Astronomy and Astrophysics ISSN: 1432-0746 Table of Contents Volume 325 Number 2 (1997) Letters to the Editor Hard Xray detection of NGC 1068 with BeppoSAX G. Matt, M. Guainazzi, F. Frontera, L. Bassani, W.N. Brandt, A.C. Fabian, F. Fiore, F. Haardt, K. Iwasawa, R. Maiolino, G. Malaguti, A. Marconi, A. Matteuzzi, S. Molendi, G.C. Perola, S. Piraino, and L. Piro Astron. Astrophys. 325, P L13-L16 (1997). Abstract Article in PDF (287 KB) | (gzipped) PostScript (173 KB) BeppoSAX observation of 3C273: broadband spectrum and detection of a low-energy absorption feature P. Grandi, M. Guainazzi, T. Mineo, A.N. Parmar, F. Fiore, A. Matteuzzi, F. Nicastro, G.C. Perola, L. Piro, M. Cappi, G. Cusumano, F. Frontera S. Giarrusso, E. Palazzi, and S. Piraino Astron. Astrophys. 325, P L17-L20 (1997). Abstract Article in PDF (263 KB) | (gzipped) PostScript (200 KB) Cosmology Abundance and clustering of QSOs in cosmic structure formation models Hong-Guang Bi and Li-Zhi Fang Astron. Astrophys. 325, P 433-438 (1997). Abstract Article in PDF (230 KB) | (gzipped) PostScript (154 KB) Non-linear dynamics and mass function of cosmic structures I. Analytical results Edouard Audit, Romain Teyssier, and Jean-Michel Alimi Astron. Astrophys. 325, P 439-449 (1997). Abstract Article in PDF (477 KB) | (gzipped) PostScript (371 KB) Extragalactic astronomy Origin of the IR continuum in the Circinus galaxy Ralf Siebenmorgen and Alan Moorwood Astron. Astrophys. 325, P 450-456 (1997). Abstract Article in PDF (234 KB) | (gzipped) PostScript (267 KB) A UBV / variability / proper motion QSO survey from Schmidt plates I. Method and success rate R.-D. Scholz, H. Meusinger, and M. Irwin Astron. Astrophys. 325, P 457-472 (1997). Abstract Article in PDF (3131 KB) | (gzipped) PostScript (1302 KB) H I-deficiency in Hickson compact groups of galaxies W.K. Huchtmeier Astron. Astrophys. 325, P 473-478 (1997). Abstract Article in PDF (264 KB) | (gzipped) PostScript (216 KB) VLBA polarimetric observations of 3C 286 at 5 GHz W.D. Cotton, C. Fanti, R. Fanti, D. Dallacasa, A.R. Foley, R.T. Schilizzi, and R.E. Spencer Astron. Astrophys. 325, P 479-483 (1997). Abstract Article in PDF (978 KB) | (gzipped) PostScript (512 KB) The parsec-scale evolution of the superluminal quasar 1642+690 T. Venturi, T.J. Pearson, P.D. Barthel, and S.C. Unwin Astron. Astrophys. 325, P 484-492 (1997). Abstract Article in PDF (373 KB) | (gzipped) PostScript (643 KB) Dual frequency VLBI polarimetric observations of 3C138 W.D. Cotton, D. Dallacasa, C. Fanti, R. Fanti, A.R. Foley, R.T. Schilizzi, and R.E. Spencer Astron. Astrophys. 325, P 493-501 (1997). Abstract Article in PDF (1772 KB) | (gzipped) PostScript (774 KB) The local luminosity function of QSOs and Seyfert 1 nuclei T. Köhler, D. Groote, D. Reimers, and L. Wisotzki Astron. Astrophys. 325, P 502-510 (1997). Abstract Article in PDF (249 KB) | (gzipped) PostScript (146 KB) High resolution radio imaging of the extremely distant quasars 1251407, 1351018, 1354174 and 1508+572 S. Frey, L.I. Gurvits, K.I. Kellermann, R.T. Schilizzi, and I.I.K. Pauliny-Toth Astron. Astrophys. 325, P 511-515 (1997). Abstract Article in PDF (451 KB) | (gzipped) PostScript (234 KB) Sunyaev-Zeldovich effect measured towards Abell cluster A 2218 B. Uyanker, W. Reich, R. Schlickeiser, and R. Wielebinski Astron. Astrophys. 325, P 516-522 (1997). Abstract Article in PDF (442 KB) | (gzipped) PostScript (390 KB) Molecular gas in the barred spiral M 100 I. The IRAM 30m map M.J. Sempere and S. García-Burillo Astron. Astrophys. 325, P 769-781 (1997). Abstract Article in PDF (695 KB) | (gzipped) PostScript (696 KB) Galactic structure and dynamics The G dwarf metallicity distribution and the problem of stellar lifetimes lower than the disk age H.J. Rocha-Pinto and W.J. Maciel Astron. Astrophys. 325, P 523-528 (1997). Abstract Article in PDF (190 KB) | (gzipped) PostScript (143 KB) Stellar clusters and associations Lithium in M 67: evidence for spread in a solar age cluster L. Pasquini, S. Randich, and R. Pallavicini Astron. Astrophys. 325, P 535-541 (1997). Abstract Article in PDF (253 KB) | (gzipped) PostScript (154 KB) Formation, structure and evolution of stars Spectroscopic changes of the magnetic CP star  Equulei G. Scholz, G. Hildebrandt, H. Lehmann, and Yu.V. Glagolevskij Astron. Astrophys. 325, P 529-534 (1997). Abstract Article in PDF (262 KB) | (gzipped) PostScript (204 KB) Cold dust around HerbigHaro energy sources: morphology and new protostellar candidates R. Chini, Bo Reipurth, A. Sievers, D. Ward-Thompson, C.G.T. Haslam, E. Kreysa, and R. Lemke Astron. Astrophys. 325, P 542-550 (1997). Abstract Article in PDF (432 KB) | (gzipped) PostScript (275 KB) Detection of planetary spectral features of extrasolar planets through their circumstellar dust a Monte Carlo simulation O. Fischer and W. Pfau Astron. Astrophys. 325, P 551-558 (1997). Abstract Article in PDF (938 KB) | (gzipped) PostScript (1365 KB) Oscillations of BT Cancri in the Praesepe cluster L.M. Freyhammer, S.S. Larsen, and J.O. Petersen Astron. Astrophys. 325, P 559-562 (1997). Abstract Article in PDF (555 KB) | (gzipped) PostScript (244 KB) The  Scuti star  Tucanae II. uvby colour variations and pulsational/orbital properties C. Sterken Astron. Astrophys. 325, P 563-568 (1997). Abstract Article in PDF (361 KB) | (gzipped) PostScript (223 KB) Dust evolution in protoplanetary accretion disks Wolfgang Schmitt, Thomas Henning, and Rastislav Mucha Astron. Astrophys. 325, P 569-584 (1997). Abstract Article in PDF (457 KB) | (gzipped) PostScript (784 KB) Obscured Asymptotic Giant Branch stars in the Magellanic Clouds III. New IRAS counterparts Jacco Th. van Loon, Albert A. Zijlstra, Patricia A. Whitelock, L.B.F.M. Waters, Cecile Loup, and Norman R. Trams Astron. Astrophys. 325, P 585-600 (1997). Abstract Article in PDF (783 KB) | (gzipped) PostScript (420 KB) Spectroscopy of the dwarf nova CG Draconis Albert Bruch, Thomas Schimpke, and Alexander Kochsiek Astron. Astrophys. 325, P 601-608 (1997). Abstract Article in PDF (245 KB) | (gzipped) PostScript (524 KB) High-resolution imaging of the bipolar nebula Red Rectangle. Evidence for unstable mass transfer in a close binary system R. Osterbart, N. Langer, and G. Weigelt Astron. Astrophys. 325, P 609-612 (1997). Abstract Article in PDF (185 KB) | (gzipped) PostScript (292 KB) New proper motions of pre-main sequence stars in Taurus-Auriga S. Frink, S. Röser, R. Neuhäuser, M.F. Sterzik Astron. Astrophys. 325, P 613-622 (1997). Abstract Article in PDF (313 KB) | (gzipped) PostScript (200 KB) Phase resolved X-ray spectra of Vela X-1 P. Kretschmar, H. C. Pan, E. Kendziorra, M. Maisack, R. Staubert, G. K. Skinner, W. Pietsch, J. Trümper, V. Efremov, and R. Sunyaev Astron. Astrophys. 325, P 623-630 (1997). Abstract Article in PDF (486 KB) | (gzipped) PostScript (376 KB) Unusual increase in the 325 MHz flux density of PSR B0655+64 T.J. Galama, A.G. de Bruyn, J. van Paradijs, L. Hanlon, and K. Bennett Astron. Astrophys. 325, P 631-639 (1997). Abstract Article in PDF (427 KB) | (gzipped) PostScript (167 KB) Rapid follow-up ROSAT observation of GRB 940301 J. Greiner, N. Bade, K. Hurley, R.M. Kippen, and J. Laros Astron. Astrophys. 325, P 640-646 (1997). Abstract Article in PDF (173 KB) | (gzipped) PostScript (156 KB) Optical high-resolution spectroscopy of ROSAT detected late-type stars south of the Taurus molecular clouds R. Neuhäuser, G. Torres, M.F. Sterzik, and S. Randich Astron. Astrophys. 325, P 647-663 (1997). Abstract Article in PDF (748 KB) | (gzipped) PostScript (364 KB) The X-ray coronal emission of  Andromedae observed with ASCA and ROSAT A. Ortolani, A. Maggio, R. Pallavicini, S. Sciortino, J.J. Drake, and S.A. Drake Astron. Astrophys. 325, P 664-676 (1997). Abstract Article in PDF (802 KB) | (gzipped) PostScript (554 KB) Stellar atmospheres Inference of steady stellar wind v(r) laws from optically thin emission lines I. idealised analysis for the profile of a single line J.C. Brown, L.L. Richardson, J.P. Cassinelli, and R. Ignace Astron. Astrophys. 325, P 677-684 (1997). Abstract Article in PDF (239 KB) | (gzipped) PostScript (287 KB) Young Stellar Objects in Lynds 1641: a submillimetre continuum study A. Zavagno, S. Molinari, E. Tommasi, P. Saraceno, and M. Griffin Astron. Astrophys. 325, P 685-692 (1997). Abstract Article in PDF (252 KB) | (gzipped) PostScript (170 KB) Quantitative spectral classification based on photoelectric spectrum scanner measurements of F-K stars V. Malyuto and Th. Schmidt-Kaler Astron. Astrophys. 325, P 693-699 (1997). Abstract Article in PDF (257 KB) | (gzipped) PostScript (156 KB) Quantitative spectroscopy of the He I cluster in the Galactic center F. Najarro, A. Krabbe, R. Genzel, D. Lutz, R.P. Kudritzki, and D.J. Hillier Astron. Astrophys. 325, P 700-708 (1997). Abstract Article in PDF (524 KB) | (gzipped) PostScript (1122 KB) Chromospheric velocity fields in Orionis (M2 Iab) generated by stochastic shocks M. Cuntz Astron. Astrophys. 325, P 709-713 (1997). Abstract Article in PDF (148 KB) | (gzipped) PostScript (221 KB) Turbulence, mass loss and H emission by stochastic shocks in the hypergiant Cassiopeiae Cornelis  de  Jager, Alex  Lobel, and Garik  Israelian Astron. Astrophys. 325, P 714-724 (1997). Abstract Article in PDF (280 KB) | (gzipped) PostScript (527 KB) Diffuse matter in space (including H II regions and planetary nebulae) The disk-outflow system around the high-mass (proto)star IRAS 20126+4104 R. Cesaroni, M. Felli, L. Testi, C.M. Walmsley, and L. Olmi Astron. Astrophys. 325, P 725-744 (1997). Abstract Article in PDF (1288 KB) | (gzipped) PostScript (711 KB) The spatial orientations of bipolar nebulae J.P. Phillips Astron. Astrophys. 325, P 755-757 (1997). Abstract Article in PDF (102 KB) | (gzipped) PostScript (82 KB) Successive SiO shocks along the L 1448 jet axis A. Dutrey, S. Guilloteau, and R. Bachiller Astron. Astrophys. 325, P 758-768 (1997). Abstract Article in PDF (1664 KB) | (gzipped) PostScript (675 KB) The Sun Determination of the length of coronal loops from the decay of X-ray flares I. Solar flares observed with Yohkoh SXT F. Reale, R. Betta, G. Peres, S. Serio, and J. McTiernan Astron. Astrophys. 325, P 782-790 (1997). Abstract Article in PDF (264 KB) | (gzipped) PostScript (502 KB) The effect of spatially dependent heating on the thermal equilibria of coronal loops César A. Mendoza-Briceño and Alan W. Hood Astron. Astrophys. 325, P 791-802 (1997). Abstract Article in PDF (977 KB) | (gzipped) PostScript (791 KB) Emission of hydrogen lines by moving solar prominences C. Gontikakis, J.-C. Vial, and P. Gouttebroze Astron. Astrophys. 325, P 803-812 (1997). Abstract Article in PDF (614 KB) | (gzipped) PostScript (492 KB) On the radiative transfer in atmospheres with randomly distributed inhomogeneities A.G. Nikoghossian, S. Pojoga, and Z. Mouradian Astron. Astrophys. 325, P 813-818 (1997). Abstract Article in PDF (182 KB) | (gzipped) PostScript (284 KB) Speckle measurements of the centre-to-limb variation of the solar granulation V. Wilken, C.R. de Boer, C. Denker, and F. Kneer Astron. Astrophys. 325, P 819-824 (1997). Abstract Article in PDF (514 KB) | (gzipped) PostScript (1516 KB) Variations of the apparent solar semidiameter observed with the astrolabe of Santiago F. Noël Astron. Astrophys. 325, P 825-827 (1997). Abstract Article in PDF (116 KB) | (gzipped) PostScript (163 KB) The solar system Refined analysis of interplanetary H-Ly spectra obtained with the Hubble-Space Telescope GHRS spectrometer Horst Scherer, Hans J. Fahr, and John T. Clarke Astron. Astrophys. 325, P 745-754 (1997). Abstract Article in PDF (422 KB) | (gzipped) PostScript (324 KB) Interstellar gas filtration to the inner heliosphere under the selfconsistent influence of a pick-up ion modulated termination shock Th. Kausch and H.J. Fahr Astron. Astrophys. 325, P 828-838 (1997). Abstract Article in PDF (1081 KB) | (gzipped) PostScript (684 KB) Ion emission line profiles in cometary plasma tails H. Rauer, F. Roesler, F. Scherb, H.U. Schmidt, and R. Wegmann Astron. Astrophys. 325, P 839-846 (1997). Abstract Article in PDF (307 KB) | (gzipped) PostScript (745 KB) Physical and chemical processes Nonlinear self-consistent three-dimensional arcade-like solutions of the magnetohydrostatic equations T. Neukirch Astron. Astrophys. 325, P 847-856 (1997). Abstract Article in PDF (681 KB) | (gzipped) PostScript (1612 KB) Modified artificial viscosity in Smooth Particle Hydrodynamics M. Selhammar Astron. Astrophys. 325, P 857-865 (1997). Abstract Article in PDF (290 KB) | (gzipped) PostScript (1132 KB) The pair production spectrum from photon-photon annihilation M. Böttcher and R. Schlickeiser Astron. Astrophys. 325, P 866-879 (1997). Abstract Article in PDF (194 KB) | (gzipped) PostScript (134 KB) © European Southern Observatory (ESO) 1997 Online publication: September 9, 1997 helpdesk@link.springer.de