Astronomy & Astrophysics

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A&A Vol. 391 No. 3

	Astronomy and Astrophysics
	Vol. 391 No. 3 (September I 2002)
Cover illustration: Unsharp masked images of four early-type dwarfs in Virgo (Barazza, F. D., et al., p. 827)

Letters

Detection of the BL Lac object 1ES 1426+428 in the Very High Energy gamma-ray band by the CAT Telescope from 1998-2000 p. L25
A. Djannati-Ataï, B. Khelifi, S. Vorobiov, R. Bazer-Bachi, L. M. Chounet, G. Debiais, B. Degrange, P. Espigat, B. Fabre, G. Fontaine, P. Goret, C. Gouiffes, C. Masterson, F. Piron, M. Punch, M. Rivoal, L. Rob and J.-P. Tavernet
Abstract | References | Full HTML | PDF file (206 KB) | PS file (315 KB)

Cosmology

New detections of Mn, Ti and Mg in damped Ly $\alpha$ systems: Toward reconciling the dust/nucleosynthesis degeneracy p. 801
M. Dessauges-Zavadsky, J. X. Prochaska and S. D'Odorico
Abstract | References | Full HTML | PDF file (437 KB) | PS file (261 KB)

Extragalactic astronomy

Distributions, equivalent widths and metallicities of the $\ion$ regions in the spiral galaxies NGC 5457 and NGC 4395 p. 809
B. Cedrés and J. Cepa
Abstract | References | Full HTML | PDF file (3.19 MB) | PS file (6.01 MB)

More evidence for hidden spiral and bar features in bright early-type dwarf galaxies p. 823
F. D. Barazza, B. Binggeli and H. Jerjen
Abstract | References | Full HTML | PDF file (778 KB) | PS file (3.08 MB)

NGC 3628: Ejection activity associated with quasars p. 833
H. Arp, E. M. Burbidge, Y. Chu, E. Flesch, F. Patat and G. Rupprecht
Abstract | References | Full HTML | PDF file (603 KB) | PS file (756 KB)

Gravitating mass profiles of nearby galaxy clusters and relations with X-ray gas temperature, luminosity and mass p. 841
S. Ettori, S. De Grandi and S. Molendi
Abstract | References | Full HTML | PDF file (420 KB) | PS file (217 KB)

The star cluster system of the NGC 7673 starburst p. 857
N. Homeier, J. S. Gallagher III and A. Pasquali
Abstract | References | Full HTML | PDF file (521 KB) | PS file (10.3 MB) | Online Material

On the nature of X-ray variability in Ark 564 p. 875
M. Gliozzi, W. Brinkmann, C. Räth, I. E. Papadakis, H. Negoro and H. Scheingraber
Abstract | References | Full HTML | PDF file (1.57 MB) | PS file (1.02 MB)

Parkes H I observations of galaxies behind the southern Milky Way - I. The Hydra/Antlia region ( $l\approx$ 266 ${^\circ}$ to 296 ${^\circ}$ ) p. 887
R. C. Kraan-Korteweg, P. A. Henning and A. C. Schröder
Abstract | References | Full HTML | PDF file (897 KB) | PS file (492 KB)

High resolution soft X-ray spectroscopy of M 87 with the reflection grating spectrometers on $\vec{XMM-Newton}$ p. 903
I. Sakelliou, J. R. Peterson, T. Tamura, F. B. S. Paerels, J. S. Kaastra, E. Belsole, H. Böhringer, G. Branduardi-Raymont, C. Ferrigno, J. W. den Herder, J. Kennea, R. F. Mushotzky, W. T. Vestrand and D. M. Worrall
Abstract | References | Full HTML | PDF file (240 KB) | PS file (172 KB)

Research Note:

ISOPHOT far-infrared photometry of NGC 3079 p. 911
U. Klaas and H. J. Walker
Abstract | References | Full HTML | PDF file (199 KB) | PS file (136 KB)

Research Note:

Radio luminosities and classificatory criteria of BL Lacertae objects p. 917
D. C. Mei, L. Zhang and Z. J. Jiang
Abstract | References | Full HTML | PDF file (99.8 KB) | PS file (112 KB)

Galactic structure and dynamics

The Milky Way in X-rays for an outside observer - Log( N)-Log( S) and luminosity function of X-ray binaries from RXTE/ASM data p. 923
H.-J. Grimm, M. Gilfanov and R. Sunyaev
Abstract | References | Full HTML | PDF file (502 KB) | PS file (245 KB)

Stellar clusters and associations

HST color-magnitude diagrams of 74 galactic globular clusters in the HST ${\vec }$ and ${\vec}$ bands p. 945
G. Piotto, I. R. King, S. G. Djorgovski, C. Sosin, M. Zoccali, I. Saviane, F. De Angeli, M. Riello, A. Recio Blanco, R. M. Rich, G. Meylan and A. Renzini
Abstract | References | Full HTML | PDF file (951 KB) | PS file (31.6 MB)

Formation, structure and evolution of stars

H $\mathsf$ O and SiO maser emission in Galactic center OH/IR stars p. 967
L. O. Sjouwerman, M. Lindqvist, H. J. van Langevelde and P. J. Diamond
Abstract | References | Full HTML | PDF file (162 KB) | PS file (140 KB) | Online Material

The evolutionary status of Sher 25 - implications for blue supergiants and the progenitor of SN 1987A p. 979
S. J. Smartt, D. J. Lennon, R. P. Kudritzki, F. Rosales, R. S. I. Ryans and N. Wright
Abstract | References | Full HTML | PDF file (315 KB) | PS file (263 KB)

XMM-Newton detection of Nova Muscae 1991 in quiescence p. 993
F. K. Sutaria, U. Kolb, P. Charles, J. P. Osborne, E. Kuulkers, J. Casares, E. T. Harlaftis, T. Shahbaz, M. Still and P. Wheatley
Abstract | References | Full HTML | PDF file (89.8 KB) | PS file (93.7 KB)

Multiwavelength evidence for a 15-year periodic activity in the symbiotic nova V1016 Cygni p. 999
S. Parimucha, D. Chochol, T. Pribulla, L. M. Buson and A. A. Vittone
Abstract | References | Full HTML | PDF file (148 KB) | PS file (434 KB)

Pulsating or not? A search for hidden pulsations below the red edge of the ZZ Ceti instability strip p. 1005
R. Kotak, M. H. van Kerkwijk, J. C. Clemens and T. A. Bida
Abstract | References | Full HTML | PDF file (210 KB) | PS file (308 KB)

Super-Eddington outburst of V4641 Sgr p. 1013
M. Revnivtsev, M. Gilfanov, E. Churazov and R. Sunyaev
Abstract | References | Full HTML | PDF file (300 KB) | PS file (266 KB)

Erratum:

New neighbours: IV. 30 DENIS late-M dwarfs between 15 and 30 parsecs p. 1023
N. Phan-Bao, J. Guibert, F. Crifo, X. Delfosse, T. Forveille, J. Borsenberger, N. Epchtein
P. Fouqué and G. Simon
Abstract | Full HTML | PDF file (28.5 KB) | PS file (43.3 KB)

X-ray emission near the substellar limit: The $\sigma$ Orionis and Taurus star forming regions p. 1025
F. Mokler and B. Stelzer
Abstract | References | Full HTML | PDF file (169 KB) | PS file (286 KB)

A review of X-ray spectral evolution in Crab pulsar p. 1033
M. Vivekanand
Abstract | References | Full HTML | PDF file (119 KB) | PS file (105 KB)

Stellar atmospheres

The determination of ${{\vec T}_{\sf eff}}$ for metal-poor A-type stars using ${\vec V}$ and 2MASS ${\vec J}$ , ${\vec H}$ and ${\vec K}$ magnitudes p. 1039
T. Kinman and F. Castelli
Abstract | References | Full HTML | PDF file (343 KB) | PS file (838 KB)

Mass loss rates of a sample of irregular and semiregular M-type AGB-variables p. 1053
H. Olofsson, D. González Delgado, F. Kerschbaum and F. L. Schöier
Abstract | References | Full HTML | PDF file (349 KB) | PS file (1.31 MB)

Diffuse matter in space

On the master equation approach to diffusive grain-surface chemistry: The H, O, CO system p. 1069
T. Stantcheva, V. I. Shematovich and E. Herbst
Abstract | References | Full HTML | PDF file (168 KB) | PS file (147 KB)

The physical structure of Magellanic Cloud $\ion$ regions - II. Elemental abundances p. 1081
R. Vermeij and J. M. van der Hulst
Abstract | References | Full HTML | PDF file (272 KB) | PS file (175 KB)

Carbon recombination lines near 327 MHz - I. "Diffuse" $\ion$ regions in the Galactic Disk p. 1097
D. Anish Roshi, N. G. Kantharia and K. R. Anantharamaiah
Abstract | References | Full HTML | PDF file (419 KB) | PS file (274 KB)

The solar system

Asteroid encounters suitable for mass determinations p. 1115
A. Galád and B. Gray
Abstract | References | Full HTML | PDF file (88.3 KB) | PS file (91.1 KB)

Asteroids observations with the Hubble Space Telescope FGS - I. Observing strategy, and data analysis and modeling process p. 1123
D. Hestroffer, P. Tanga, A. Cellino, F. Guglielmetti, M. Lattanzi, M. Di Martino, V. Zappalà and J. Berthier
Abstract | References | Full HTML | PDF file (528 KB) | PS file (321 KB)

Coordinated thermal and optical observations of Trans-Neptunian object (20 000)Varuna from Sierra Nevada p. 1133
E. Lellouch, R. Moreno, J. L. Ortiz, G. Paubert, A. Doressoundiram and N. Peixinho
Abstract | References | Full HTML | PDF file (209 KB) | PS file (204 KB)

Physical and chemical processes

Efficient acceleration and radiation in Poynting flux powered GRB outflows p. 1141
G. Drenkhahn and H. C. Spruit
Abstract | References | Full HTML | PDF file (277 KB) | PS file (178 KB)

The onset of the magnetic buoyancy instability in partially ionized plasmas p. 1155
G. T. Birk
Abstract | References | Full HTML | PDF file (58.5 KB) | PS file (65.0 KB)

Dissociative recombination of C $_{\sf 2}{{\sf H}_{\sf 3}}\!^+$ p. 1159
S. Kalhori, A. A. Viggiano, S. T. Arnold, S. Rosén, J. Semaniak, A. M. Derkatch, M. af Ugglas and M. Larsson
Abstract | References | Full HTML | PDF file (182 KB) | PS file (340 KB)

Three-dimensional simulations of type Ia supernovae p. 1167
M. Reinecke, W. Hillebrandt and J. C. Niemeyer
Abstract | References | Full HTML | PDF file (238 KB) | PS file (504 KB)

Atomic and molecular data

Studies on the E2-transition in CoXVII p. 1173
H. Ray
Abstract | References | Full HTML | PDF file (94.8 KB) | PS file (92.4 KB)

Instruments, observational techniques and data processing

$\vec$ noise and other systematic effects in the Planck-LFI radiometers p. 1185
M. Seiffert, A. Mennella, C. Burigana, N. Mandolesi, M. Bersanelli, P. Meinhold and P. Lubin
Abstract | References | Full HTML | PDF file (373 KB) | PS file (552 KB)

Astronomy and Astrophysics