Astronomy & Astrophysics

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A&A Vol. 398 No. 3

	Astronomy and Astrophysics
	Vol. 398 No. 3 (February II 2003)
Cover illustration: Galactic orbits of Scorpius X-1 and the Sun for 230 Myrs (Mirabel, I. F., & Rodrigues, I., p. L27)

Letters

The origin of Scorpius X-1 p. L25
I. F. Mirabel and I. Rodrigues
Abstract | References | Full HTML | PDF file (251 KB) | PS file (14.7 MB)

$\varepsilon$ Indi B: A new benchmark T dwarf p. L29
R.-D. Scholz, M. J. McCaughrean, N. Lodieu and B. Kuhlbrodt
Abstract | References | Full HTML | PDF file (190 KB) | PS file (487 KB)

Reproducing the entropy structure in galaxy groups p. L35
A. Finoguenov, S. Borgani, L. Tornatore and H. Böhringer
Abstract | References | Full HTML | PDF file (225 KB) | PS file (354 KB)

Imaging and spectroscopy of comet C/2001 Q4 (NEAT) at 8.6 AU from the Sun p. L41
G. P. Tozzi, H. Boehnhardt and G. Lo Curto
Abstract | References | Full HTML | PDF file (275 KB) | PS file (519 KB)

Near-infrared spectroscopy of the nucleus of comet 124P/Mrkos p. L45
J. Licandro, H. Campins, C. Hergenrother and L. M. Lara
Abstract | References | Full HTML | PDF file (452 KB) | PS file (906 KB)

Astrophysical processes

A force-free field with constant alpha in an oblate cylinder: A generalization of the Lundquist solution p. 801
M. Vandas and E. P. Romashets
Abstract | References | Full HTML | PDF file (310 KB) | PS file (2.57 MB)

Energy dissipation by internal stresses in a free-rotating symmetric ellipsoid: Application to Comet P/Halley p. 809
A. Molina, F. Moreno and F. Martínez-López
Abstract | References | Full HTML | PDF file (228 KB) | PS file (122 KB)

Microflares in accretion disks p. 819
V. Krishan, S. Ramadurai and P. J. Wiita
Abstract | References | Full HTML | PDF file (138 KB) | PS file (93.1 KB)

Structured outflow from a dynamo active accretion disc p. 825
B. von Rekowski, A. Brandenburg, W. Dobler and A. Shukurov
Abstract | References | Full HTML | PDF file (2.50 MB) | PS file (1.47 MB)

The correlation between magnetic pressure and density in compressible MHD turbulence p. 845
T. Passot and E. Vázquez-Semadeni
Abstract | References | Full HTML | PDF file (643 KB) | PS file (434 KB)

Cosmology (including clusters of galaxies)

A 1.2 mm MAMBO/IRAM-30 m study of dust emission from optically luminous $z \approx$ 2 quasars p. 857
A. Omont, A. Beelen, F. Bertoldi, P. Cox, C. L. Carilli, R. S. Priddey, R. G. McMahon and K. G. Isaak
Abstract | References | Full HTML | PDF file (249 KB) | PS file (129 KB)

The REFLEX galaxy cluster survey - VII. $\Omega\mathsf}$ and $\sigma_8$ from cluster abundance and large-scale clustering p. 867
P. Schuecker, H. Böhringer, C. A. Collins and L. Guzzo
Abstract | References | Full HTML | PDF file (406 KB) | PS file (163 KB)

Constraining the cosmological parameters with the gas mass fraction in local and $\mathsf{{\vec z}>0.7}$ galaxy clusters p. 879
S. Ettori, P. Tozzi and P. Rosati
Abstract | References | Full HTML | PDF file (791 KB) | PS file (275 KB)

Elemental abundances in the broad emission line region of quasars at redshifts larger than 4 p. 891
M. Dietrich, I. Appenzeller, F. Hamann, J. Heidt, K. Jäger, M. Vestergaard and S. J. Wagner
Abstract | References | Full HTML | PDF file (437 KB) | PS file (176 KB)

A deep VLA survey at 6 cm in the Lockman Hole p. 901
P. Ciliegi, G. Zamorani, G. Hasinger, I. Lehmann, G. Szokoly and G. Wilson
Abstract | References | Full HTML | PDF file (650 KB) | PS file (420 KB)

Gamma photometric redshifts for long gamma-ray bursts p. 919
Z. Bagoly, I. Csabai, A. Mészáros, P. Mészáros, I. Horváth, L. G. Balázs and R. Vavrek
Abstract | References | Full HTML | PDF file (242 KB) | PS file (108 KB)

Extragalactic astronomy

Extreme slim accretion disks and narrow line Seyfert 1 galaxies: The nature of the soft X-ray hump p. 927
J.-M. Wang and H. Netzer
Abstract | References | Full HTML | PDF file (739 KB) | PS file (189 KB)

The polarized disk in M 31 at $\lambda$ 6 cm p. 937
E. M. Berkhuijsen, R. Beck and P. Hoernes
Abstract | References | Full HTML | PDF file (1.98 MB) | PS file (1.32 MB)

New $\vec$ color distributions in E-type galaxies - II. Central and mean metallicities p. 949
T. P. Idiart, R. Michard and J. A. de Freitas Pacheco
Abstract | References | Full HTML | PDF file (220 KB) | PS file (163 KB)

$\mathsf}$ CO( ${\vec J}=$ 2 $\to$ 1) and CO( ${\vec J}=$ 3 $\to$ 2) observations of Virgo Cluster spiral galaxies with the KOSMA telescope: Global properties p. 959
H. Hafok and J. Stutzki
Abstract | References | Full HTML | PDF file (765 KB) | PS file (431 KB)

XMM-Newton observations of the Seyfert 1 galaxy ESO 141-G55 p. 967
P. Gondoin, A. Orr and D. Lumb
Abstract | References | Full HTML | PDF file (326 KB) | PS file (180 KB)

The influence of microlensing on the shape of the AGN Fe K $_\alpha$ line p. 975
L. C. Popovic, E. G. Mediavilla, P. Jovanovic and J. A. Muñoz
Abstract | References | Full HTML | PDF file (346 KB) | PS file (127 KB)

Interstellar H $\mathsf$ in M 33 detected with FUSE p. 983
H. Bluhm, K. S. de Boer, O. Marggraf, P. Richter and B. P. Wakker
Abstract | References | Full HTML | PDF file (865 KB) | PS file (823 KB)

Galactic structure, stellar clusters and populations

The effect of HII regions on rotation measure of pulsars p. 993
D. Mitra, R. Wielebinski, M. Kramer and A. Jessner
Abstract | References | Full HTML | PDF file (1.64 MB) | PS file (1.02 MB)

Interstellar and circumstellar matter

A very young star forming region detected by the ISOPHOT Serendipity Survey p. 1007
O. Krause, D. Lemke, L. V. Tóth, U. Klaas, M. Haas, M. Stickel and R. Vavrek
Abstract | References | Full HTML | PDF file (1.99 MB) | PS file (2.41 MB)

The mass and energy budget of Cassiopeia A p. 1021
R. Willingale, J. A. M. Bleeker, K. J. van der Heyden and J. S. Kaastra
Abstract | References | Full HTML | PDF file (347 KB) | PS file (600 KB)

Mineral formation in stellar winds - IV. Formation of magnesiowüstite p. 1029
A. S. Ferrarotti and H.-P. Gail
Abstract | References | Full HTML | PDF file (242 KB) | PS file (136 KB)

An outflow from the nebula around the LBV candidate S 119 p. 1041
K. Weis, W. J. Duschl and D. J. Bomans
Abstract | References | Full HTML | PDF file (590 KB) | PS file (1.90 MB)

Origin of the 6.85 $\mathsf{\mu}$ m band near young stellar objects: The ammonium ion (NH $\mathsf$ ) revisited p. 1049
W. A. Schutte and R. K. Khanna
Abstract | References | Full HTML | PDF file (690 KB) | PS file (858 KB)

The peculiar nebula Simeis 57 - I. Ionized gas and dust extinction p. 1063
F. P. Israel, M. Kloppenburg, P. E. Dewdney and J. Bally
Abstract | References | Full HTML | PDF file (1.31 MB) | PS file (4.08 MB)

Stellar structure and evolution

Physical parameters of the Algol system BP Muscae from simultaneous analysis of GENEVA 7-colour light curves p. 1073
F. Carrier, F. Barblan, G. Burki, P. Bartholdi and B. Nicolet
Abstract | References | Full HTML | PDF file (880 KB) | PS file (301 KB)

From clouds to stars - Protostellar collapse and the evolution to the pre-main sequence I. Equations and evolution in the Hertzsprung-Russell diagram p. 1081
G. Wuchterl and W. M. Tscharnuter
Abstract | References | Full HTML | PDF file (502 KB) | PS file (476 KB) | Online Material

On the detectability of long period perturbations in close hierarchical triple stellar systems p. 1091
T. Borkovits, B. Érdi, E. Forgács-Dajka and T. Kovács
Abstract | References | Full HTML | PDF file (490 KB) | PS file (224 KB)

Aperiodic variability of low-mass X-ray binaries at very low frequencies p. 1103
P. Reig, I. Papadakis and N. D. Kylafis
Abstract | References | Full HTML | PDF file (526 KB) | PS file (207 KB)

Research Note:

The effect of stellar compressibility and non-resonant dynamic tides on the apsidal-motion rate in close binaries p. 1111
B. Willems and A. Claret
Abstract | References | Full HTML | PDF file (175 KB) | PS file (91.3 KB)

A high-precision null result in the search for rapid oscillations in HD 965 p. 1117
D. W. Kurtz, N. Dolez and M. Chevreton
Abstract | References | Full HTML | PDF file (151 KB) | PS file (72.6 KB)

Stellar atmospheres

Automated spectroscopic abundances of A and F-type stars using echelle spectrographs - II. Abundances of 140 A-F stars from ELODIE and CORALIE p. 1121
D. Erspamer and P. North
Abstract | References | Full HTML | PDF file (1.18 MB) | PS file (340 KB)

A study of coronal abundances in RS CVn binaries p. 1137
M. Audard, M. Güdel, A. Sres, A. J. J. Raassen and R. Mewe
Abstract | References | Full HTML | PDF file (906 KB) | PS file (350 KB)

Planets and planetary systems

Stability of the HD 12661 Planetary System p. 1151
K. Gozdziewski
Abstract | References | Full HTML | PDF file (2.37 MB) | PS file (2.42 MB)

Celestial mechanics and astrometry

Reprocessing the Hipparcos Intermediate Astrometric Data of spectroscopic binaries - II. Systems with a giant component p. 1163
D. Pourbaix and H. M. J. Boffin
Abstract | References | Full HTML | PDF file (518 KB) | PS file (208 KB)

Atomic, molecular and nuclear data

Ion contribution to the prominent Ne I, Ar I and Kr I spectral line broadening p. 1179
V. Milosavljevic and S. Djenize
Abstract | References | Full HTML | PDF file (141 KB) | PS file (86.2 KB)

Instruments, observational techniques, and data processing

A wavelet packets equalization technique to reveal the multiple spatial-scale nature of coronal structures p. 1185
G. Stenborg and P. J. Cobelli
Abstract | References | Full HTML | PDF file (1.04 MB) | PS file (4.58 MB)

Astronomy and Astrophysics