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Astronomy and Astrophysics

Vol. 421, No. 2 (July II 2004)

The Canis Major stellar over-density as due to the Galactic warp (Momany, Y., et al., p. L31)
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-  Letters
Broadband X-ray spectrum of GRS 1734–292, a luminous Seyfert 1 galaxy behind the Galactic Center     p. L21
S. Yu. Sazonov, M. G. Revnivtsev, A. A. Lutovinov, R. A. Sunyaev, and S. A. Grebenev
DOI: http://dx.doi.org/10.1051/0004-6361:20040179
Abstract | Full HTML | PDF (125 KB) | PS (245 KB) | References | SIMBAD record | NASA ADS Abstract Service

S-process in hot AGB stars: A complex interplay between diffusive mixing and nuclear burning     p. L25
S. Goriely, and L. Siess
DOI: http://dx.doi.org/10.1051/0004-6361:20040184
Abstract | Full HTML | PDF (205 KB) | PS (690 KB) | References | NASA ADS Abstract Service

Probing the Canis Major stellar over-density as due to the Galactic warp     p. L29
Y. Momany, S. R. Zaggia, P. Bonifacio, G. Piotto, F. De Angeli, L. R. Bedin, and G. Carraro
DOI: http://dx.doi.org/10.1051/0004-6361:20040183
Abstract | Full HTML | PDF (1.58 MB) | PS (1.10 MB) | References | SIMBAD record | NASA ADS Abstract Service

Vertical oscillations of a coronal loop observed by TRACE     p. L33
T. J. Wang, and S. K. Solanki
DOI: http://dx.doi.org/10.1051/0004-6361:20040186
Abstract | Full HTML | PDF (763 KB) | PS (959 KB) | References | NASA ADS Abstract Service


-  Astrophysical processes
Velocity centroids and the structure of interstellar turbulence - I. Analytical study     p. 387
F. Levrier
DOI: http://dx.doi.org/10.1051/0004-6361:20047139
Abstract | Full HTML | PDF (240 KB) | PS (362 KB) | References | Online Material | NASA ADS Abstract Service

Search for low energy ν in correlation with the 8 events observed by the EXPLORER and NAUTILUS detectors in 2001     p. 399
M. Aglietta et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20040244
Abstract | Full HTML | PDF (160 KB) | PS (72.5 KB) | References | Online Material | NASA ADS Abstract Service


-  Cosmology (including clusters of galaxies)
The field surrounding NGC 7603: Cosmological or non-cosmological redshifts?     p. 407
M. López-Corredoira, and C. M. Gutiérrez
DOI: http://dx.doi.org/10.1051/0004-6361:20034260
Abstract | Full HTML | PDF (1.09 MB) | PS (2.78 MB) | References | SIMBAD record | NASA ADS Abstract Service

Non-Markov excursion set model of dark matter halo abundances     p. 425
G. Amosov, and P. Schuecker
DOI: http://dx.doi.org/10.1051/0004-6361:20034433
Abstract | Full HTML | PDF (269 KB) | PS (101 KB) | References | Online Material | NASA ADS Abstract Service


-  Extragalactic astronomy
Structure and kinematics of candidate double-barred galaxies     p. 433
A. V. Moiseev, J. R. Valdés, and V. H. Chavushyan
DOI: http://dx.doi.org/10.1051/0004-6361:20040045
Abstract | Full HTML | PDF (1.43 MB) | PS (4.27 MB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Investigation of radio sources from the interplanetary scintillation Pushchino Survey - II. Optical identification     p. 455
A. I. Kopylov, V. S. Artyukh, and F. G. Kopylova
DOI: http://dx.doi.org/10.1051/0004-6361:20047077
Abstract | Full HTML | PDF (155 KB) | PS (71.4 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

XMM-Newton discovery of a Compton-thick AGN in the GPS galaxy Mkn 668     p. 461
M. Guainazzi, A. Siemiginowska, P. Rodriguez-Pascual, and C. Stanghellini
DOI: http://dx.doi.org/10.1051/0004-6361:20047051
Abstract | Full HTML | PDF (288 KB) | PS (105 KB) | References | SIMBAD record | NASA ADS Abstract Service

The complex X-ray spectrum of NGC 4507     p. 473
G. Matt, S. Bianchi, F. D'Ammando, and A. Martocchia
DOI: http://dx.doi.org/10.1051/0004-6361:20047045
Abstract | Full HTML | PDF (146 KB) | PS (69.2 KB) | References | SIMBAD record | NASA ADS Abstract Service

The early build-up of dust in galaxies: A study of damped Ly α systems     p. 479
G. Vladilo
DOI: http://dx.doi.org/10.1051/0004-6361:20035897
Abstract | Full HTML | PDF (286 KB) | PS (106 KB) | References | SIMBAD record | NASA ADS Abstract Service

The HELLAS2XMM survey - VI. X-ray absorption in the 1df AGN sample through a spectral analysis     p. 491
G. C. Perola et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20047118
Abstract | Full HTML | PDF (250 KB) | PS (127 KB) | References | SIMBAD record | NASA ADS Abstract Service

FUSE search for 105–106 K gas in the rich clusters of galaxies Abell 2029 and Abell 3112     p. 503
A. Lecavelier des Etangs, Gopal-Krishna, and F. Durret
DOI: http://dx.doi.org/10.1051/0004-6361:20035938
Abstract | Full HTML | PDF (149 KB) | PS (58.6 KB) | References | SIMBAD record | NASA ADS Abstract Service

Variable stars towards the bulge of M 31: The AGAPE catalogue     p. 509
R. Ansari et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20035659
Abstract | Full HTML | PDF (219 KB) | PS (95.2 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Pox 186: An ultracompact galaxy with dominant ionized gas emission     p. 519
N. G. Guseva, P. Papaderos, Y. I. Izotov, K. G. Noeske, and K. J. Fricke
DOI: http://dx.doi.org/10.1051/0004-6361:20035949
Abstract | Full HTML | PDF (1.81 MB) | PS (2.30 MB) | References | SIMBAD record | NASA ADS Abstract Service

Observations of 54 Active Galactic Nuclei with the HEGRA system of Cherenkov telescopes     p. 529
F. Aharonian et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20035764
Abstract | Full HTML | PDF (159 KB) | PS (74.5 KB) | References | SIMBAD record | NASA ADS Abstract Service

Deep VLT spectroscopy of the blue compact dwarf galaxies Tol 1214–277 and Tol 65     p. 539
Y. I. Izotov, P. Papaderos, N. G. Guseva, K. J. Fricke, and T. X. Thuan
DOI: http://dx.doi.org/10.1051/0004-6361:20035847
Abstract | Full HTML | PDF (889 KB) | PS (3.65 MB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

The role of dust in “active” and “passive” low-metallicity star formation     p. 555
H. Hirashita, and L. K. Hunt
DOI: http://dx.doi.org/10.1051/0004-6361:20035835
Abstract | Full HTML | PDF (472 KB) | PS (187 KB) | References | SIMBAD record | NASA ADS Abstract Service

Magnetic fields in barred galaxies - III. The southern peculiar galaxy NGC 2442     p. 571
J. Harnett, M. Ehle, A. Fletcher, R. Beck, R. Haynes, S. Ryder, M. Thierbach, and R. Wielebinski
DOI: http://dx.doi.org/10.1051/0004-6361:20034377
Abstract | Full HTML | PDF (816 KB) | PS (803 KB) | References | SIMBAD record | NASA ADS Abstract Service

Collisionless evaporation from cluster elliptical galaxies - A contributor to the intracluster stellar population     p. 583
V. Muccione, and L. Ciotti
DOI: http://dx.doi.org/10.1051/0004-6361:20035925
Abstract | Full HTML | PDF (640 KB) | PS (217 KB) | References | NASA ADS Abstract Service

Deprojecting spiral galaxies using Fourier analysis. Application to the Ohio sample     p. 595
C. García-Gómez, C. Barberà, E. Athanassoula, A. Bosma, and L. Whyte
DOI: http://dx.doi.org/10.1051/0004-6361:20035735
Abstract | Full HTML | PDF (161 KB) | PS (61.0 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service


-  Galactic structure, stellar clusters and populations
The distance to NGC 5904 (M 5) via the subdwarf main sequence fitting method     p. 603
V. Testa, A. Chieffi, M. Limongi, G. Andreuzzi, and G. Marconi
DOI: http://dx.doi.org/10.1051/0004-6361:20034498
Abstract | Full HTML | PDF (2.35 MB) | PS (510 KB) | References | SIMBAD record | NASA ADS Abstract Service

The evolution of the Milky Way from its earliest phases: Constraints on stellar nucleosynthesis     p. 613
P. François, F. Matteucci, R. Cayrel, M. Spite, F. Spite, and C. Chiappini
DOI: http://dx.doi.org/10.1051/0004-6361:20034140
Abstract | Full HTML | PDF (706 KB) | PS (319 KB) | References | NASA ADS Abstract Service

The young stellar population in the Serpens Cloud Core: An ISOCAM survey     p. 623
A. A. Kaas et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20035775
Abstract | Full HTML | PDF (1.37 MB) | PS (1.40 MB) | References | Online Material | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

New nearby stars in the Liverpool-Edinburgh high proper motion survey selected by DENIS photometry     p. 643
C. Reylé, and A. C. Robin
DOI: http://dx.doi.org/10.1051/0004-6361:20034553
Abstract | Full HTML | PDF (546 KB) | PS (89.0 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Galactic evolution of nitrogen     p. 649
G. Israelian, A. Ecuvillon, R. Rebolo, R. García-López, P. Bonifacio, and P. Molaro
DOI: http://dx.doi.org/10.1051/0004-6361:20047132
Abstract | Full HTML | PDF (569 KB) | PS (198 KB) | References | SIMBAD record | NASA ADS Abstract Service

A cool disk in the Galactic Center?     p. 659
B. F. Liu, F. Meyer, and E. Meyer-Hofmeister
DOI: http://dx.doi.org/10.1051/0004-6361:20035955
Abstract | Full HTML | PDF (201 KB) | PS (409 KB) | References | SIMBAD record | NASA ADS Abstract Service

Discovery of a variable star population in NGC 2808     p. 667
T. Michael Corwin, M. Catelan, J. Borissova, and H. A. Smith
DOI: http://dx.doi.org/10.1051/0004-6361:20035944
Abstract | Full HTML | PDF (255 KB) | PS (226 KB) | References | NASA ADS Abstract Service


-  Stellar structure and evolution
Discovery of the optical counterpart to the X-ray pulsar SAX J2103.5+4545     p. 673
P. Reig, I. Negueruela, J. Fabregat, R. Chato, P. Blay, and F. Mavromatakis
DOI: http://dx.doi.org/10.1051/0004-6361:20035786
Abstract | Full HTML | PDF (325 KB) | PS (245 KB) | References | SIMBAD record | NASA ADS Abstract Service

Ellipticity and deviations from orthogonality in the polarization modes of PSR B0329+54     p. 681
R. T. Edwards, and B. W. Stappers
DOI: http://dx.doi.org/10.1051/0004-6361:20040228
Abstract | Full HTML | PDF (785 KB) | PS (9.81 MB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Early-type stars in the young open cluster IC 1805 - I. The SB2 system BD and the probably single stars BD and BD     p. 693
G. Rauw, and M. De Becker
DOI: http://dx.doi.org/10.1051/0004-6361:20040255
Abstract | Full HTML | PDF (277 KB) | PS (100 KB) | References | SIMBAD record | NASA ADS Abstract Service

Interferometric observations of the Mira star o Ceti with the VLTI/VINCI instrument in the near-infrared     p. 703
H. C. Woodruff et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20035826
Abstract | Full HTML | PDF (347 KB) | PS (147 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Stellar atmospheres
XMM-Newton observations of the σ Ori cluster - I. The complex RGS spectrum of the hot star σ Ori AB     p. 715
J. Sanz-Forcada, E. Franciosini, and R. Pallavicini
DOI: http://dx.doi.org/10.1051/0004-6361:20047159
Abstract | Full HTML | PDF (678 KB) | PS (427 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  The Sun
A model to interpret the intensity-velocity and velocity-velocity phase differences from solar observations obtained with magneto-optical filters     p. 729
P. F. Moretti, and G. Severino
DOI: http://dx.doi.org/10.1051/0004-6361:20034131
Abstract | Full HTML | PDF (1.67 MB) | PS (855 KB) | References | NASA ADS Abstract Service

On the geometry of sunspot penumbral filaments     p. 735
W. Schmidt, and G. Fritz
DOI: http://dx.doi.org/10.1051/0004-6361:20047181
Abstract | Full HTML | PDF (251 KB) | PS (119 KB) | References | NASA ADS Abstract Service

Approximations for non-grey radiative transfer in numerical simulations of the solar photosphere     p. 741
A. Vögler, J. H. M. J. Bruls, and M. Schüssler
DOI: http://dx.doi.org/10.1051/0004-6361:20047043
Abstract | Full HTML | PDF (634 KB) | PS (514 KB) | References | NASA ADS Abstract Service

Effects of non-grey radiative transfer on 3D simulations of solar magneto-convection     p. 755
A. Vögler
DOI: http://dx.doi.org/10.1051/0004-6361:20047044
Abstract | Full HTML | PDF (1.35 MB) | PS (719 KB) | References | NASA ADS Abstract Service


-  Celestial mechanics and astrometry
The Liverpool-Edinburgh high proper motion catalogue     p. 763
R. S. Pokorny, H. R. A. Jones, N. C. Hambly, and D. J. Pinfield
DOI: http://dx.doi.org/10.1051/0004-6361:20047009
Abstract | Full HTML | PDF (1.85 MB) | PS (893 KB) | References | SIMBAD record | NASA ADS Abstract Service

Numerical escape criteria for a symmetric four-body model     p. 771
A. Széll, B. Steves, and B. Érdi
DOI: http://dx.doi.org/10.1051/0004-6361:20047025
Abstract | Full HTML | PDF (325 KB) | PS (101 KB) | References | NASA ADS Abstract Service