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	Astronomy and Astrophysics
	Vol. 397 No. 1 (January I 2003)
Cover illustration: HCG31: Velocity fields of the component galaxies (Richer, M.G., et al., p. 101)

Letters
• Signatures of SN Ia in the galactic thick disk - Observational evidence from -elements in 67 dwarf stars in the solar neighbourhood     p. L1
  S. Feltzing, T. Bensby and I. Lundström
  Abstract | References  |  Full HTML  |  PDF file (227 KB)  |  PS file (316 KB)



Astrophysical processes
• Decomposition dynamics of interstellar HCNH: Ab-initio MO and RRKM studies     p. 1
  H. Tachikawa, T. Iyama and T. Fukuzumi
  Abstract | References  |  Full HTML  |  PDF file (166 KB)  |  PS file (511 KB)



• Ly- photon induced amorphization of Ic water ice at 16 Kelvin - Effects and quantitative comparison with ion irradiation     p. 7
  G. Leto and G. A. Baratta
  Abstract | References  |  Full HTML  |  PDF file (983 KB)  |  PS file (318 KB)



• Analytic calculation of the parallel mean free path of heliospheric cosmic rays - II. Dynamical magnetic slab turbulence and random sweeping slab turbulence with finite wave power at small wavenumbers     p. 15
  A. Teufel and R. Schlickeiser
  Abstract | References  |  Full HTML  |  PDF file (436 KB)  |  PS file (171 KB)



Cosmology (including clusters of galaxies)
• The non-thermal Sunyaev-Zel'dovich effect in clusters of galaxies     p. 27
  S. Colafrancesco, P. Marchegiani and E. Palladino
  Abstract | References  |  Full HTML  |  PDF file (867 KB)  |  PS file (294 KB)



• The diffuse radio emission from the Coma cluster at 2.675 GHz and 4.85 GHz     p. 53
  M. Thierbach, U. Klein and R. Wielebinski
  Abstract | References  |  Full HTML  |  PDF file (1.65 MB)  |  PS file (977 KB)



• The mass function of the Las Campanas loose groups of galaxies     p. 63
  P. Heinämäki, J. Einasto, M. Einasto, E. Saar, D. L. Tucker and V. Müller
  Abstract | References  |  Full HTML  |  PDF file (766 KB)  |  PS file (205 KB)



Extragalactic astronomy
• Modeling the emission line sequence of galaxies     p. 71
  G. Stasinska and Y. Izotov
  Abstract | References  |  Full HTML  |  PDF file (1.06 MB)  |  PS file (233 KB)



• Dust and molecules in the Local Group galaxy NGC 6822 - III. The first-ranked HII region complex Hubble V     p. 87
  F. P. Israel, F. Baas, R. J. Rudy, E. D. Skillman and C. E. Woodward
  Abstract | References  |  Full HTML  |  PDF file (458 KB)  |  PS file (388 KB)



• Is HCG 31 undergoing a merger or a fly-by interaction?     p. 99
  M. G. Richer, L. Georgiev, M. Rosado, A. Bullejos, M. Valdez-Gutiérrez and D. Dultzin-Hacyan
  Abstract | References  |  Full HTML  |  PDF file (390 KB)  |  PS file (325 KB)



• The bends in the slopes of radial abundance gradients in the disks of spiral galaxies - Do they exist?     p. 109
  L. S. Pilyugin
  Abstract | References  |  Full HTML  |  PDF file (173 KB)  |  PS file (87.8 KB)



• The Type Ia Supernova 2001V in NGC 3987     p. 115
  J. Vinkó, I. B. Bíró, B. Csák, Sz. Csizmadia, A. Derekas, G. Furész, Z. Heiner, K. Sárneczky, B. Sipocz, Gy. Szabó, R. Szabó, K. Sziládi and K. Szatmáry
  Abstract | References  |  Full HTML  |  PDF file (307 KB)  |  PS file (303 KB)



• On the central black hole mass in Mkn 501     p. 121
  F. M. Rieger and K. Mannheim
  Abstract | References  |  Full HTML  |  PDF file (158 KB)  |  PS file (90.9 KB)



• The HST survey of the B2 sample of radio galaxies: Detection of two optical jets     p. 127
  P. Parma, H. R. de Ruiter, A. Capetti, R. Fanti, R. Morganti, M. Bondi, R. A. Laing and J. R. Canvin
  Abstract | References  |  Full HTML  |  PDF file (234 KB)  |  PS file (155 KB)



Galactic structure, stellar clusters and populations
• Star-forming complexes and the spiral structure of our Galaxy     p. 133
  D. Russeil
  Abstract | References  |  Full HTML  |  PDF file (620 KB)  |  PS file (218 KB)



• The stellar activity-rotation relationship revisited: Dependence of saturated and non-saturated X-ray emission regimes on stellar mass for late-type dwarfs     p. 147
  N. Pizzolato, A. Maggio, G. Micela, S. Sciortino and P. Ventura
  Abstract | References  |  Full HTML  |  PDF file (1.06 MB)  |  PS file (2.16 MB)  |  Online Material



• Multiplicity among solar-type stars - III. Statistical properties of the F7-K binaries with periods up to 10 years     p. 159
  J. L. Halbwachs, M. Mayor, S. Udry and F. Arenou
  Abstract | References  |  Full HTML  |  PDF file (567 KB)  |  PS file (180 KB)



• A Catalogue of infrared star clusters and stellar groups     p. 177
  E. Bica, C. M. Dutra and B. Barbuy
  Abstract | References  |  Full HTML  |  PDF file (128 KB)  |  PS file (82.8 KB)



Interstellar and circumstellar matter
• Multitransitional observations of the CS core of L673     p. 181
  O. Morata, J. M. Girart and R. Estalella
  Abstract | References  |  Full HTML  |  PDF file (457 KB)  |  PS file (273 KB)



• Interstellar extinction in the open clusters towards galactic longitude around 130     p. 191
  A. K. Pandey, K. Upadhyay, Y. Nakada and K. Ogura
  Abstract | References  |  Full HTML  |  PDF file (1.27 MB)  |  PS file (609 KB)



• Dust emission from inhomogeneous interstellar clouds: Radiative transfer in 3D with transiently heated particles     p. 201
  M. Juvela and P. Padoan
  Abstract | References  |  Full HTML  |  PDF file (665 KB)  |  PS file (518 KB)



• A radio catalog of Galactic HII regions for applications from decimeter to millimeter wavelengths     p. 213
  R. Paladini, C. Burigana, R. D. Davies, D. Maino, M. Bersanelli, B. Cappellini, P. Platania and G. Smoot
  Abstract | References  |  Full HTML  |  PDF file (337 KB)  |  PS file (1.58 MB)



• Near and Mid-infrared images of the massive star forming complex G9.62+0.19     p. 227
  P. Persi, M. Tapia, M. Roth, A. R. Marenzi, L. Testi and L. Vanzi
  Abstract | References  |  Full HTML  |  PDF file (922 KB)  |  PS file (2.79 MB)



Stellar structure and evolution
• The eclipsing millisecond pulsar PSR J1740-5340 and its red straggler companion     p. 237
  J. A. Orosz and M. H. van Kerkwijk
  Abstract | References  |  Full HTML  |  PDF file (640 KB)  |  PS file (309 KB)



• X-ray properties of 4U 1543-624     p. 249
  J. Schultz
  Abstract | References  |  Full HTML  |  PDF file (267 KB)  |  PS file (187 KB)



Stellar atmospheres
• Chemical compositions of four barium stars     p. 257
  Y. C. Liang, G. Zhao, Y. Q. Chen, H. M. Qiu and B. Zhang
  Abstract | References  |  Full HTML  |  PDF file (243 KB)  |  PS file (122 KB)  |  Online Material



• On the relationship between the mercury-manganese stars and the metallic-lined stars     p. 267
  Saul J. Adelman, A. S. Adelman and O. I. Pintado
  Abstract | References  |  Full HTML  |  PDF file (152 KB)  |  PS file (191 KB)



• Mg, Ba and Eu abundances in thick disk and halo stars     p. 275
  L. Mashonkina, T. Gehren, C. Travaglio and T. Borkova
  Abstract | References  |  Full HTML  |  PDF file (278 KB)  |  PS file (128 KB)



• Simultaneous optical and X-ray observations of flares and rotational modulation on the RS CVn binary HR 1099 (V711 Tau) from the MUSICOS 1998 campaign     p. 285
  D. García-Alvarez, B. H. Foing, D. Montes, J. Oliveira, J. G. Doyle, S. Messina, A. F. Lanza, M. Rodonò, J. Abbott, T. D. C. Ash, I. K. Baldry, T. R. Bedding, D. A. H. Buckley, J. Cami, H. Cao, C. Catala, K. P. Cheng, A. Domiciano de Souza Jr, J.-F. Donati, A.-M. Hubert, E. Janot-Pacheco, J. X. Hao, L. Kaper, A. Kaufer, N. V. Leister, J. E. Neff, C. Neiner, S. Orlando, S. J. O'Toole, D. Schäfer, S. J. Smartt, O. Stahl, J. Telting and S. Tubbesing
  Abstract | References  |  Full HTML  |  PDF file (1.94 MB)  |  PS file (717 KB)



The Sun
• Magnetic twist and writhe of active regions - On the origin of deformed flux tubes     p. 305
  M. C. López Fuentes, P. Démoulin, C. H. Mandrini, A. A. Pevtsov and L. van Driel-Gesztelyi
  Abstract | References  |  Full HTML  |  PDF file (449 KB)  |  PS file (344 KB)



Planets and planetary systems
• Meteor showers associated with the near-Earth asteroid (2101) Adonis     p. 319
  P. B. Babadzhanov
  Abstract | References  |  Full HTML  |  PDF file (118 KB)  |  PS file (159 KB)



• Thermal observations of MUSES-C mission target (25143) 1998 SF     p. 325
  T. Sekiguchi, M. Abe, H. Boehnhardt, B. Dermawan, O. R. Hainaut and S. Hasegawa
  Abstract | References  |  Full HTML  |  PDF file (194 KB)  |  PS file (120 KB)



• CCD photometry of distant comets. III - Ensemble properties of Jupiter-family comets     p. 329
  S. C. Lowry, A. Fitzsimmons and S. Collander-Brown
  Abstract | References  |  Full HTML  |  PDF file (394 KB)  |  PS file (190 KB)



Celestial mechanics and astrometry
• An extension of Herschel's method for dense and extensive catalogues - Application to the determination of solar motion     p. 345
  C. Abad, K. Vieira, A. Bongiovanni, L. Romero and B. Vicente
  Abstract | References  |  Full HTML  |  PDF file (497 KB)  |  PS file (1.38 MB)



• An upgraded theory for Helene, Telesto, and Calypso     p. 353
  P. Oberti and A. Vienne
  Abstract | References  |  Full HTML  |  PDF file (152 KB)  |  PS file (90.6 KB)



Instruments, observational techniques, and data processing
• 15 colour photometry of the Landolt SA95 standard star field     p. 361
  Xu Zhou, Zhaoji Jiang, Jun Ma, Suijian Xue, Hong Wu, Jiansheng Chen, Jin Zhu, Weihsin Sun and R. A. Windhorst
  Abstract | References  |  Full HTML  |  PDF file (1.21 MB)  |  PS file (1.20 MB)



• Yet another object detection application (YODA) - Object detection and photometry for multi-band imaging data     p. 371
  N. Drory
  Abstract | References  |  Full HTML  |  PDF file (382 KB)  |  PS file (444 KB)

© ESO 2003