Astronomy & Astrophysics

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A&A Vol. 402 No. 2

	Astronomy and Astrophysics
	Vol. 402 No. 2 (May I 2003)
Cover illustration: XMM false-color image of WR 25 and its surrounding (Raassen, A.J.J., et al., p. 655)

Letters

Possible contribution of olefins and heteroatoms to the Unidentified Infrared Bands p. L13
R. Papoular
Abstract | References | Full HTML | PDF file (75.0 KB) | PS file (228 KB)

Slow-mode standing waves observed by SUMER in hot coronal loops p. L17
T. J. Wang, S. K. Solanki, D. E. Innes, W. Curdt and E. Marsch
Abstract | References | Full HTML | PDF file (429 KB) | PS file (498 KB)

Astrophysical processes

On hydrodynamic shear turbulence in Keplerian disks: Via transient growth to bypass transition p. 401
G. D. Chagelishvili, J.-P. Zahn, A. G. Tevzadze and J. G. Lominadze
Abstract | References | Full HTML | PDF file (122 KB) | PS file (68.6 KB)

Cosmology (including clusters of galaxies)

Quantum-gravity analysis of gamma-ray bursts using wavelets p. 409
J. Ellis, N. E. Mavromatos, D. V. Nanopoulos and A. S. Sakharov
Abstract | References | Full HTML | PDF file (623 KB) | PS file (730 KB)

Extragalactic astronomy

Research Note:

Photometric properties of single stellar populations: From Z/Z $\mathsf{_{\odot}=1/50}$ to Z/Z $\mathsf{_{\odot}=2.5}$ p. 425
M. Mouhcine and A. Lançon
Abstract | References | Full HTML | PDF file (280 KB) | PS file (80.3 KB)

STELIB: A library of stellar spectra at ${\vec R}\sim2000$ p. 433
J.-F. Le Borgne, G. Bruzual, R. Pelló, A. Lançon, B. Rocca-Volmerange, B. Sanahuja, D. Schaerer, C. Soubiran and R. Vílchez-Gómez
Abstract | References | Full HTML | PDF file (1.74 MB) | PS file (302 KB) | Online Material

Evidence of TeV gamma-ray emission from the nearby starburst galaxy NGC 253 p. 443
C. Itoh, R. Enomoto, S. Yanagita, T. Yoshida, T. Tanimori, K. Okumura, A. Asahara, G. V. Bicknell, R. W. Clay, P. G. Edwards, S. Gunji, S. Hara, T. Hara, T. Hattori, Shin. Hayashi, Sei. Hayashi, S. Kabuki, F. Kajino, H. Katagiri, A. Kawachi, T. Kifune, H. Kubo, J. Kushida, Y. Matsubara, Y. Mizumoto, M. Mori, H. Moro, H. Muraishi, Y. Muraki, T. Naito, T. Nakase, D. Nishida, K. Nishijima, M. Ohishi, J. R. Patterson, R. J. Protheroe, K. Sakurazawa, D. L. Swaby, F. Tokanai, K. Tsuchiya, H. Tsunoo, T. Uchida, A. Watanabe, S. Watanabe and T. Yoshikoshi
Abstract | References | Full HTML | PDF file (368 KB) | PS file (142 KB)

RX J004717.4-251811: The first eclipsing X-ray binary outside the Local Group p. 457
W. Pietsch, F. Haberl and A. Vogler
Abstract | References | Full HTML | PDF file (418 KB) | PS file (426 KB)

XMM-Newton observations of four high-z quasars p. 465
E. Ferrero and W. Brinkmann
Abstract | References | Full HTML | PDF file (498 KB) | PS file (242 KB)

XMM-NEWTON High resolution spectroscopy of NGC 5548 p. 477
K. C. Steenbrugge, J. S. Kaastra, C. P. de Vries and R. Edelson
Abstract | References | Full HTML | PDF file (330 KB) | PS file (126 KB)

$\ion{i}$ as a tracer of ionization evolution p. 487
G. Vladilo, M. Centurión, V. D'Odorico and C. Péroux
Abstract | References | Full HTML | PDF file (306 KB) | PS file (491 KB)

Detection of strongly processed ice in the central starburst of NGC 4945 p. 499
H. W. W. Spoon, A. F. M. Moorwood, K. M. Pontoppidan, J. Cami, M. Kregel, D. Lutz and A. G. G. M. Tielens
Abstract | References | Full HTML | PDF file (440 KB) | PS file (184 KB)

Eclipsing binaries in the Magellanic Clouds - uvby CCD light curves and photometric analyses for HV 982 (LMC), HV 12578 (LMC), HV 1433 (SMC), and HV 11284 (SMC) p. 509
J. V. Clausen, J. Storm, S. S. Larsen and A. Giménez
Abstract | References | Full HTML | PDF file (1.28 MB) | PS file (537 KB)

Galactic structure, stellar clusters and populations

Projected properties of a family of triaxial mass models: High-order residuals p. 531
D. K. Chakraborty and M. Das
Abstract | References | Full HTML | PDF file (249 KB) | PS file (104 KB)

Photometric parallaxes of Southern high proper motion stars. I. p. 541
E. Costa and R. A. Méndez
Abstract | References | Full HTML | PDF file (348 KB) | PS file (400 KB)

Photometric study of the young open cluster NGC 3293 p. 549
G. Baume, R. A. Vázquez, G. Carraro and A. Feinstein
Abstract | References | Full HTML | PDF file (1.12 MB) | PS file (540 KB)

B, V and I photometry of the intermediate metallicity bulge globular clusters NGC 6325 and NGC 6355 p. 565
S. Ortolani, E. Bica and B. Barbuy
Abstract | References | Full HTML | PDF file (1.23 MB) | PS file (943 KB)

An X-ray study of the open clusters NGC 2451 A and B p. 571
M. Hünsch, C. Weidner and J. H. M. M. Schmitt
Abstract | References | Full HTML | PDF file (507 KB) | PS file (158 KB) | Online Material

Radial velocities of early-type stars in the Perseus OB2 association p. 587
K. C. Steenbrugge, J. H. J. de Bruijne, R. Hoogerwerf and P. T. de Zeeuw
Abstract | References | Full HTML | PDF file (469 KB) | PS file (165 KB)

V, J, H and K imaging of the metal rich globular cluster NGC 6528 - Reddening, metallicity, and distance based on cleaned colour-magnitude diagrams p. 607
Y. Momany, S. Ortolani, E. V. Held, B. Barbuy, E. Bica, A. Renzini, L. R. Bedin, R. M. Rich and G. Marconi
Abstract | References | Full HTML | PDF file (1.73 MB) | PS file (924 KB)

Interstellar and circumstellar matter

Molecular abundances in carbon-rich circumstellar envelopes p. 617
P. M. Woods, F. L. Schöier, L.-Å. Nyman and H. Olofsson
Abstract | References | Full HTML | PDF file (569 KB) | PS file (300 KB) | Online Material

The line-of-sight distribution of water in the SgrB2 complex p. 635
C. Comito, P. Schilke, M. Gerin, T. G. Phillips, J. Zmuidzinas and D. C. Lis
Abstract | References | Full HTML | PDF file (404 KB) | PS file (829 KB)

Stellar structure and evolution

Timing noise, glitches and the braking index of PSR B0540-69 p. 647
G. Cusumano, E. Massaro and T. Mineo
Abstract | References | Full HTML | PDF file (226 KB) | PS file (70.1 KB)

XMM-Newton high-resolution X-ray spectroscopy of the Wolf-Rayet object WR 25 in the Carina OB1 association p. 653
A. J. J. Raassen, K. A. van der Hucht, R. Mewe, I. I. Antokhin, G. Rauw, J.-M. Vreux, W. Schmutz and M. Güdel
Abstract | References | Full HTML | PDF file (2.43 MB) | PS file (3.19 MB)

Gravity-darkening exponents in semi-detached binary systems from their photometric observations: Part I p. 667
G. Djurasevic, H. Rovithis-Livaniou, P. Rovithis, N. Georgiades, S. Erkapic and R. Pavlovic
Abstract | References | Full HTML | PDF file (1.08 MB) | PS file (8.54 MB)

Asteroseismic determination of stellar angular momentum p. 683
F. P. Pijpers
Abstract | References | Full HTML | PDF file (426 KB) | PS file (96.0 KB)

Spectroscopic observations of two proto planetary-nebulae candidates: SS73 56 & Hen 2-79 p. 693
C. B. Pereira, S. J. C. Landaberry and F. X. de Araújo
Abstract | References | Full HTML | PDF file (290 KB) | PS file (95.9 KB)

Evolutionary models for cool brown dwarfs and extrasolar giant planets. The case of HD 209458 p. 701
I. Baraffe, G. Chabrier, T. S. Barman, F. Allard and P. H. Hauschildt
Abstract | References | Full HTML | PDF file (375 KB) | PS file (120 KB)

On multicomponent effects in stellar winds of stars at extremely low metallicity p. 713
J. Krticka, S. P. Owocki, J. Kubát, R. K. Galloway and J. C. Brown
Abstract | References | Full HTML | PDF file (209 KB) | PS file (189 KB)

Castor A and Castor B resolved in a simultaneous Chandra and XMM-Newton observation p. 719
B. Stelzer and V. Burwitz
Abstract | References | Full HTML | PDF file (413 KB) | PS file (230 KB)

Magnetic field measurements of Ap stars - Discovery of a strong magnetic field in HD 18610 p. 729
Ch. Stütz, T. Ryabchikova and W. W. Weiss
Abstract | References | Full HTML | PDF file (121 KB) | PS file (1.43 MB)

A photometric monitoring of bright high-amplitude $\delta$ Scuti stars - II. Period updates for seven stars p. 733
A. Derekas, L. L. Kiss, P. Székely, E. J. Alfaro, B. Csák, Sz. Mészáros, E. Rodríguez, A. Rolland, K. Sárneczky, Gy. M. Szabó, K. Szatmáry, M. Váradi and Cs. Kiss
Abstract | References | Full HTML | PDF file (1.31 MB) | PS file (599 KB)

The radial velocities and physical parameters of ER Vul p. 745
R. Duemmler, C. Doucet, F. Formanek, I. Ilyin and I. Tuominen
Abstract | References | Full HTML | PDF file (554 KB) | PS file (221 KB)

Stellar atmospheres

The conspicuous absence of X-ray emission from carbon-enriched Wolf-Rayet stars p. 755
L. M. Oskinova, R. Ignace, W.-R. Hamann, A. M. T. Pollock and J. C. Brown
Abstract | References | Full HTML | PDF file (453 KB) | PS file (590 KB)

Erratum:

The absence of the 10 $\mu$ m silicate feature in the isolated Herbig Ae star HD 100453 p. 767
G. Meeus, J. Bouwman, C. Dominik, L. B. F. M. Waters and A. de Koter
Abstract | Full HTML | PDF file (20.4 KB) | PS file (14.0 KB)

The Sun

Amplitude and orientation of prominence magnetic fields from constant- $\alpha$ magnetohydrostatic models p. 769
G. Aulanier and P. Démoulin
Abstract | References | Full HTML | PDF file (719 KB) | PS file (1.13 MB)

Fast MHD oscillations of a 3-dimensional prominence fibril p. 781
A. J. Díaz, R. Oliver and J. L. Ballester
Abstract | References | Full HTML | PDF file (370 KB) | PS file (248 KB)

Planets and planetary systems

OGLE-TR-3: A possible new transiting planet p. 791
S. Dreizler, P. H. Hauschildt, W. Kley, T. Rauch, S. L. Schuh, K. Werner and B. Wolff
Abstract | References | Full HTML | PDF file (520 KB) | PS file (176 KB)

Instruments, observational techniques, and data processing

Research Note:

On the usefulness of finding charts - Or the runaway carbon stars of the Blanco & McCarthy field 37 p. 801
C. Loup, N. Delmotte, D. Egret, M.-R. Cioni and F. Genova
Abstract | References | Full HTML | PDF file (62.2 KB) | PS file (36.4 KB)

Astronomy and Astrophysics