Astronomy & Astrophysics

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A&A Vol. 386 No. 2

	Astronomy and Astrophysics
	Vol. 386 No. 2 (May I 2002)
Cover illustration: Zodiacal light background for the GAIA mission of ESA (Zwitter, T., p. 752)

Extragalactic astronomy

The BeppoSAX view of bright Compton-thin Seyfert 2 galaxies p. 379
G. Risaliti
Abstract | References | Full HTML | PDF file (757 KB) | PS file (837 KB)

The signature of high-velocity gas in the spectra of NGC 4151 p. 399
M. Contini, S. M. Viegas and M. A. Prieto
Abstract | References | Full HTML | PDF file (460 KB) | PS file (277 KB)

The influence of dust on the inverse Compton emission from jets in Active Galactic Nuclei p. 415
C. Arbeiter, M. Pohl and R. Schlickeiser
Abstract | References | Full HTML | PDF file (397 KB) | PS file (271 KB)

X-ray spectroscopy of NGC 5548 p. 427
J. S. Kaastra, K. C. Steenbrugge, A. J. J. Raassen, R. L. J. van der Meer, A. C. Brinkman, D. A. Liedahl, E. Behar and A. de Rosa
Abstract | References | Full HTML | PDF file (682 KB) | PS file (383 KB)

Photometric redshifts from evolutionary synthesis with PÉGASE: The code Z-PEG and the z=0 age constraint p. 446
D. Le Borgne and B. Rocca-Volmerange
Abstract | References | Full HTML | PDF file (332 KB) | PS file (251 KB)

Modeling the interaction between ICM and relativistic plasma in cooling flows: The case of the Perseus cluster p. 456
M. Gitti, G. Brunetti and G. Setti
Abstract | References | Full HTML | PDF file (230 KB) | PS file (303 KB)

Multi-wavelength study of IRAS 19254-7245 - The Superantennae p. 464
L. Vanzi, S. Bagnulo, E. Le Floc'h, R. Maiolino, E. Pompei and W. Walsh
Abstract | References | Full HTML | PDF file (266 KB) | PS file (204 KB)

The peculiar small-scale X-ray morphology of NGC 5846 observed with $\vec{Chandra}$ p. 472
G. Trinchieri and P. Goudfrooij
Abstract | References | Full HTML | PDF file (601 KB) | PS file (2.17 MB)

Formation, structure and evolution of stars

HST observations rule out the association between Cir X-1 and SNR G321.9-0.3 p. 487
R. P. Mignani, A. De Luca, P. A. Caraveo and I. F. Mirabel
Abstract | References | Full HTML | PDF file (236 KB) | PS file (1.18 MB)

CHARM: A Catalog of High Angular Resolution Measurements p. 492
A. Richichi and I. Percheron
Abstract | References | Full HTML | PDF file (229 KB) | PS file (988 KB)

RU Cen and SX Cen: Two strongly depleted RV Tauri stars in binary systems - The RV Tauri photometric b phenomenon and binarity p. 504
T. Maas, H. Van Winckel and C. Waelkens
Abstract | References | Full HTML | PDF file (382 KB) | PS file (233 KB)

Infrared emission towards SN 1987A 11 years after outburst: Measurements with ISOCAM p. 517
Jg. Fischera, R. J. Tuffs and H. J. Völk
Abstract | References | Full HTML | PDF file (395 KB) | PS file (371 KB)

XMM-Newton observation of the bursting pulsar GRO J1744-28 in quiescence p. 531
F. Daigne, P. Goldoni, P. Ferrando, A. Goldwurm, A. Decourchelle and R. S. Warwick
Abstract | References | Full HTML | PDF file (120 KB) | PS file (116 KB)

On the spectral evolution of Cygnus X-2 along its color-color diagram p. 535
T. Di Salvo, R. Farinelli, L. Burderi, F. Frontera, E. Kuulkers, N. Masetti, N. R. Robba, L. Stella and M. van der Klis
Abstract | References | Full HTML | PDF file (542 KB) | PS file (336 KB)

Spectroscopic observations of the short-period, RS CVn-type star SV Cam p. 548
D. P. Kjurkchieva, D. V. Marchev and S. Zola
Abstract | References | Full HTML | PDF file (279 KB) | PS file (1.13 MB)

A photoionization model of the compact $\ion{H}{ii}$ region G29.96-0.02 p. 558
C. Morisset, D. Schaerer, N. L. Martín-Hernández, E. Peeters, F. Damour, J.-P. Baluteau, P. Cox and P. Roelfsema
Abstract | References | Full HTML | PDF file (287 KB) | PS file (223 KB)

Radio images of the microquasar GRS 1758-258 p. 571
J. Martí, I. F. Mirabel, L. F. Rodríguez and I. A. Smith
Abstract | References | Full HTML | PDF file (302 KB) | PS file (255 KB)

The blue to red supergiant ratio in young clusters at various metallicities p. 576
P. Eggenberger, G. Meynet and A. Maeder
Abstract | References | Full HTML | PDF file (140 KB) | PS file (143 KB)

Long-term starspot evolution, activity cycle and orbital period variation of RT Lacertae p. 583
A. F. Lanza, S. Catalano, M. Rodonò, C. Ibanoglu, S. Evren, G. Tas, Ö. Çakirli and A. Devlen
Abstract | References | Full HTML | PDF file (2.43 MB) | PS file (1.17 MB)

Stellar atmospheres

Excitation of transverse magnetic tube waves in stellar convection zones - II. Wave energy spectra and fluxes p. 606
Z. E. Musielak and P. Ulmschneider
Abstract | References | Full HTML | PDF file (380 KB) | PS file (396 KB)

Excitation of transverse magnetic tube waves in stellar convection zones - III. Effects of metallicity on wave energy spectra and fluxes p. 615
Z. E. Musielak and P. Ulmschneider
Abstract | References | Full HTML | PDF file (418 KB) | PS file (434 KB)

Formation and evolution of planetary systems

Warm molecular layers in protoplanetary disks p. 622
Y. Aikawa, G. J. van Zadelhoff, E. F. van Dishoeck and E. Herbst
Abstract | References | Full HTML | PDF file (406 KB) | PS file (635 KB)

Diffuse matter in space

The structure and dynamics of the molecular envelope of M 2-56 p. 633
A. Castro-Carrizo, V. Bujarrabal, C. Sánchez Contreras, J. Alcolea and R. Neri
Abstract | References | Full HTML | PDF file (677 KB) | PS file (881 KB)

The sun

Analysis of a delta spot p. 646
Y. Liu and H. Q. Zhang
Abstract | References | Full HTML | PDF file (788 KB) | PS file (884 KB)

Oscillations on the Sun in regions with a vertical magnetic field - I. Sunspot umbral oscillations p. 653
V. I. Zhukov
Abstract | References | Full HTML | PDF file (134 KB) | PS file (152 KB)

Spatially resolved microwave oscillations above a sunspot p. 658
A. Nindos, C. E. Alissandrakis, G. B. Gelfreikh, V. M. Bogod and C. Gontikakis
Abstract | References | Full HTML | PDF file (666 KB) | PS file (859 KB) | Online Material

Change of rotation rates of sunspot groups during their lifetimes: Clues to the sites of origin of different flux tubes p. 674
K. M. Hiremath
Abstract | References | Full HTML | PDF file (173 KB) | PS file (181 KB)

Fast and Alfvén waves driven by azimuthal footpoint motions - I. Periodic driver p. 681
A. De Groof, K. Paes and M. Goossens
Abstract | References | Full HTML | PDF file (358 KB) | PS file (374 KB)

Fast and Alfvén waves driven by azimuthal footpoint motions - II. Random driver p. 691
A. De Groof and M. Goossens
Abstract | References | Full HTML | PDF file (1.18 MB) | PS file (1.74 MB)

The solar system

Evidence for weak MHD turbulence in the middle magnetosphere of Jupiter p. 699
J. Saur, H. Politano, A. Pouquet and W. H. Matthaeus
Abstract | References | Full HTML | PDF file (411 KB) | PS file (2.25 MB)

Celestial mechanics and astrometry

Henry Draper catalogue identifications for Tycho-2 stars p. 709
C. Fabricius, V. V. Makarov, J. Knude and G. L. Wycoff
Abstract | References | Full HTML | PDF file (85.2 KB) | PS file (99.3 KB)

Physical and chemical processes

An analytical approximation of post-shock conditions in type II supernova shells p. 711
D. K. Nadyozhin and A. Yu. Deputovich
Abstract | References | Full HTML | PDF file (592 KB) | PS file (661 KB)

Stokes parameters of resonance lines scattered by a moving, magnetic medium - Theory of the two-level atom p. 721
N.-E. Raouafi
Abstract | References | Full HTML | PDF file (241 KB) | PS file (914 KB)

Gravitational instability of polytropic spheres and generalized thermodynamics p. 732
P. H. Chavanis
Abstract | References | Full HTML | PDF file (250 KB) | PS file (253 KB)

Nanoparticle destruction by X-ray absorption p. 743
J. B. A. Mitchell, C. Rebrion-Rowe, J.-L. LeGarrec, G. Taupier, N. Huby and M. Wulff
Abstract | References | Full HTML | PDF file (145 KB) | PS file (179 KB)

Instruments, observational techniques and data processing

GAIA accuracy on radial velocities assessed from a synthetic spectra database p. 748
T. Zwitter
Abstract | References | Full HTML | PDF file (828 KB) | PS file (1.31 MB)

Computational methods

Comptonization and synchrotron emission in 2D accretion flows - I. A new numerical solver for the Kompaneets equation p. 757
A. Hujeirat, M. Camenzind and A. Burkert
Abstract | References | Full HTML | PDF file (236 KB) | PS file (365 KB)

String/Rope length methods using the Lafler-Kinman statistic p. 763
D. Clarke
Abstract | References | Full HTML | PDF file (705 KB) | PS file (1.01 MB)

Astronomy and Astrophysics