Astronomy & Astrophysics

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A&A Vol. 376 No. 2

	Astronomy and Astrophysics
	Vol. 376 No . 2 (September III 2001)
Cover illustration: Radio image of the faint SNR G85.4+0.7 (Kothes, R., et al., p. 644)

Letters

VLT optical observations of V821 Ara(=GX339-4) in an extended "off" state p. L17
T. Shahbaz, R. Fender and P. A. Charles
Abstract | References | Full HTML | PDF file (381 KB) | PS file (520 KB)

Exploring brown dwarf disks p. L22
A. Natta and L. Testi
Abstract | References | Full HTML | PDF file (172 KB) | PS file (262 KB)

Extragalactic astronomy

Cosmic background of gravitational waves from rotating neutron stars p. 381
T. Regimbau and J. A. de Freitas Pacheco
Abstract | References | Full HTML | PDF file (159 KB) | PS file (506 KB)

Erratum
The chemical abundances in a sample of dwarf irregular galaxies - II. The case of IC 4662 and ESO 245-G05 p. 386
A. M. Hidalgo-Gámez, J. Masegosa and K. Olofsson
Abstract | Full HTML | PDF file (41.3 KB) | PS file (54.1 KB)

An XMM-Newton view of the serendipitous sources in the PKS0312-770 field p. 387
D. H. Lumb, M. Guainazzi and P. Gondoin
Abstract | References | Full HTML | PDF file (231 KB) | PS file (286 KB)

A possible X-ray jet from the starburst galaxy NGC 6217 p. 393
W. Pietsch and H. Arp
Abstract | References | Full HTML | PDF file (456 KB) | PS file (726 KB)

Centaurus A: Molecular gas shells or large-scale outflow? p. 402
S. J. Curran
Abstract | References | Full HTML | PDF file (830 KB) | PS file (976 KB)

Formation, structure and evolution of stars

BeppoSAX spectroscopy of MR 2251-178: A test for ionized reflection in radio quiet QSOs p. 413
A. Orr, P. Barr, M. Guainazzi, A. N. Parmar and A. J. Young
Abstract | References | Full HTML | PDF file (242 KB) | PS file (205 KB)

Extragalactic astronomy

Confidence limits of evolutionary synthesis models - III. On time-integrated quantities p. 422
M. Cerviño, M. A. Gómez-Flechoso, F. J. Castander, D. Schaerer, M. Mollá, J. Knödlseder and V. Luridiana
Abstract | References | Full HTML | PDF file (322 KB) | PS file (229 KB)

Stellar clusters and associations

New infrared star clusters and candidates in the Galaxy detected with 2MASS p. 434
C. M. Dutra and E. Bica
Abstract | References | Full HTML | PDF file (194 KB) | PS file (218 KB)

Proper motions of open clusters within 1 kpc based on the TYCHO2 Catalogue p. 441
W. S. Dias, J. R. D. Lépine and B. S. Alessi
Abstract | References | Full HTML | PDF file (152 KB) | PS file (1.13 MB)

Formation, structure and evolution of stars

Discovery of a cataclysmic variable with a sub-stellar companion p. 448
R. E. Mennickent, M. Diaz, W. Skidmore and C. Sterken
Abstract | References | Full HTML | PDF file (796 KB) | PS file (4.04 MB)

Multi-frequency variations of the Wolf-Rayet system HD 193793 (WC7pd+O4-5) - III. IUE observations p. 460
D. Y. A. Setia Gunawan, K. A. van der Hucht, P. M. Williams, H. F. Henrichs, L. Kaper, D. J. Stickland and W. Wamsteker
Abstract | References | Full HTML | PDF file (1.84 MB) | PS file (1.83 MB)

On the radio emitting high mass X-ray binary LS 5039 p. 476
J. S. Clark, P. Reig, S. P. Goodwin, V. M. Larionov, P. Blay, M. J. Coe, J. Fabregat, I. Negueruela, I. Papadakis and I. A. Steele
Abstract | References | Full HTML | PDF file (247 KB) | PS file (229 KB)

A disrupted molecular ring in planetary nebula G119.3+00.3 (BV 5-1) p. 484
E. Josselin and R. Bachiller
Abstract | References | Full HTML | PDF file (232 KB) | PS file (214 KB)

Simultaneous uvby photometry of the $\delta$ Sct star HD 129231 p. 489
E. Rodríguez, M. J. López-González, A. Rolland, V. Costa and S. F. González-Bedolla
Abstract | References | Full HTML | PDF file (442 KB) | PS file (309 KB)

Time-resolved spectral analysis of the pulsating helium star V652 Her p. 497
C. S. Jeffery, V. M. Woolf and D. L. Pollacco
Abstract | References | Full HTML | PDF file (620 KB) | PS file (487 KB)

Multi-wavelength bispectrum speckle interferometry of R Leo and comparison with Mira star models p. 518
K.-H. Hofmann, Y. Balega, M. Scholz and G. Weigelt
Abstract | References | Full HTML | PDF file (543 KB) | PS file (895 KB)

BeppoSAX observation of the eclipsing dipping X-ray binary X 1658-298 p. 532
T. Oosterbroek, A. N. Parmar, L. Sidoli, J. J. M. in 't Zand and J. Heise
Abstract | References | Full HTML | PDF file (270 KB) | PS file (217 KB)

Torque decay in the pulsar $(P,\dot{P})$ diagram - Effects of crustal ohmic dissipation and alignment p. 543
T. M. Tauris and S. Konar
Abstract | References | Full HTML | PDF file (854 KB) | PS file (259 KB)

Multiple H $_\mathsf{2}$ protostellar jets in the bright-rimmed globule IC 1396-N p. 553
B. Nisini, F. Massi, F. Vitali, T. Giannini, D. Lorenzetti, A. Di Paola, C. Codella, F. D'Alessio and R. Speziali
Abstract | References | Full HTML | PDF file (344 KB) | PS file (810 KB)

A variable star survey of the open cluster M 37 p. 561
L. L. Kiss, Gy. M. Szabó, K. Sziládi, G. Furész, K. Sárneczky and B. Csák
Abstract | References | Full HTML | PDF file (438 KB) | PS file (1.47 MB)

Spherical collapse of supermassive stars: Neutrino emission and gamma-ray bursts p. 568
F. Linke, J. A. Font, H.-T. Janka, E. Müller and P. Papadopoulos
Abstract | References | Full HTML | PDF file (316 KB) | PS file (284 KB)

RXTE observations of single pulses of PSR B0531+21 - II. Test for radio behavior p. 580
M. Vivekanand
Abstract | References | Full HTML | PDF file (157 KB) | PS file (163 KB)

Spectra of binaries classified as $\lambda$ Bootis stars p. 586
R. Faraggiana, M. Gerbaldi, P. Bonifacio and P. François
Abstract | References | Full HTML | PDF file (571 KB) | PS file (320 KB)

Variable gamma-ray emission from the Be/X-ray transient A0535+26? p. 599
G. E. Romero, M. M. Kaufman Bernadó, J. A. Combi and D. F. Torres
Abstract | References | Full HTML | PDF file (666 KB) | PS file (852 KB)

Velocity-induced collapses of stable neutron stars p. 606
J. Novak
Abstract | References | Full HTML | PDF file (237 KB) | PS file (185 KB)

Stellar atmospheres

Stationary components of He I in strong magnetic fields - a tool to identify magnetic DB white dwarfs p. 614
S. Jordan, P. Schmelcher and W. Becken
Abstract | References | Full HTML | PDF file (291 KB) | PS file (203 KB)

Falling evaporating bodies in the $\beta$ Pictoris system - Resonance refilling and long term duration of the phenomenon p. 621
P. Thébault and H. Beust
Abstract | References | Full HTML | PDF file (3.43 MB) | PS file (5.32 MB)

Diffuse matter in space

Two supernova remnants of low radio surface brightness discovered in the Canadian Galactic Plane Survey p. 641
R. Kothes, T. L. Landecker, T. Foster and D. A. Leahy
Abstract | References | Full HTML | PDF file (1.68 MB) | PS file (2.50 MB)

The dust temperature distribution in prestellar cores p. 650
A. Zucconi, C. M. Walmsley and D. Galli
Abstract | References | Full HTML | PDF file (498 KB) | PS file (9.52 MB)

On the deuteration of C $\mathsf}$ H $\mathsf}$ in dense interstellar clouds via the reaction C $\mathsf}$ H $\mathsf^$ + HD $\longrightarrow$ C $\mathsf}$ H $\mathsf}$ D ⁺ + H $\mathsf}$ p. 663
D. Talbi and E. Herbst
Abstract | References | Full HTML | PDF file (97.2 KB) | PS file (163 KB)

The sun

On the cosmic ray cross-field diffusion for solar wind turbulence p. 667
G. Michalek
Abstract | References | Full HTML | PDF file (161 KB) | PS file (340 KB)

The solar system

Detailed phase function of comet 28P/Neujmin 1 p. 672
C. E. Delahodde, K. J. Meech, O. R. Hainaut and E. Dotto
Abstract | References | Full HTML | PDF file (366 KB) | PS file (657 KB)

Physical and chemical processes

Orbital decay of satellites crossing an accretion disc p. 686
V. Karas and L. Subr
Abstract | References | Full HTML | PDF file (323 KB) | PS file (788 KB)

Accretion powered spherical wind in general relativity p. 697
Tapas K. Das
Abstract | References | Full HTML | PDF file (282 KB) | PS file (210 KB)

The effect of time-dependent random mass density field on frequencies of solar sound waves p. 708
K. Murawski, L. Nocera and M. Medrek
Abstract | References | Full HTML | PDF file (139 KB) | PS file (138 KB)

Magnetoconvection and dynamo coefficients: - Dependence of the $\alpha$ effect on rotation and magnetic field p. 713
M. Ossendrijver, M. Stix and A. Brandenburg
Abstract | References | Full HTML | PDF file (1.68 MB) | PS file (1.47 MB)

Instruments, observational techniques and data processing

Improvements in the optical turbulence parameterization for 3D simulations in a region around a telescope p. 727
E. Masciadri and P. Jabouille
Abstract | References | Full HTML | PDF file (2.35 MB) | PS file (5.45 MB)

New statistical goodness of fit techniques in noisy inhomogeneous inverse problems - With application to the recovering of the luminosity distribution of the Milky Way p. 735
N. Bissantz and A. Munk
Abstract | References | Full HTML | PDF file (271 KB) | PS file (369 KB)

CCD standards for U and I in the open cluster NGC 7790 p. 745
G. Petrov, W. Seggewiss, A. Dieball and B. Kovachev
Abstract | References | Full HTML | PDF file (154 KB) | PS file (136 KB)

Astronomy and Astrophysics