust trails of comet 45P/Honda-Mrkos-Pajdusakova with Venus in 2006 p. L5
J. Vaubaillon, and A. A. Christou
DOI: http://dx.doi.org/10.1051/0004-6361:20065040
Abstract | Full HTML | PDF (158 KB) | PS (246 KB) | References | NASA ADS Abstract Service

Detectability of dirty dust grains in brown dwarf atmospheres p. L9
Ch. Helling, W.-F. Thi, P. Woitke, and M. Fridlund
DOI: http://dx.doi.org/10.1051/0004-6361:20064944
Abstract | Full HTML | PDF (136 KB) | PS (237 KB) | References | NASA ADS Abstract Service

Integrated specific star formation rates of galaxies, groups, and clusters: a continuous upper limit with stellar mass? p. L13
G. Feulner, U. Hopp, and C. S. Botzler
DOI: http://dx.doi.org/10.1051/0004-6361:20065082
Abstract | Full HTML | PDF (572 KB) | PS (611 KB) | References | SIMBAD record | NASA ADS Abstract Service

Evidence for precession of the isolated neutron star RX J0720.4-3125 p. L17
F. Haberl, R. Turolla, C. P. De Vries, S. Zane, J. Vink, M. Méndez, and F. Verbunt
DOI: http://dx.doi.org/10.1051/0004-6361:20065093
Abstract | Full HTML | PDF (239 KB) | PS (329 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Astrophysical processes

Twin-peak quasiperiodic oscillations as an internal resonance p. 377
J. Horák, and V. Karas
DOI: http://dx.doi.org/10.1051/0004-6361:20054039
Abstract | Full HTML | PDF (263 KB) | PS (121 KB) | References | NASA ADS Abstract Service

- Cosmology (including clusters of galaxies)

Interacting galaxies and cosmological parameters p. 387
H. Reboul, and J.-P. Cordoni
DOI: http://dx.doi.org/10.1051/0004-6361:20053879
Abstract | Full HTML | PDF (186 KB) | PS (85.6 KB) | References | SIMBAD record | NASA ADS Abstract Service

Weak lensing mass reconstructions of the ESO Distant Cluster Survey p. 395
D. Clowe et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20041787
Abstract | Full HTML | PDF (3.03 MB) | PS (18.0 MB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

The VIMOS-VLT Deep Survey - Luminosity dependence of clustering at z p. 409
A. Pollo et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20054705
Abstract | Full HTML | PDF (384 KB) | PS (150 KB) | References | NASA ADS Abstract Service

The cosmic infrared background resolved by Spitzer - Contributions of mid-infrared galaxies to the far-infrared background p. 417
H. Dole, G. Lagache, J.-L. Puget, K. I. Caputi, N. Fernández-Conde, E. Le Floc'h, C. Papovich, P. G. Pérez-González, G. H. Rieke, and M. Blaylock
DOI: http://dx.doi.org/10.1051/0004-6361:20054446
Abstract | Full HTML | PDF (2.75 MB) | PS (6.14 MB) | References | SIMBAD record | NASA ADS Abstract Service

- Extragalactic astronomy

Star-burst regions in the LMC p. 431
E. Livanou, M. Kontizas, I. Gonidakis, E. Kontizas, F. Maragoudaki, S. Oliver, A. Efstathiou, and U. Klein
DOI: http://dx.doi.org/10.1051/0004-6361:20040330
Abstract | Full HTML | PDF (179 KB) | PS (220 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

The intra-night optical variability of the bright BL Lacertae object S5 0716+714 p. 435
F. Montagni, A. Maselli, E. Massaro, R. Nesci, S. Sclavi, and M. Maesano
DOI: http://dx.doi.org/10.1051/0004-6361:20053874
Abstract | Full HTML | PDF (314 KB) | PS (121 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Active galactic nuclei in the mid-IR - Evolution and contribution to the cosmic infrared background p. 443
I. Matute, F. La Franca, F. Pozzi, C. Gruppioni, C. Lari, and G. Zamorani
DOI: http://dx.doi.org/10.1051/0004-6361:20053710
Abstract | Full HTML | PDF (758 KB) | PS (538 KB) | References | SIMBAD record | NASA ADS Abstract Service

X-ray spectral properties of active galactic nuclei in the Chandra Deep Field South p. 457
P. Tozzi et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20042592
Abstract | Full HTML | PDF (2.96 MB) | PS (1.28 MB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

- Galactic structure, stellar clusters, and populations

Confidence limits of evolutionary synthesis models - IV. Moving forward to a probabilistic formulation p. 475
M. Cerviño, and V. Luridiana
DOI: http://dx.doi.org/10.1051/0004-6361:20053283
Abstract | Full HTML | PDF (967 KB) | PS (305 KB) | References | SIMBAD record | NASA ADS Abstract Service

The lack of close binaries among hot horizontal branch stars in NGC 6752 p. 499
C. Moni Bidin, S. Moehler, G. Piotto, A. Recio-Blanco, Y. Momany, and R. A. Méndez
DOI: http://dx.doi.org/10.1051/0004-6361:20053940
Abstract | Full HTML | PDF (102 KB) | PS (397 KB) | References | SIMBAD record | NASA ADS Abstract Service

Outer structure of the Galactic warp and flare: explaining the Canis Major over-density p. 515
Y. Momany, S. Zaggia, G. Gilmore, G. Piotto, G. Carraro, L. R. Bedin, and F. De Angeli
DOI: http://dx.doi.org/10.1051/0004-6361:20054081
Abstract | Full HTML | PDF (4.90 MB) | PS (2.59 MB) | References | SIMBAD record | NASA ADS Abstract Service

- Interstellar and circumstellar matter

A KOSMA 7 deg² ¹³CO 2–1 and ¹²CO 3–2 survey of the Perseus cloud - I. Structure analysis p. 539
K. Sun, C. Kramer, V. Ossenkopf, F. Bensch, J. Stutzki, and M. Miller
DOI: http://dx.doi.org/10.1051/0004-6361:20054256
Abstract | Full HTML | PDF (1.31 MB) | PS (1.40 MB) | References | SIMBAD record | NASA ADS Abstract Service

The effect of uncertainties on chemical models of dark clouds p. 551
V. Wakelam, E. Herbst, and F. Selsis
DOI: http://dx.doi.org/10.1051/0004-6361:20054682
Abstract | Full HTML | PDF (717 KB) | PS (956 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Stellar structure and evolution

Spectral evolution of the slowest classical nova V723 Cassiopeiae in the decline stage p. 563
T. Iijima
DOI: http://dx.doi.org/10.1051/0004-6361:20053984
Abstract | Full HTML | PDF (871 KB) | PS (309 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Accretion torque on magnetized neutron stars p. 581
H.-L. Dai, and X.-D. Li
DOI: http://dx.doi.org/10.1051/0004-6361:20053907
Abstract | Full HTML | PDF (107 KB) | PS (48.3 KB) | References | SIMBAD record | NASA ADS Abstract Service

INTEGRAL survey of the Cassiopeia region in hard X rays p. 587
P. R. den Hartog, W. Hermsen, L. Kuiper, J. Vink, J. J. M. in 't Zand, and W. Collmar
DOI: http://dx.doi.org/10.1051/0004-6361:20054711
Abstract | Full HTML | PDF (389 KB) | PS (1.84 MB) | References | SIMBAD record | NASA ADS Abstract Service

B-type supergiants in the Small Magellanic Cloud: rotational velocities and implications for evolutionary models p. 603
P. L. Dufton, R. S. I. Ryans, S. Simón-Díaz, C. Trundle, and D. J. Lennon
DOI: http://dx.doi.org/10.1051/0004-6361:20054600
Abstract | Full HTML | PDF (196 KB) | PS (120 KB) | References | SIMBAD record | NASA ADS Abstract Service

Doppler tomography of the dwarf novae VY Aquari and WX Ceti p. 613
R. E. Mennickent, E. Unda-Sanzana, and C. Tappert
DOI: http://dx.doi.org/10.1051/0004-6361:20064850
Abstract | Full HTML | PDF (597 KB) | PS (1.45 MB) | References | SIMBAD record | NASA ADS Abstract Service

- Stellar atmospheres

Oxygen abundances in metal-poor subgiants as determined from [O I], O I and OH lines p. 621
A. E. García Pérez, M. Asplund, F. Primas, P. E. Nissen, and B. Gustafsson
DOI: http://dx.doi.org/10.1051/0004-6361:20053181
Abstract | Full HTML | PDF (1.27 MB) | PS (360 KB) | References | SIMBAD record | NASA ADS Abstract Service

LTE model atmospheres with new opacities - I. Methods and general properties p. 643
N. T. Behara, and C. S. Jeffery
DOI: http://dx.doi.org/10.1051/0004-6361:20053978
Abstract | Full HTML | PDF (685 KB) | PS (8.42 MB) | References | Online Material | NASA ADS Abstract Service

The Hamburg/ESO R-process enhanced star survey (HERES) - III. HE 0338-3945 and the formation of the r + s stars p. 651
K. Jonsell, P. S. Barklem, B. Gustafsson, N. Christlieb, V. Hill, T. C. Beers, and J. Holmberg
DOI: http://dx.doi.org/10.1051/0004-6361:20054470
Abstract | Full HTML | PDF (547 KB) | PS (208 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Zeeman tomography of magnetic white dwarfs - III. The 70–80 Megagauss magnetic field of PG 1015+014 p. 671
F. Euchner, S. Jordan, K. Beuermann, K. Reinsch, and B. T. Gänsicke
DOI: http://dx.doi.org/10.1051/0004-6361:20064840
Abstract | Full HTML | PDF (2.73 MB) | PS (1.89 MB) | References | SIMBAD record | NASA ADS Abstract Service

- The Sun

A statistical study of the characteristics of type II doublet radio bursts p. 683
K. R. Subramanian, and E. Ebenezer
DOI: http://dx.doi.org/10.1051/0004-6361:20054215
Abstract | Full HTML | PDF (407 KB) | PS (377 KB) | References | NASA ADS Abstract Service

Nobeyama radio heliograph observations of RHESSI microflares p. 691
M. R. Kundu, E. J. Schmahl, P. C. Grigis, V. I. Garaimov, and K. Shibasaki
DOI: http://dx.doi.org/10.1051/0004-6361:20053987
Abstract | Full HTML | PDF (1.24 MB) | PS (1.15 MB) | References | NASA ADS Abstract Service

- Planets and planetary systems

First observation of Mars with XMM-Newton - High resolution X-ray spectroscopy with RGS p. 709
K. Dennerl, C. M. Lisse, A. Bhardwaj, V. Burwitz, J. Englhauser, H. Gunell, M. Holmström, F. Jansen, V. Kharchenko, and P. M. Rodríguez-Pascual
DOI: http://dx.doi.org/10.1051/0004-6361:20054253
Abstract | Full HTML | PDF (523 KB) | PS (3.06 MB) | References | NASA ADS Abstract Service

- Atomic, molecular, and nuclear data

Infrared spectroscopy of solid CO–CO₂ mixtures and layers p. 723
F. A. van Broekhuizen, I. M. N. Groot, H. J. Fraser, E. F. van Dishoeck, and S. Schlemmer
DOI: http://dx.doi.org/10.1051/0004-6361:20052942
Abstract | Full HTML | PDF (963 KB) | PS (461 KB) | References | SIMBAD record | NASA ADS Abstract Service

- Online catalogs and data

The PHEMU97 catalogue of observations of the mutual phenomena of the Galilean satellites of Jupiter p. 733
J.-E. Arlot et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20054325
Abstract | Full HTML | PDF (829 KB) | PS (9.86 MB) | References | Online Material | NASA ADS Abstract Service