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Astronomy and Astrophysics

Vol. 455, No. 2 (August IV 2006)

High-mass star NGC 7538 IRS1: signatures of flow precession (S. Kraus, et al., p. 526)


-  Letters
An angular power spectrum analysis of the DRAO 1.4 GHz polarization survey: implications for CMB observations     p. L9
L. La Porta, C. Burigana, W. Reich, and P. Reich
DOI: http://dx.doi.org/10.1051/0004-6361:20065535
Abstract | Full HTML | PDF (366 KB) | PS (739 KB) | References | SIMBAD record | NASA ADS Abstract Service

Sulphur abundances in disk stars as determined from the forbidden λ10821 [S I] line     p. L13
N. Ryde
DOI: http://dx.doi.org/10.1051/0004-6361:20065745
Abstract | Full HTML | PDF (107 KB) | PS (48.8 KB) | References | SIMBAD record | NASA ADS Abstract Service

Clusters in the solar neighbourhood: how are they destroyed?     p. L17
H. J. G. L. M. Lamers, and M. Gieles
DOI: http://dx.doi.org/10.1051/0004-6361:20065567
Abstract | Full HTML | PDF (116 KB) | PS (58.2 KB) | References | SIMBAD record | NASA ADS Abstract Service

HD 65949: the highest known mercury excess of any CP star?     p. L21
C. R. Cowley, S. Hubrig, G. F. González, and N. Nuñez
DOI: http://dx.doi.org/10.1051/0004-6361:20065799
Abstract | Full HTML | PDF (171 KB) | PS (63.8 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Formation and structure of the three Neptune-mass planets system around HD 69830     p. L25
Y. Alibert et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20065697
Abstract | Full HTML | PDF (106 KB) | PS (42.1 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Astrophysical processes
An infrared study of pure and ion irradiated frozen formamide     p. 395
J. R. Brucato, G. A. Baratta, and G. Strazzulla
DOI: http://dx.doi.org/10.1051/0004-6361:20065095
Abstract | Full HTML | PDF (408 KB) | PS (291 KB) | References | SIMBAD record | NASA ADS Abstract Service

Magnetoconvection and dynamo coefficients - III. α-effect and magnetic pumping in the rapid rotation regime     p. 401
P. J. Käpylä, M. J. Korpi, M. Ossendrijver, and M. Stix
DOI: http://dx.doi.org/10.1051/0004-6361:20064972
Abstract | Full HTML | PDF (837 KB) | PS (307 KB) | References | NASA ADS Abstract Service


-  Extragalactic astronomy
Long-term flaring activity of XRF 011030 observed with BeppoSAX     p. 413
A. Galli, and L. Piro
DOI: http://dx.doi.org/10.1051/0004-6361:20054448
Abstract | Full HTML | PDF (333 KB) | PS (139 KB) | References | SIMBAD record | NASA ADS Abstract Service

Physics of the GRB 030328 afterglow and its environment     p. 423
E. Maiorano et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20054728
Abstract | Full HTML | PDF (372 KB) | PS (356 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Observations of the intense and ultra-long burst GRB 041219a with the Germanium spectrometer on INTEGRAL     p. 433
S. McBreen, L. Hanlon, S. McGlynn, B. McBreen, S. Foley, R. Preece, A. von Kienlin, and O. R. Williams
DOI: http://dx.doi.org/10.1051/0004-6361:20065203
Abstract | Full HTML | PDF (273 KB) | PS (141 KB) | References | SIMBAD record | NASA ADS Abstract Service

Weak lensing measurements of dark matter halos of galaxies from COMBO-17     p. 441
M. Kleinheinrich et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20042606
Abstract | Full HTML | PDF (263 KB) | PS (103 KB) | References | SIMBAD record | NASA ADS Abstract Service

The globular cluster system of NGC 5846 revisited: colours, sizes and X-ray counterparts     p. 453
A. L. Chies-Santos, M. G. Pastoriza, B. X. Santiago, and D. A. Forbes
DOI: http://dx.doi.org/10.1051/0004-6361:20054212
Abstract | Full HTML | PDF (100 KB) | PS (460 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Discovery of very high energy γ-ray emission from the BL Lacertae object H 2356-309 with the HESS Cherenkov telescopes     p. 461
F. Aharonian et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20054732
Abstract | Full HTML | PDF (146 KB) | PS (62.4 KB) | References | SIMBAD record | NASA ADS Abstract Service

Truncated stellar disks in the near infrared - I. Observations     p. 467
E. Florido, E. Battaner, A. Guijarro, F. Garzón, and A. Castillo-Morales
DOI: http://dx.doi.org/10.1051/0004-6361:20053310
Abstract | Full HTML | PDF (1.00 MB) | PS (889 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Truncated stellar discs in the near infrared - II. Statistical properties and interpretation     p. 475
E. Florido, E. Battaner, A. Guijarro, F. Garzón, and A. Castillo-Morales
DOI: http://dx.doi.org/10.1051/0004-6361:20053311
Abstract | Full HTML | PDF (125 KB) | PS (100 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Galactic structure, stellar clusters, and populations
Global properties of the HI high velocity sky - A statistical investigation based on the LAB survey     p. 481
P. M. W. Kalberla, and U. Haud
DOI: http://dx.doi.org/10.1051/0004-6361:20054750
Abstract | Full HTML | PDF (1.47 MB) | PS (400 KB) | References | SIMBAD record | NASA ADS Abstract Service

Global dynamics in galactic triaxial systems. I     p. 499
P. M. Cincotta, C. M. Giordano, and M. J. Pérez
DOI: http://dx.doi.org/10.1051/0004-6361:20054721
Abstract | Full HTML | PDF (352 KB) | PS (634 KB) | References | NASA ADS Abstract Service


-  Interstellar and circumstellar matter
Dust distributions in debris disks: effects of gravity, radiation pressure and collisions     p. 509
A. V. Krivov, T. Löhne, and M. Sremčević
DOI: http://dx.doi.org/10.1051/0004-6361:20064907
Abstract | Full HTML | PDF (307 KB) | PS (446 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Outflows from the high-mass protostars NGC 7538 IRS1/2 observed with bispectrum speckle interferometry - Signatures of flow precession     p. 521
S. Kraus, Y. Balega, M. Elitzur, K.-H. Hofmann, Th. Preibisch, A. Rosen, D. Schertl, G. Weigelt, and E. T. Young
DOI: http://dx.doi.org/10.1051/0004-6361:20065068
Abstract | Full HTML | PDF (4.33 MB) | PS (29.3 MB) | References | SIMBAD record | NASA ADS Abstract Service

Hα line profiles for a sample of supergiant HII regions - I. The main spectral component     p. 539
M. Rozas, M. G. Richer, J. A. López, M. Relaño, and J. E. Beckman
DOI: http://dx.doi.org/10.1051/0004-6361:20054388
Abstract | Full HTML | PDF (242 KB) | PS (452 KB) | References | SIMBAD record | NASA ADS Abstract Service

Hα line profiles for a sample of supergiant HII regions - II. Broad, low intensity components     p. 549
M. Rozas, M. G. Richer, J. A. López, M. Relaño, and J. E. Beckman
DOI: http://dx.doi.org/10.1051/0004-6361:20054389
Abstract | Full HTML | PDF (233 KB) | PS (712 KB) | References | SIMBAD record | NASA ADS Abstract Service

VLT K-band spectroscopy of massive young stellar objects in (ultra-)compact HII regions     p. 561
A. Bik, L. Kaper, and L. B. F. M. Waters
DOI: http://dx.doi.org/10.1051/0004-6361:20042403
Abstract | Full HTML | PDF (503 KB) | PS (230 KB) | References | SIMBAD record | NASA ADS Abstract Service

On the internal structure of starless cores - II. A molecular survey of L1498 and L1517B     p. 577
M. Tafalla, J. Santiago-García, P. C. Myers, P. Caselli, C. M. Walmsley, and A. Crapsi
DOI: http://dx.doi.org/10.1051/0004-6361:20065311
Abstract | Full HTML | PDF (1.15 MB) | PS (970 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service


-  Stellar structure and evolution
Long-term starspot evolution, activity cycle, and orbital period variation of V711 Tauri (HR 1099)     p. 595
A. F. Lanza, N. Piluso, M. Rodonò, S. Messina, and G. Cutispoto
DOI: http://dx.doi.org/10.1051/0004-6361:20064847
Abstract | Full HTML | PDF (2.06 MB) | PS (576 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Acoustic oscillations of rapidly rotating polytropic stars - I. Effects of the centrifugal distortion     p. 607
F. Lignières, M. Rieutord, and D. Reese
DOI: http://dx.doi.org/10.1051/0004-6361:20065015
Abstract | Full HTML | PDF (393 KB) | PS (182 KB) | References | Online Material | NASA ADS Abstract Service

Acoustic oscillations of rapidly rotating polytropic stars - II. Effects of the Coriolis and centrifugal accelerations     p. 621
D. Reese, F. Lignières, and M. Rieutord
DOI: http://dx.doi.org/10.1051/0004-6361:20065269
Abstract | Full HTML | PDF (584 KB) | PS (304 KB) | References | Online Material | NASA ADS Abstract Service

Optical/near-infrared observations of the black hole candidate XTE J1720-318 : from high-soft to low-hard state     p. 639
S. Chaty, and N. Bessolaz
DOI: http://dx.doi.org/10.1051/0004-6361:20054735
Abstract | Full HTML | PDF (248 KB) | PS (364 KB) | References | SIMBAD record | NASA ADS Abstract Service

Near-IR spectroscopy of OH/IR stars in the Galactic centre     p. 645
E. Vanhollebeke, J. A. D. L. Blommaert, M. Schultheis, B. Aringer, and A. Lançon
DOI: http://dx.doi.org/10.1051/0004-6361:20065194
Abstract | Full HTML | PDF (243 KB) | PS (410 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

IGR J17544-2619: a new supergiant fast X-ray transient revealed by optical/infrared observations     p. 653
L. J. Pellizza, S. Chaty, and I. Negueruela
DOI: http://dx.doi.org/10.1051/0004-6361:20054436
Abstract | Full HTML | PDF (267 KB) | PS (285 KB) | References | SIMBAD record | NASA ADS Abstract Service

Dwarf novae in the Hamburg quasar survey: rarer than expected     p. 659
A. Aungwerojwit et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20065049
Abstract | Full HTML | PDF (2.10 MB) | PS (2.12 MB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Pulsation of the Lambda Bootis star HD 210111     p. 673
M. Breger, P. Beck, P. Lenz, L. Schmitzberger, E. Guggenberger, and R. R. Shobbrook
DOI: http://dx.doi.org/10.1051/0004-6361:20065457
Abstract | Full HTML | PDF (253 KB) | PS (195 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Stellar atmospheres
On the relevance of Compton scattering for the soft X-ray spectra of hot DA white dwarfs     p. 679
V. Suleimanov, J. Madej, J. J. Drake, T. Rauch, and K. Werner
DOI: http://dx.doi.org/10.1051/0004-6361:20065102
Abstract | Full HTML | PDF (162 KB) | PS (113 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  The Sun
Particle acceleration at shocks propagating in inhomogeneous magnetic fields     p. 685
A. Sandroos, and R. Vainio
DOI: http://dx.doi.org/10.1051/0004-6361:20054754
Abstract | Full HTML | PDF (519 KB) | PS (452 KB) | References | NASA ADS Abstract Service

Solar coronal-hole plasma densities and temperatures     p. 697
K. Wilhelm
DOI: http://dx.doi.org/10.1051/0004-6361:20054693
Abstract | Full HTML | PDF (650 KB) | PS (425 KB) | References | NASA ADS Abstract Service

Fast magnetohydrodynamic oscillations in a force-free line-tied coronal arcade     p. 709
A. J. Díaz, T. Zaqarashvili, and B. Roberts
DOI: http://dx.doi.org/10.1051/0004-6361:20054430
Abstract | Full HTML | PDF (435 KB) | PS (172 KB) | References | NASA ADS Abstract Service

On the Lyman α and β lines in solar coronal streamers     p. 719
N. Labrosse, X. Li, and B. Li
DOI: http://dx.doi.org/10.1051/0004-6361:20065059
Abstract | Full HTML | PDF (133 KB) | PS (58.3 KB) | References | NASA ADS Abstract Service


-  Planets and planetary systems
TNO surface ices - Observations of the TNO 55638 (2002 VE95) and analysis of the population's spectral properties     p. 725
M. A. Barucci, F. Merlin, E. Dotto, A. Doressoundiram, and C. de Bergh
DOI: http://dx.doi.org/10.1051/0004-6361:20064951
Abstract | Full HTML | PDF (161 KB) | PS (99.7 KB) | References | SIMBAD record | NASA ADS Abstract Service

On the ionisation fraction in protoplanetary disks - III. The effect of X-ray flares on gas-phase chemistry     p. 731
M. Ilgner, and R. P. Nelson
DOI: http://dx.doi.org/10.1051/0004-6361:20065308
Abstract | Full HTML | PDF (255 KB) | PS (124 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Instruments, observational techniques, and data processing
Sunyaev-Zel'dovich cluster reconstruction in multiband bolometer camera surveys     p. 741
S. Pires, J. B. Juin, D. Yvon, Y. Moudden, S. Anthoine, and E. Pierpaoli
DOI: http://dx.doi.org/10.1051/0004-6361:20053820
Abstract | Full HTML | PDF (2.52 MB) | PS (12.4 MB) | References | NASA ADS Abstract Service

Optimal placement of a limited number of observations for period searches     p. 757
E. S. Saunders, T. Naylor, and A. Allan
DOI: http://dx.doi.org/10.1051/0004-6361:20054764
Abstract | Full HTML | PDF (617 KB) | PS (571 KB) | References | NASA ADS Abstract Service


-  Online catalogs and data
Revised and updated catalogue of Byurakan-IRAS stars     p. 765
A. M. Mickaelian, and K. S. Gigoyan
DOI: http://dx.doi.org/10.1051/0004-6361:20064857
Abstract | Full HTML | PDF (301 KB) | PS (499 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

A catalogue of quasars and active nuclei: 12th edition     p. 773
M.-P. Véron-Cetty, and P. Véron
DOI: http://dx.doi.org/10.1051/0004-6361:20065177
Abstract | Full HTML | PDF (137 KB) | PS (83.1 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service