Astronomy & Astrophysics

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A&A Vol. 376 No. 1

	Astronomy and Astrophysics
	Vol. 376 No . 1 (September II 2001)
Cover illustration: K-band image of the Galactic Center region obtained with PUEO, The CFHT adaptative optics system (Clénet, Y., et al., p. 127)

Letters

Water in K and M giant stars unveiled by ISO p. L1
T. Tsuji
Abstract | References | Full HTML | PDF file (201 KB) | PS file (263 KB)

Gas-phase SO $_\mathsf{2}$ in absorption towards massive protostars p. L5
J. V. Keane, A. M. S. Boonman, A. G. G. M. Tielens and E. F. van Dishoeck
Abstract | References | Full HTML | PDF file (294 KB) | PS file (326 KB)

Is KPD 1930+2752 a good candidate type Ia supernova progenitor? p. L9
E. Ergma, A. V. Fedorova and L. R. Yungelson
Abstract | References | Full HTML | PDF file (135 KB) | PS file (247 KB)

Detection of differential rotation in $\psi$ Cap with profile analysis p. L13
A. Reiners, J. H. M. M. Schmitt and M. Kürster
Abstract | References | Full HTML | PDF file (189 KB) | PS file (281 KB)

Cosmology

The contribution of galaxies to the UV ionising background and the evolution of the Lyman forest p. 1
S. Bianchi, S. Cristiani and T.-S. Kim
Abstract | References | Full HTML | PDF file (224 KB) | PS file (207 KB)

Luminosity function of GRBs p. 10
S. Sethi and S. G. Bhargavi
Abstract | References | Full HTML | PDF file (175 KB) | PS file (160 KB)

Space and observers in cosmology p. 17
M. Lachièze-Rey
Abstract | References | Full HTML | PDF file (221 KB) | PS file (385 KB)

Extragalactic astronomy

Physical properties and small-scale structure of the Lyman- $\alpha$ forest: Inversion of the HE 1122-1628 UVES spectrum p. 28
E. Rollinde, P. Petitjean and C. Pichon
Abstract | References | Full HTML | PDF file (385 KB) | PS file (730 KB)

Spectral analysis of the nuclear stellar population and gas emission in six nearby galaxies p. 43
M. F. Saraiva, E. Bica, M. G. Pastoriza and C. Bonatto
Abstract | References | Full HTML | PDF file (494 KB) | PS file (228 KB)

Multiband optical polarimetry of BL Lacertae objects with the Nordic Optical Telescope p. 51
L. Tommasi, E. Palazzi, E. Pian, V. Piirola, E. Poretti, F. Scaltriti, A. Sillanpää, L. Takalo and A. Treves
Abstract | References | Full HTML | PDF file (205 KB) | PS file (170 KB)

NGC 3310, a galaxy merger? p. 59
M. Kregel and R. Sancisi
Abstract | References | Full HTML | PDF file (969 KB) | PS file (2.72 MB)

The spectral energy distribution of AO 0235+164 during two active optical phases p. 69
Y. J. Chen and D. R. Jiang
Abstract | References | Full HTML | PDF file (272 KB) | PS file (174 KB)

BeppoSAX observations of Mrk 841 and Mrk 335 p. 77
S. Bianchi, G. Matt, F. Haardt, L. Maraschi, F. Nicastro, G. C. Perola, P. O. Petrucci and L. Piro
Abstract | References | Full HTML | PDF file (287 KB) | PS file (243 KB)

Continuous stellar mass-loss in N-body models of galaxies p. 85
B. Jungwiert, F. Combes and J. Palous
Abstract | References | Full HTML | PDF file (1.96 MB) | PS file (854 KB)

The neutral hydrogen content of Fornax cluster galaxies p. 98
A. Schröder, M. J. Drinkwater and O.-G. Richter
Abstract | References | Full HTML | PDF file (547 KB) | PS file (344 KB)

Galactic structure and dynamics

SiO maser survey of AGB stars in the North Galactic Cap p. 112
Y. Ita, S. Deguchi, T. Fujii, O. Kameya, M. Miyoshi, Y. Nakada, J. Nakashima and M. Parthasarathy
Abstract | References | Full HTML | PDF file (334 KB) | PS file (636 KB)

Adaptive optics $\vec{L}$ -band observations of the Galactic Center region p. 124
Y. Clénet, D. Rouan, E. Gendron, J. Montri, F. Rigaut, P. Léna and F. Lacombe
Abstract | References | Full HTML | PDF file (266 KB) | PS file (529 KB)

Stellar clusters and associations

Membership of 23 stars towards the bulge globular clusters NGC 6528 and NGC 6553 p. 136
P. Coelho, B. Barbuy, M.-N. Perrin, T. Idiart, R. P. Schiavon, S. Ortolani and E. Bica
Abstract | References | Full HTML | PDF file (531 KB) | PS file (2.85 MB)

The young open cluster NGC 663 and its Be stars p. 144
A. Pigulski, G. Kopacki and Z. Kolaczkowski
Abstract | References | Full HTML | PDF file (1.20 MB) | PS file (520 KB)

Formation, structure and evolution of stars

Research Note: What can HST-GHRS Fe II observations of $\mathsf{\alpha}$ Orionis (M2 Iab) tell us about short-period heating? p. 154
M. Cuntz, G. M. Harper and P. D. Bennett
Abstract | References | Full HTML | PDF file (111 KB) | PS file (200 KB)

A light and period study of SV Camelopardalis p. 158
B. Albayrak, O. Demircan, G. Djurasevic, S. Erkapic and H. Ak
Abstract | References | Full HTML | PDF file (1.14 MB) | PS file (1.09 MB)

The residual orbital eccentricity in close binaries - An application to millisecond binary pulsars p. 165
A. F. Lanza and M. Rodonò
Abstract | References | Full HTML | PDF file (252 KB) | PS file (197 KB)

$\delta$ Scuti stars in Praesepe - I. The STACC 1998 campaign -the photometry p. 175
S. Frandsen, A. Pigulski, J. Nuspl, M. Breger, J. A. Belmonte, T. H. Dall, T. Arentoft, C. Sterken, T. Medupe, S. K. Gupta, F. J. G. Pinheiro, M. J. P. F. G. Monteiro, C. Barban, M. Chevreton, E. Michel, J. M. Benko, Sz. Barcza, R. Szabó, Z. Kolaczkowski, G. Kopacki and S. N. Udovichenko
Abstract | References | Full HTML | PDF file (775 KB) | PS file (737 KB)

Carbon Monoxide in type II supernovae p. 188
J. Spyromilio, B. Leibundgut and R. Gilmozzi
Abstract | References | Full HTML | PDF file (204 KB) | PS file (143 KB)

Dust in brown dwarfs - I. Dust formation under turbulent conditions on microscopic scales p. 194
Ch. Helling, M. Oevermann, M. J. H. Lüttke, R. Klein and E. Sedlmayr
Abstract | References | Full HTML | PDF file (2.47 MB) | PS file (2.67 MB)

Multicolor photometry of the Vela pulsar p. 213
R. P. Mignani and P. A. Caraveo
Abstract | References | Full HTML | PDF file (124 KB) | PS file (129 KB)

One-sided jet at milliarcsecond scales in LS I +61 $^{\circ}$ 303 p. 217
M. Massi, M. Ribó, J. M. Paredes, M. Peracaula and R. Estalella
Abstract | References | Full HTML | PDF file (173 KB) | PS file (235 KB)

Cyclicities in the light variations of S Doradus stars - III. P Cygni p. 224
M. de Groot, C. Sterken and A. M. van Genderen
Abstract | References | Full HTML | PDF file (518 KB) | PS file (434 KB)

Heavy element abundances in cool dwarf stars: An implication for the evolution of the Galaxy p. 232
L. Mashonkina and T. Gehren
Abstract | References | Full HTML | PDF file (335 KB) | PS file (226 KB)

Diffuse matter in space

The plerion nebula in IC 443: The XMM-Newton view p. 248
F. Bocchino and A. M. Bykov
Abstract | References | Full HTML | PDF file (361 KB) | PS file (666 KB)

Ice absorption features in the 5-8 $\mu$ m region toward embedded protostars p. 254
J. V. Keane, A. G. G. M. Tielens, A. C. A. Boogert, W. A. Schutte and D. C. B. Whittet
Abstract | References | Full HTML | PDF file (843 KB) | PS file (418 KB)

Star formation in the bright rimmed globule IC 1396N p. 271
C. Codella, R. Bachiller, B. Nisini, P. Saraceno and L. Testi
Abstract | References | Full HTML | PDF file (895 KB) | PS file (878 KB)

The sun

MHD simulation of the three-dimensional structure of the heliospheric current sheet p. 288
P. L. Israelevich, T. I. Gombosi, A. I. Ershkovich, K. C. Hansen, C. P. T. Groth, D. L. DeZeeuw and K. G. Powell
Abstract | References | Full HTML | PDF file (325 KB) | PS file (902 KB)

Oscillations in an active region filament: Observations and comparison with MHD waves p. 292
S. Régnier, J. Solomon and J. C. Vial
Abstract | References | Full HTML | PDF file (341 KB) | PS file (982 KB)

The solar system

Interpretation of lightcurves of precessing asteroids p. 302
M. Kaasalainen
Abstract | References | Full HTML | PDF file (200 KB) | PS file (209 KB)

Photometric and spectroscopic observations of Sycorax, satellite of Uranus p. 310
J. Romon, C. de Bergh, M. A. Barucci, A. Doressoundiram, J.-G. Cuby, A. Le Bras, S. Douté and B. Schmitt
Abstract | References | Full HTML | PDF file (191 KB) | PS file (163 KB)

A study of the original orbits of "hyperbolic" comets p. 316
M. Królikowska
Abstract | References | Full HTML | PDF file (173 KB) | PS file (161 KB)

Celestial mechanics and astrometry

M2000: An astrometric catalog in the Bordeaux Carte du Ciel zone $\mathsf{+11\degr \leq \delta \leq +18\degr}$ p. 325
M. Rapaport, J.-F. Le Campion, C. Soubiran, G. Daigne, J.-P. Périé, F. Bosq, J. Colin, J.-M. Desbats, C. Ducourant, J.-M. Mazurier, G. Montignac, N. Ralite, Y. Réquième and B. Viateau
Abstract | References | Full HTML | PDF file (327 KB) | PS file (453 KB)

Physical and chemical processes

Suggestions for an interstellar cyclopropene search p. 333
A. K. Sharma and S. Chandra
Abstract | References | Full HTML | PDF file (117 KB) | PS file (247 KB)

Numerical hydrodynamics with a parallel integrated chemistry - II. The interaction of a stellar jet with a molecular cloud p. 336
A. J. Lim, J. M. C. Rawling and D. A. Williams
Abstract | References | Full HTML | PDF file (886 KB) | PS file (869 KB)

Hyperfine anomalies in the ammonia (1,1) inversion transition: Can they be a tracer of systematic motion? p. 348
Y.-S. Park
Abstract | References | Full HTML | PDF file (276 KB) | PS file (171 KB)

Atomic and molecular data

Collisional rates for vib-rotational transitions in diatomic molecules p. 356
S. Chandra and A. K. Sharma
Abstract | References | Full HTML | PDF file (95.6 KB) | PS file (105 KB)

Instruments, observational techniques and data processing

Definition of the Flexible Image Transport System (FITS) p. 359
R. J. Hanisch, A. Farris, E. W. Greisen, W. D. Pence, B. M. Schlesinger, P. J. Teuben, R. W. Thompson and A. Warnock III
Abstract | References | Full HTML | PDF file (268 KB) | PS file (227 KB)

Astronomy and Astrophysics