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Astronomy and Astrophysics

Vol. 399, No. 1 (February III 2003)

A Doppler image of both solar-type components of the close binary σ² CrB (Strassmeier, K. G. and Rice, J. B., p. 326)
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-  Letters
Reconstruction of solar irradiance variations in cycle 23: Is solar surface magnetism the cause?     p. L1
N. A. Krivova, S. K. Solanki, M. Fligge, and Y. C. Unruh
DOI: http://dx.doi.org/10.1051/0004-6361:20030029
Abstract | Full HTML | PDF (316 KB) | PS (325 KB) | References | NASA ADS Abstract Service

On the outflow in an equatorial coronal hole     p. L5
L. D. Xia, E. Marsch, and W. Curdt
DOI: http://dx.doi.org/10.1051/0004-6361:20030016
Abstract | Full HTML | PDF (688 KB) | PS (1.20 MB) | References | NASA ADS Abstract Service

Why does the spotted UX Ari system get bluer as it gets darker?     p. L11
V. Aarum Ulvås, and O. Engvold
DOI: http://dx.doi.org/10.1051/0004-6361:20030085
Abstract | Full HTML | PDF (151 KB) | PS (277 KB) | References | SIMBAD record | NASA ADS Abstract Service

Observation of coronal loop torsional oscillation     p. L15
T. V. Zaqarashvili
DOI: http://dx.doi.org/10.1051/0004-6361:20030084
Abstract | Full HTML | PDF (102 KB) | PS (247 KB) | References | NASA ADS Abstract Service


-  Extragalactic astronomy
A graph-theoretical approach for comparison of observational galaxy distributions with cosmological N-body simulations     p. 1
H. Ueda, T. T. Takeuchi, and M. Itoh
DOI: http://dx.doi.org/10.1051/0004-6361:20021607
Abstract | Full HTML | PDF (924 KB) | PS (1.11 MB) | References | NASA ADS Abstract Service

Starburst galaxies and the X-ray background     p. 9
M. Persic, and Y. Rephaeli
DOI: http://dx.doi.org/10.1051/0004-6361:20021738
Abstract | Full HTML | PDF (233 KB) | PS (378 KB) | References | SIMBAD record | NASA ADS Abstract Service

Growth rate of cosmological perturbations in standard model: Explicit analytical solution     p. 19
A. D. Chernin, D. I. Nagirner, and S. V. Starikova
DOI: http://dx.doi.org/10.1051/0004-6361:20021763
Abstract | Full HTML | PDF (99.4 KB) | PS (102 KB) | References | NASA ADS Abstract Service

Constraining the cosmological density of compact objects with the long-term variability of quasars     p. 23
E. Zackrisson, and N. Bergvall
DOI: http://dx.doi.org/10.1051/0004-6361:20021762
Abstract | Full HTML | PDF (172 KB) | PS (120 KB) | References | NASA ADS Abstract Service


-  Galactic structure and dynamics
Optical and X-ray observations of the two BL Lac objects OJ 287 and MS 1458+22     p. 33
E. Massaro et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20021740
Abstract | Full HTML | PDF (243 KB) | PS (126 KB) | References | SIMBAD record | NASA ADS Abstract Service

The 2–10 keV luminosity as a Star Formation Rate indicator     p. 39
P. Ranalli, A. Comastri, and G. Setti
DOI: http://dx.doi.org/10.1051/0004-6361:20021600
Abstract | Full HTML | PDF (335 KB) | PS (333 KB) | References | SIMBAD record | NASA ADS Abstract Service

GHASP: An Hα kinematic survey of spiral and irregular galaxies - II. Velocity fields and rotation curves of 15 galaxies     p. 51
O. Garrido, M. Marcelin, P. Amram, and O. Boissin
DOI: http://dx.doi.org/10.1051/0004-6361:20021784
Abstract | Full HTML | PDF (794 KB) | PS (1.57 MB) | References | SIMBAD record | NASA ADS Abstract Service

The metallicity-luminosity relationship of dwarf irregular galaxies - II. A new approach     p. 63
A. M. Hidalgo-Gámez, F. J. Sánchez-Salcedo, and K. Olofsson
DOI: http://dx.doi.org/10.1051/0004-6361:20021748
Abstract | Full HTML | PDF (826 KB) | PS (285 KB) | References | SIMBAD record | NASA ADS Abstract Service

The intrinsic emission of Seyfert galaxies observed with BeppoSAX/PDS - I. Comparison of the average spectra of the three classes of Seyfert galaxies     p. 77
S. Deluit, and T. J.-L. Courvoisier
DOI: http://dx.doi.org/10.1051/0004-6361:20021794
Abstract | Full HTML | PDF (452 KB) | PS (190 KB) | References | SIMBAD record | NASA ADS Abstract Service

Chandra detection of hotspot and knots of 3C 303     p. 91
J. Kataoka, P. Edwards, M. Georganopoulos, F. Takahara, and S. Wagner
DOI: http://dx.doi.org/10.1051/0004-6361:20021772
Abstract | Full HTML | PDF (184 KB) | PS (268 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Stellar clusters and associations
Search for variable stars in the open cluster NGC 2539     p. 99
K. J. Choo, S.-L. Kim, T. S. Yoon, M.-Y. Chun, H. Sung, B.-G. Park, H. B. Ann, M. G. Lee, Y.-B. Jeon, and I.-S. Yuk
DOI: http://dx.doi.org/10.1051/0004-6361:20021704
Abstract | Full HTML | PDF (658 KB) | PS (467 KB) | References | SIMBAD record | NASA ADS Abstract Service

Red giants in open clusters - X. NGC 1817     p. 105
J.-C. Mermilliod, D. W. Latham, E. V. Glushkova, M. A. Ibrahimov, V. M. Batirshinova, R. P. Stefanik, and D. J. James
DOI: http://dx.doi.org/10.1051/0004-6361:20021777
Abstract | Full HTML | PDF (153 KB) | PS (134 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Ruprecht 3: An old star cluster remnant?     p. 113
D. B. Pavani, E. Bica, A. V. Ahumada, and J. J. Clariá
DOI: http://dx.doi.org/10.1051/0004-6361:20021920
Abstract | Full HTML | PDF (289 KB) | PS (423 KB) | References | SIMBAD record | NASA ADS Abstract Service

HST observations of the metal rich globular clusters NGC 6496 and NGC 6352     p. 121
L. Pulone, G. De Marchi, S. Covino, and F. Paresce
DOI: http://dx.doi.org/10.1051/0004-6361:20021788
Abstract | Full HTML | PDF (559 KB) | PS (445 KB) | References | SIMBAD record | NASA ADS Abstract Service

Evolution of lithium beyond the solar age: A Li survey of the old open cluster NGC 188     p. 133
S. Randich, P. Sestito, and R. Pallavicini
DOI: http://dx.doi.org/10.1051/0004-6361:20021780
Abstract | Full HTML | PDF (210 KB) | PS (131 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Formation, structure and evolution of stars
Merged catalogue of reflection nebulae     p. 141
T. Yu. Magakian
DOI: http://dx.doi.org/10.1051/0004-6361:20021743
Abstract | Full HTML | PDF (425 KB) | PS (150 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Star formation in the Vela molecular clouds - V. Young stellar objects and star clusters towards the C-cloud     p. 147
F. Massi, D. Lorenzetti, and T. Giannini
DOI: http://dx.doi.org/10.1051/0004-6361:20021717
Abstract | Full HTML | PDF (1.74 MB) | PS (3.14 MB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Stringent upper limits to the solid NH3 abundance towards W 33A from near-IR spectroscopy with the Very Large Telescope     p. 169
I. M. Taban, W. A. Schutte, K. M. Pontoppidan, and E. F. van Dishoeck
DOI: http://dx.doi.org/10.1051/0004-6361:20021798
Abstract | Full HTML | PDF (459 KB) | PS (276 KB) | References | SIMBAD record | NASA ADS Abstract Service

Small-scale structure of the galactic cirrus emission     p. 177
Cs. Kiss, P. Ábrahám, U. Klaas, D. Lemke, Ph. Héraudeau, C. del Burgo, and U. Herbstmeier
DOI: http://dx.doi.org/10.1051/0004-6361:20021787
Abstract | Full HTML | PDF (538 KB) | PS (261 KB) | References | SIMBAD record | NASA ADS Abstract Service

The molecular condensations ahead of Herbig-Haro objects - II. A theoretical investigation of the HH 2 condensation     p. 187
S. Viti, J. M. Girart, R. Garrod, D. A. Williams, and R. Estalella
DOI: http://dx.doi.org/10.1051/0004-6361:20021745
Abstract | Full HTML | PDF (275 KB) | PS (220 KB) | References | SIMBAD record | NASA ADS Abstract Service

Reduction of chemical networks - I. The case of molecular clouds     p. 197
D. Wiebe, D. Semenov, and Th. Henning
DOI: http://dx.doi.org/10.1051/0004-6361:20021773
Abstract | Full HTML | PDF (258 KB) | PS (176 KB) | References | NASA ADS Abstract Service


-  Stellar atmospheres
Understanding the LMXB X2127+119 in M 15 - II. The UV data     p. 211
Z. Ioannou, L. van Zyl, T. Naylor, P. A. Charles, B. Margon, L. Koch-Miramond, and S. Ilovaisky
DOI: http://dx.doi.org/10.1051/0004-6361:20021578
Abstract | Full HTML | PDF (392 KB) | PS (287 KB) | References | SIMBAD record | NASA ADS Abstract Service

Time-resolved infrared spectroscopy of WZ Sge during superoutburst: Evidence for spiral waves in the accretion disc     p. 219
S. B. Howell, A. Adamson, and D. Steeghs
DOI: http://dx.doi.org/10.1051/0004-6361:20021836
Abstract | Full HTML | PDF (140 KB) | PS (146 KB) | References | SIMBAD record | NASA ADS Abstract Service

Probing drifting and nulling mechanisms through their interaction in PSR B0809+74     p. 223
A. G. J. van Leeuwen, B. W. Stappers, R. Ramachandran, and J. M. Rankin
DOI: http://dx.doi.org/10.1051/0004-6361:20021630
Abstract | Full HTML | PDF (853 KB) | PS (1.32 MB) | References | SIMBAD record | NASA ADS Abstract Service

Periodicities in rotation and DM of PSR B1557–50     p. 231
A. E. Chukwude, A. A. Ubachukwu, and P. N. Okeke
DOI: http://dx.doi.org/10.1051/0004-6361:20021651
Abstract | Full HTML | PDF (336 KB) | PS (292 KB) | References | SIMBAD record | NASA ADS Abstract Service

Eclipsing binary millisecond pulsar PSR J1740-5340 – evolutionary considerations and observational test     p. 237
E. Ergma, and M. J. Sarna
DOI: http://dx.doi.org/10.1051/0004-6361:20021689
Abstract | Full HTML | PDF (144 KB) | PS (102 KB) | References | SIMBAD record | NASA ADS Abstract Service

HR diagram and asteroseismic analysis of models for β Hydri     p. 243
J. Fernandes, and M. J. P. F. G. Monteiro
DOI: http://dx.doi.org/10.1051/0004-6361:20021771
Abstract | Full HTML | PDF (269 KB) | PS (150 KB) | References | SIMBAD record | NASA ADS Abstract Service

Simultaneous uvby photometry of the new δ Sct-type variable HD 205     p. 253
E. Rodríguez, V. Costa, G. Handler, and J. M. García
DOI: http://dx.doi.org/10.1051/0004-6361:20021749
Abstract | Full HTML | PDF (885 KB) | PS (734 KB) | References | SIMBAD record | NASA ADS Abstract Service

Stellar rotation: Evidence for a large horizontal turbulence and its effects on evolution     p. 263
A. Maeder
DOI: http://dx.doi.org/10.1051/0004-6361:20021731
Abstract | Full HTML | PDF (177 KB) | PS (120 KB) | References | NASA ADS Abstract Service

Oscillations in the PMS δ Scuti star V346 Ori     p. 271
F. J. G. Pinheiro, D. F. M. Folha, M. Marconi, V. Ripepi, F. Palla, M. J. P. F. G. Monteiro, and S. Bernabei
DOI: http://dx.doi.org/10.1051/0004-6361:20021792
Abstract | Full HTML | PDF (708 KB) | PS (276 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Infrared high angular resolution measurements of stellar sources - VI. Accurate angular diameters of X Cnc, U Ori and Eta Gem     p. 275
A. Richichi, and G. Calamai
DOI: http://dx.doi.org/10.1051/0004-6361:20021796
Abstract | Full HTML | PDF (108 KB) | PS (116 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Formation and evolution of planetary systems
Beppo SAX observations of CF Tucanae and TY Pyxidis     p. 279
E. Franciosini, R. Pallavicini, and G. Tagliaferri
DOI: http://dx.doi.org/10.1051/0004-6361:20021764
Abstract | Full HTML | PDF (237 KB) | PS (155 KB) | References | SIMBAD record | NASA ADS Abstract Service

Line profile variability in the spectra of Oef stars - I. BD + 60 2522     p. 287
G. Rauw, M. De Becker, and J.-M. Vreux
DOI: http://dx.doi.org/10.1051/0004-6361:20021776
Abstract | Full HTML | PDF (461 KB) | PS (255 KB) | References | SIMBAD record | NASA ADS Abstract Service

Dust in brown dwarfs - II. The coupled problem of dust formation and sedimentation     p. 297
P. Woitke, and  Ch. Helling
DOI: http://dx.doi.org/10.1051/0004-6361:20021734
Abstract | Full HTML | PDF (412 KB) | PS (373 KB) | References | NASA ADS Abstract Service

Doppler imaging of stellar surface structure - XIX. The solar-type components of the close binary  Coronae Borealis     p. 315
K. G. Strassmeier, and J. B. Rice
DOI: http://dx.doi.org/10.1051/0004-6361:20021789
Abstract | Full HTML | PDF (1.57 MB) | PS (811 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service


-  Diffuse matter in space
On variation of the latitudinal structure of the solar convection zone     p. 329
H. M. Antia, S. M. Chitre, and M. J. Thompson
DOI: http://dx.doi.org/10.1051/0004-6361:20021760
Abstract | Full HTML | PDF (502 KB) | PS (247 KB) | References | NASA ADS Abstract Service


-  The solar system
Testing general relativity by micro-arcsecond global astrometry     p. 337
A. Vecchiato, M. G. Lattanzi, B. Bucciarelli, M. Crosta, F. de Felice, and M. Gai
DOI: http://dx.doi.org/10.1051/0004-6361:20021785
Abstract | Full HTML | PDF (130 KB) | PS (109 KB) | References | NASA ADS Abstract Service


-  Celestial mechanics and astrometry
Radiative lifetime and oscillator strength determinations in Sm III     p. 343
E. Biémont, H. P. Garnir, U. Litzén, K. Nielsen, P. Quinet, S. Svanberg, G. M. Wahlgren, and Z. G. Zhang
DOI: http://dx.doi.org/10.1051/0004-6361:20021797
Abstract | Full HTML | PDF (111 KB) | PS (88.8 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Physical and chemical processes
The Brera Multi-scale Wavelet ROSAT HRI source catalogue     p. 351
M. R. Panzera, S. Campana, S. Covino, D. Lazzati, R. P. Mignani, A. Moretti, and G. Tagliaferri
DOI: http://dx.doi.org/10.1051/0004-6361:20021778
Abstract | Full HTML | PDF (1.37 MB) | PS (644 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

A search for period changes in δ Scuti stars with the super-LOTIS sky patrol system     p. 365
C. Blake, D. W. Fox, H. S. Park, and G. G. Williams
DOI: http://dx.doi.org/10.1051/0004-6361:20021676
Abstract | Full HTML | PDF (187 KB) | PS (125 KB) | References | SIMBAD record | NASA ADS Abstract Service

Calibration of NAOS and CONICA static aberrations - Application of the phase diversity technique     p. 373
A. Blanc, T. Fusco, M. Hartung, L. M. Mugnier, and G. Rousset
DOI: http://dx.doi.org/10.1051/0004-6361:20021655
Abstract | Full HTML | PDF (459 KB) | PS (306 KB) | References | NASA ADS Abstract Service

Calibration of NAOS and CONICA static aberrations - Experimental results     p. 385
M. Hartung, A. Blanc, T. Fusco, F. Lacombe, L. M. Mugnier, G. Rousset, and R. Lenzen
DOI: http://dx.doi.org/10.1051/0004-6361:20021744
Abstract | Full HTML | PDF (336 KB) | PS (180 KB) | References | NASA ADS Abstract Service