Astronomy and Astrophysics
	Vol. 490 No. 2 (November I 2008)
Cover illustration: NGC 6946, optical and HI image on the same scale (R. Boomsma, et al., p. 557)

• This week in A&A
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Editorial

• English language editing at A&A     p. E19
  J. Adams, C. Halliday, A. Mednick, M. Usdin, C. Bertout, and M. Walmsley
  Abstract | Full HTML | PDF file (81.00 KB) | PS file (33.19 KB)



Letters


• An occultation event in the nucleus of the planetary nebula M 2-29     p. L7
  M. Hajduk, A. A. Zijlstra, and K. Gesicki
  Abstract | Full HTML | PDF file (295.3 KB) | PS file (114.0 KB) | References




• Prograde and retrograde atmospheric rotation of cloud-covered terrestrial planets - Significance of astronomical parameters in the middle atmosphere     p. L11
  M. Yamamoto and M. Takahashi
  Abstract | Full HTML | PDF file (853.4 KB) | PS file (2.022 MB) | References | Online Material




• Cavities in inner disks: the GM Aurigae case     p. L15
  A. Dutrey, S. Guilloteau, V. Piétu, E. Chapillon, F. Gueth, T. Henning, R. Launhardt, Y. Pavlyuchenkov, K. Schreyer, and D. Semenov
  Abstract | Full HTML | PDF file (165.9 KB) | PS file (142.7 KB) | References



Astrophysical processes
• A new equation for the mid-plane potential of power law discs - II. Exact solutions and approximate formulae     p. 477
  J.-M. Huré, F. Hersant, C. Carreau, and J.-P. Busset
  Abstract | Full HTML | PDF file (421.0 KB) | PS file (1.208 MB) | References



• Efficiency of the centrifugally induced curvature drift instability in AGN winds     p. 487
  Z. Osmanov
  Abstract | Full HTML | PDF file (172.2 KB) | PS file (114.4 KB) | References



• On the linear theory of Kelvin-Helmholtz instabilities of relativistic magnetohydrodynamic planar flows     p. 493
  Z. Osmanov, A. Mignone, S. Massaglia, G. Bodo, and A. Ferrari
  Abstract | Full HTML | PDF file (295.5 KB) | PS file (249.2 KB) | References



• High accretion rates in magnetised Keplerian discs mediated by a Parker instability driven dynamo     p. 501
  A. Johansen and Y. Levin
  Abstract | Full HTML | PDF file (655.1 KB) | PS file (587.1 KB) | References


Research Note

• Inverse Compton gamma-ray models for remnants of Galactic type Ia supernovae?     p. 515
  H. J. Völk, L. T. Ksenofontov, and E. G. Berezhko
  Abstract | Full HTML | PDF file (144.1 KB) | PS file (73.02 KB) | References



Cosmology (including clusters of galaxies)
• Effects of primordial chemistry on the cosmic microwave background     p. 521
  D. R. G. Schleicher, D. Galli, F. Palla, M. Camenzind, R. S. Klessen, M. Bartelmann, and S. C. O. Glover
  Abstract | Full HTML | PDF file (467.7 KB) | PS file (212.3 KB) | References



• The complex galaxy cluster Abell 514: New results obtained with the XMM-Newton satellite     p. 537
  J. Weratschnig, M. Gitti, S. Schindler, and K. Dolag
  Abstract | Full HTML | PDF file (898.1 KB) | PS file (2.677 MB) | References



• The infrared luminosity of galaxy clusters     p. 547
  M. Giard, L. Montier, E. Pointecouteau, and E. Simmat
  Abstract | Full HTML | PDF file (206.0 KB) | PS file (85.28 KB) | References



Extragalactic astronomy
• HI holes and high-velocity clouds in the spiral galaxy NGC 6946     p. 555
  R. Boomsma, T. A. Oosterloo, F. Fraternali, J. M. van der Hulst, and R. Sancisi
  Abstract | Full HTML | PDF file (2.975 MB) | PS file (10.99 MB) | References



• The relationship between gas content and star formation rate in spiral galaxies. Comparing the local field with the Virgo cluster     p. 571
  M. Fumagalli and G. Gavazzi
  Abstract | Full HTML | PDF file (624.4 KB) | PS file (1.180 MB) | References



• The colour of the narrow line Sy1-blazar 0324+3410     p. 583
  S. Antón, I. W. A. Browne, and M. J. Marchã
  Abstract | Full HTML | PDF file (1.374 MB) | PS file (2.336 MB) | References



• VIMOS-VLT integral field kinematics of the giant low surface brightness galaxy ESO 323-G064     p. 589
  L. Coccato, R. A. Swaters, V. C. Rubin, S. D'Odorico, and S. S. McGaugh
  Abstract | Full HTML | PDF file (412.1 KB) | PS file (257.2 KB) | References



Galactic structure, stellar clusters, and populations
• Optical spectroscopy of X-ray sources in the Taurus molecular cloud: discovery of ten new pre-main sequence stars     p. 601
  L. Scelsi, G. Sacco, L. Affer, C. Argiroffi, I. Pillitteri, A. Maggio, and G. Micela
  Abstract | Full HTML | PDF file (488.3 KB) | PS file (246.2 KB) | References



• Galactic abundance gradients from Cepheids - On the iron abundance gradient around 10–12 kpc     p. 613
  B. Lemasle, P. François, A. Piersimoni, S. Pedicelli, G. Bono, C. D. Laney, F. Primas, and M. Romaniello
  Abstract | Full HTML | PDF file (265.3 KB) | PS file (133.2 KB) | References



• Spectroscopic and photometric evidence of two stellar populations in the Galactic globular cluster NGC 6121 (M 4)     p. 625
  A. F. Marino, S. Villanova, G. Piotto, A. P. Milone, Y. Momany, L. R. Bedin, and A. M. Medling
  Abstract | Full HTML | PDF file (1.254 MB) | PS file (403.1 KB) | References



• Combined Chandra, XMM-Newton, and Hubble Space Telescope observations of the Galactic globular cluster NGC 2808     p. 641
  M. Servillat, A. Dieball, N. A. Webb, C. Knigge, R. Cornelisse, D. Barret, K. S. Long, M. M. Shara, and D. R. Zurek
  Abstract | Full HTML | PDF file (1.752 MB) | PS file (2.777 MB) | References | Online Material



Interstellar and circumstellar matter
• Characterizing star formation activity in infrared dark cloud MSXDC G048.65-00.29     p. 655
  M. H. D. van der Wiel and R. F. Shipman
  Abstract | Full HTML | PDF file (2.103 MB) | PS file (5.589 MB) | References



• The 6.2 band position in laboratory and astrophysical spectra: a tracer of the aliphatic to aromatic evolution of interstellar carbonaceous dust     p. 665
  T. Pino, E. Dartois, A.-T. Cao, Y. Carpentier, Th. Chamaillé, R. Vasquez, A. P. Jones, L. d'Hendecourt, and Ph. Bréchignac
  Abstract | Full HTML | PDF file (597.7 KB) | PS file (6.384 MB) | References



• HK-band imaging polarimetry and radiative transfer modeling of the massive young stellar object CRL 2136     p. 673
  K. Murakawa, T. Preibisch, S. Kraus, and G. Weigelt
  Abstract | Full HTML | PDF file (1.443 MB) | PS file (2.431 MB) | References



• Discovery of a VHE gamma-ray source coincident with the supernova remnant CTB 37A     p. 685
  F. Aharonian, A. G. Akhperjanian, U. Barres de Almeida, A. R. Bazer-Bachi, B. Behera, M. Beilicke, W. Benbow 
, K. Bernlöhr, C. Boisson 
, V. Borrel, I. Braun, E. Brion, J. Brucker, R. Bühler, T. Bulik, I. Büsching, T. Boutelier, S. Carrigan, P. M. Chadwick, R. Chaves, L.-M. Chounet, A. C. Clapson, G. Coignet, R. Cornils, L. Costamante, M. Dalton, B. Degrange, H. J. Dickinson, A. Djannati-Ataï, W. Domainko, L. O'C. Drury, F. Dubois, G. Dubus, J. Dyks, K. Egberts, D. Emmanoulopoulos, P. Espigat, C. Farnier, F. Feinstein, A. Fiasson, A. Förster, G. Fontaine 
, S. Funk, M. Füßling, S. Gabici, Y. A. Gallant, B. Giebels, J. F. Glicenstein, B. Glück, P. Goret, C. Hadjichristidis, D. Hauser, M. Hauser, G. Heinzelmann, G. Henri, G. Hermann, J. A. Hinton, A. Hoffmann, W. Hofmann, M. Holleran, S. Hoppe, D. Horns, A. Jacholkowska, O. C. de Jager, I. Jung, K. Katarzyński, S. Kaufmann, E. Kendziorra, M. Kerschhaggl, D. Khangulyan, B. Khélifi, D. Keogh, Nu. Komin, K. Kosack, G. Lamanna, I. J. Latham 
, M. Lemoine-Goumard, J.-P. Lenain, T. Lohse, J. M. Martin, O. Martineau-Huynh, A. Marcowith, C. Masterson, D. Maurin 
, T. J. L. McComb, R. Moderski, E. Moulin, H. Nakajima, M. Naumann-Godo, M. de Naurois, D. Nedbal, D. Nekrassov, S. J. Nolan, S. Ohm, J.-P. Olive, E. de Oña Wilhelmi, K. J. Orford, J. L. Osborne, M. Ostrowski, M. Panter, G. Pedaletti, G. Pelletier, P.-O. Petrucci, S. Pita, G. Pühlhofer, M. Punch, A. Quirrenbach 
, B. C. Raubenheimer, M. Raue, S. M. Rayner, O. Reimer, M. Renaud, F. Rieger, J. Ripken, L. Rob 
, S. Rosier-Lees, G. Rowell, B. Rudak, J. Ruppel, V. Sahakian, A. Santangelo 
, R. Schlickeiser, F. M. Schöck, R. Schröder, U. Schwanke, S. Schwarzburg, S. Schwemmer, A. Shalchi, J. L. Skilton, H. Sol, D. Spangler, Ł. Stawarz, R. Steenkamp, C. Stegmann, G. Superina, P. H. Tam, J.-P. Tavernet, R. Terrier, O. Tibolla, C. van Eldik, G. Vasileiadis, C. Venter, J. P. Vialle, P. Vincent, M. Vivier, H. J. Völk, F. Volpe, S. J. Wagner, M. Ward, A. A. Zdziarski, and A. Zech
  Abstract | Full HTML | PDF file (1.498 MB) | PS file (12.49 MB) | References



• SiO line emission from interstellar jets and outflows: silicon-containing mantles and non-stationary shock waves     p. 695
  A. Gusdorf, G. Pineau des Forêts, S. Cabrit, and D. R. Flower
  Abstract | Full HTML | PDF file (3.469 MB) | PS file (2.088 MB) | References | Online Material



• OVI in the local interstellar medium: FUSE observations towards B-stars within 200 pc     p. 707
  B. Y. Welsh and R. Lallement
  Abstract | Full HTML | PDF file (847.3 KB) | PS file (1012 KB) | References



• Abundances of planetary nebulae NGC 3242 and NGC 6369     p. 715
  S. R. Pottasch and J. Bernard-Salas
  Abstract | Full HTML | PDF file (187.3 KB) | PS file (73.27 KB) | References



• SPITZER survey of dust grain processing in stable discs around binary post-AGB stars     p. 725
  C. Gielen, H. Van Winckel, M. Min, L. B. F. M. Waters, and T. Lloyd Evans
  Abstract | Full HTML | PDF file (1.323 MB) | PS file (646.5 KB) | References | Online Material



Stellar structure and evolution
• New triple systems in the RasTyc sample of stellar X-ray sources     p. 737
  A. Klutsch, A. Frasca, P. Guillout, R. Freire Ferrero, E. Marilli, G. Mignemi, and K. Biazzo
  Abstract | Full HTML | PDF file (702.9 KB) | PS file (411.8 KB) | References | Online Material



• Direct numerical simulations of the -mechanism - II. Nonlinear saturation and the Hertzsprung progression     p. 743
  T. Gastine and B. Dintrans
  Abstract | Full HTML | PDF file (664.8 KB) | PS file (1.128 MB) | References



• Multi-telescope timing of PSR J1518+4904     p. 753
  G. H. Janssen, B. W. Stappers, M. Kramer, D. J. Nice, A. Jessner, I. Cognard, and M. B. Purver
  Abstract | Full HTML | PDF file (525.4 KB) | PS file (284.7 KB) | References


Research Note

• Binarity at the L/T brown dwarf transition - Adaptive optics search for companions     p. 763
  B. Goldman, H. Bouy, M. R. Zapatero Osorio, M. B. Stumpf, W. Brandner, and T. Henning
  Abstract | Full HTML | PDF file (704.4 KB) | PS file (1.267 MB) | References



• Evolution and nucleosynthesis of extremely metal-poor and metal-free low- and intermediate-mass stars - I. Stellar yield tables and the CEMPs     p. 769
  S. W. Campbell and J. C. Lattanzio
  Abstract | Full HTML | PDF file (1.415 MB) | PS file (496.1 KB) | References



• Atomic diffusion and mixing in old stars - II. Observations of stars in the globular cluster NGC 6397 with VLT/FLAMES-GIRAFFE     p. 777
  K. Lind, A. J. Korn, P. S. Barklem, and F. Grundahl
  Abstract | Full HTML | PDF file (704.8 KB) | PS file (2.570 MB) | References | Online Material



• The nature of the methanol maser ring G23.657-00.127 - I. The distance through trigonometric parallax measurements     p. 787
  A. Bartkiewicz, A. Brunthaler, M. Szymczak, H. J. van Langevelde, and M. J. Reid
  Abstract | Full HTML | PDF file (345.0 KB) | PS file (222.4 KB) | References



Stellar atmospheres
• Magnetic field measurements of O stars with FORS 1 at the VLT     p. 793
  S. Hubrig, M. Schöller, R. S. Schnerr, J. F. González, R. Ignace, and H. F. Henrichs
  Abstract | Full HTML | PDF file (358.7 KB) | PS file (245.0 KB) | References



• High-resolution X-ray spectroscopy of  Carinae     p. 801
  Y. Nazé and G. Rauw
  Abstract | Full HTML | PDF file (240.5 KB) | PS file (171.5 KB) | References


Research Note

• Determining parameters of cool giant stars by modeling spectrophotometric and interferometric observations using the SATLAS program     p. 807
  H. R. Neilson and J. B. Lester
  Abstract | Full HTML | PDF file (294.2 KB) | PS file (93.86 KB) | References



The Sun
• Dynamics of coronal mass ejections - The mass-scaling of the aerodynamic drag     p. 811
  B. Vršnak, D. Vrbanec, and J. Čalogović
  Abstract | Full HTML | PDF file (269.6 KB) | PS file (257.1 KB) | References



• Another forbidden solar oxygen abundance: the [O I] 5577 Å line     p. 817
  J. Meléndez and M. Asplund
  Abstract | Full HTML | PDF file (288.5 KB) | PS file (81.93 KB) | References



• Highly ionized Fe X-ray lines at energies 7.7–8.6 keV     p. 823
  K. J. H. Phillips
  Abstract | Full HTML | PDF file (305.4 KB) | PS file (149.7 KB) | References



Planets and planetary systems
• Rotational properties of Centaurs and Trans-Neptunian Objects - Lightcurves and densities     p. 829
  E. Dotto, D. Perna, M. A. Barucci, A. Rossi, C. de Bergh, A. Doressoundiram, and S. Fornasier
  Abstract | Full HTML | PDF file (135.9 KB) | PS file (87.00 KB) | References



• Collisional and dynamical evolution of Plutinos     p. 835
  G. C. de Elía, A. Brunini, and R. P. Di Sisto
  Abstract | Full HTML | PDF file (593.2 KB) | PS file (1.147 MB) | References



• Radio emission from exoplanets: the role of the stellar coronal density and magnetic field strength     p. 843
  M. Jardine and A. C. Cameron
  Abstract | Full HTML | PDF file (734.3 KB) | PS file (498.7 KB) | References



• Behavior of the reflection function of a plane-parallel medium for directions of incidence and reflection tending to horizontal directions     p. 853
  J. W. Hovenier and D. M. Stam
  Abstract | Full HTML | PDF file (191.1 KB) | PS file (332.1 KB) | References



Astronomical instrumentation


• SYMPA, a dedicated instrument for Jovian seismology - II. Real performance and first results     p. 859
  P. Gaulme, F. X. Schmider, J. Gay, C. Jacob, M. Alvarez, M. Reyes-Ruiz, J. A. Belmonte, E. Fossat, F. Jeanneaux, and J.-C. Valtier
  Abstract | Full HTML | PDF file (1.034 MB) | PS file (3.515 MB) | References



Numerical methods and codes


• A 3D radiative transfer framework - III. Periodic boundary conditions     p. 873
  P. H. Hauschildt and E. Baron
  Abstract | Full HTML | PDF file (728.2 KB) | PS file (9.258 MB) | References

© ESO 2008