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Astronomy and Astrophysics

Vol. 460, No. 3 (December IV 2006)

Polar projection of ROSAT stars observed in SACY (C. A. O. Torres, et al., p. 697)
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-  Letters
Resolving the inner dust disks surrounding LkCa 15 and MWC 480 at mm wavelengths     p. L43
V. Piétu, A. Dutrey, S. Guilloteau, E. Chapillon, and J. Pety
DOI: http://dx.doi.org/10.1051/0004-6361:20065968
Abstract | Full HTML | PDF (138 KB) | PS (78.6 KB) | References | SIMBAD record | NASA ADS Abstract Service

High resolution observations of a starburst at z = 0.223: resolved CO(1–0) structure     p. L49
F. Combes, S. García-Burillo, J. Braine, E. Schinnerer, F. Walter, L. Colina, and M. Gerin
DOI: http://dx.doi.org/10.1051/0004-6361:20066559
Abstract | Full HTML | PDF (181 KB) | PS (422 KB) | References | SIMBAD record | NASA ADS Abstract Service

EIT and TRACE responses to flare plasma     p. L53
D. Tripathi, G. Del Zanna, H. E. Mason, and C. Chifor
DOI: http://dx.doi.org/10.1051/0004-6361:20066481
Abstract | Full HTML | PDF (1.81 MB) | PS (406 KB) | References | NASA ADS Abstract Service


-  Cosmology (including clusters of galaxies)
A simple analysis of halo density profiles using gravitational lensing time delays     p. 647
B. M. Dobke and L. J. King
DOI: http://dx.doi.org/10.1051/0004-6361:20065389
Abstract | Full HTML | PDF (470 KB) | PS (894 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Extragalactic astronomy
Properties of X-ray rich gamma ray bursts and X-ray flashes detected with BeppoSAX and Hete-2     p. 653
V. D'Alessio, L. Piro, and E. M. Rossi
DOI: http://dx.doi.org/10.1051/0004-6361:20054501
Abstract | Full HTML | PDF (265 KB) | PS (125 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Optical and near-infrared simultaneous observations of the BL Lacs PKS 2005-489 and PKS 2155-304     p. 665
T. P. Dominici, Z. Abraham, and A. L. Galo
DOI: http://dx.doi.org/10.1051/0004-6361:20053370
Abstract | Full HTML | PDF (337 KB) | PS (575 KB) | References | SIMBAD record | NASA ADS Abstract Service

Galaxy properties from voids to clusters in the SDSS-DR4     p. 673
G. Sorrentino, V. Antonuccio-Delogu, and A. Rifatto
DOI: http://dx.doi.org/10.1051/0004-6361:20065789
Abstract | Full HTML | PDF (206 KB) | PS (78.7 KB) | References | Online Material | NASA ADS Abstract Service

On the narrowband detection properties of high-redshift Lyman-alpha emitters     p. 681
M. Hayes and G. Östlin
DOI: http://dx.doi.org/10.1051/0004-6361:20065493
Abstract | Full HTML | PDF (329 KB) | PS (663 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  Galactic structure, stellar clusters, and populations
Search for associations containing young stars (SACY) - I. Sample and searching method     p. 695
C. A. O. Torres, G. R. Quast, L. da Silva, R. de la Reza, C. H. F. Melo, and M. Sterzik
DOI: http://dx.doi.org/10.1051/0004-6361:20065602
Abstract | Full HTML | PDF (586 KB) | PS (370 KB) | References | Online Material | Tables at CDS | SIMBAD record | NASA ADS Abstract Service


-  Interstellar and circumstellar matter
Searching for massive pre-stellar cores through observations of N2H+ and N2D+     p. 709
F. Fontani, P. Caselli, A. Crapsi, R. Cesaroni, S. Molinari, L. Testi, and J. Brand
DOI: http://dx.doi.org/10.1051/0004-6361:20066105
Abstract | Full HTML | PDF (472 KB) | PS (320 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

SiO and CH3CCH abundances and dust emission in high-mass star-forming cores     p. 721
O. Miettinen, J. Harju, L. K. Haikala, and C. Pomrén
DOI: http://dx.doi.org/10.1051/0004-6361:20064815
Abstract | Full HTML | PDF (905 KB) | PS (615 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Search for cold debris disks around M-dwarfs     p. 733
J.-F. Lestrade, M. C. Wyatt, F. Bertoldi, W. R. F. Dent, and K. M. Menten
DOI: http://dx.doi.org/10.1051/0004-6361:20065873
Abstract | Full HTML | PDF (215 KB) | PS (110 KB) | References | SIMBAD record | NASA ADS Abstract Service

Press Release
3.9 day orbital modulation in the TeV γ-ray flux and spectrum from the X-ray binary LS 5039     p. 743
F. Aharonian et al.
DOI: http://dx.doi.org/10.1051/0004-6361:20065940
Abstract | Full HTML | PDF (1.06 MB) | PS (1.09 MB) | References | SIMBAD record | NASA ADS Abstract Service


-  Stellar structure and evolution
First Doppler images of the very young K2-dwarf PW Andromedae = HD 1405     p. 751
K. G. Strassmeier and J. B. Rice
DOI: http://dx.doi.org/10.1051/0004-6361:20065242
Abstract | Full HTML | PDF (1.06 MB) | PS (413 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Asteroseismology and evolutionary status of Procyon A     p. 759
J. Provost, G. Berthomieu, M. Martić, and P. Morel
DOI: http://dx.doi.org/10.1051/0004-6361:20065251
Abstract | Full HTML | PDF (475 KB) | PS (191 KB) | References | SIMBAD record | NASA ADS Abstract Service

Observations and analysis of two type IIP supernovae: the intrinsically faint object SN 2005cs and the ambiguous object SN 2005ay     p. 769
D. Yu. Tsvetkov, A. A. Volnova, A. P. Shulga, S. A. Korotkiy, A. Elmhamdi, I. J. Danziger, and M. V. Ereshko
DOI: http://dx.doi.org/10.1051/0004-6361:20065704
Abstract | Full HTML | PDF (363 KB) | PS (187 KB) | References | SIMBAD record | NASA ADS Abstract Service

The first orbital solution for the massive colliding-wind binary HD 93162 (WR 25)     p. 777
R. Gamen, E. Gosset, N. Morrell, V. Niemela, H. Sana, Y. Nazé, G. Rauw, R. Barbá, and G. Solivella
DOI: http://dx.doi.org/10.1051/0004-6361:20065618
Abstract | Full HTML | PDF (347 KB) | PS (247 KB) | References | SIMBAD record | NASA ADS Abstract Service

Barnes-Evans relations for dwarfs with an application to the determination of distances to cataclysmic variables     p. 783
K. Beuermann
DOI: http://dx.doi.org/10.1051/0004-6361:20065930
Abstract | Full HTML | PDF (288 KB) | PS (116 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service

Consistent estimates of 56Ni yields for type Ia supernovae     p. 793
M. Stritzinger, P. A. Mazzali, J. Sollerman, and S. Benetti
DOI: http://dx.doi.org/10.1051/0004-6361:20065514
Abstract | Full HTML | PDF (136 KB) | PS (62.0 KB) | References | SIMBAD record | NASA ADS Abstract Service

A search for substellar members in the Praesepe and σ Orionis clusters     p. 799
B. M. González-García, M. R. Zapatero Osorio, V. J. S. Béjar, G. Bihain, D. Barrado y Navascués, J. A. Caballero, and M. Morales-Calderón
DOI: http://dx.doi.org/10.1051/0004-6361:20065909
Abstract | Full HTML | PDF (7.48 MB) | PS (6.92 MB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

XMM-Newton observations of SN 1987 A     p. 811
F. Haberl, U. Geppert, B. Aschenbach, and G. Hasinger
DOI: http://dx.doi.org/10.1051/0004-6361:20066198
Abstract | Full HTML | PDF (332 KB) | PS (1.30 MB) | References | SIMBAD record | NASA ADS Abstract Service


-  Stellar atmospheres
Fe II emission lines in Be stars - I. Empirical diagnostic of physical conditions in the circumstellar discs     p. 821
M. L. Arias, J. Zorec, L. Cidale, A. E. Ringuelet, N. I. Morrell, and D. Ballereau
DOI: http://dx.doi.org/10.1051/0004-6361:20065160
Abstract | Full HTML | PDF (992 KB) | PS (836 KB) | References | Online Material | SIMBAD record | NASA ADS Abstract Service

Chemical stratification in the atmosphere of Ap star HD 133792 - Regularized solution of the vertical inversion problem     p. 831
O. Kochukhov, V. Tsymbal, T. Ryabchikova, V. Makaganyk, and S. Bagnulo
DOI: http://dx.doi.org/10.1051/0004-6361:20065607
Abstract | Full HTML | PDF (2.05 MB) | PS (1.61 MB) | References | SIMBAD record | NASA ADS Abstract Service

Tests of stellar model atmospheres by optical interferometry - III. NPOI and VINCI interferometry of the M0 giant γ Sagittae covering 0.5–2.2 μm     p. 843
M. Wittkowski, C. A. Hummel, J. P. Aufdenberg, and V. Roccatagliata
DOI: http://dx.doi.org/10.1051/0004-6361:20065853
Abstract | Full HTML | PDF (337 KB) | PS (175 KB) | References | SIMBAD record | NASA ADS Abstract Service

Tests of stellar model atmospheres by optical interferometry - IV. VINCI interferometry and UVES spectroscopy of Menkar     p. 855
M. Wittkowski, J. P. Aufdenberg, T. Driebe, V. Roccatagliata, T. Szeifert, and B. Wolff
DOI: http://dx.doi.org/10.1051/0004-6361:20066032
Abstract | Full HTML | PDF (532 KB) | PS (232 KB) | References | SIMBAD record | NASA ADS Abstract Service


-  The Sun
Long period variations of dm-radio and X-ray fluxes in three X-class flares     p. 865
H. Mészárosová, M. Karlický, J. Rybák, F. Fárník, and K. Jiřička
DOI: http://dx.doi.org/10.1051/0004-6361:20065750
Abstract | Full HTML | PDF (494 KB) | PS (749 KB) | References | NASA ADS Abstract Service

Kinematic frames and “active longitudes”: does the Sun have a face?     p. 875
J. Pelt, J. M. Brooke, M. J. Korpi, and I. Tuominen
DOI: http://dx.doi.org/10.1051/0004-6361:20065399
Abstract | Full HTML | PDF (580 KB) | PS (449 KB) | References | SIMBAD record | NASA ADS Abstract Service

Numerical simulations of vertical oscillations of a multi-stranded coronal loop     p. 887
M. Gruszecki, K. Murawski, M. Selwa, and L. Ofman
DOI: http://dx.doi.org/10.1051/0004-6361:20065426
Abstract | Full HTML | PDF (3.01 MB) | PS (1.29 MB) | References | NASA ADS Abstract Service

On the period ratio P1/2P2 in the oscillations of coronal loops     p. 893
M. P. McEwan, G. R. Donnelly, A. J. Díaz, and B. Roberts
DOI: http://dx.doi.org/10.1051/0004-6361:20065313
Abstract | Full HTML | PDF (215 KB) | PS (95.0 KB) | References | Online Material | NASA ADS Abstract Service

Link between the chromospheric network and magnetic structures of the corona     p. 901
S. Jendersie and H. Peter
DOI: http://dx.doi.org/10.1051/0004-6361:20066166
Abstract | Full HTML | PDF (884 KB) | PS (294 KB) | References | NASA ADS Abstract Service

3D simulations identifying the effects of varying the twist and field strength of an emerging flux tube     p. 909
M. J. Murray, A. W. Hood, F. Moreno-Insertis, K. Galsgaard, and V. Archontis
DOI: http://dx.doi.org/10.1051/0004-6361:20065950
Abstract | Full HTML | PDF (804 KB) | PS (743 KB) | References | NASA ADS Abstract Service

The multi-component field topology of sunspot penumbrae - A diagnostic tool for spectropolarimetric measurements     p. 925
D. A. N. Müller, R. Schlichenmaier, G. Fritz, and C. Beck
DOI: http://dx.doi.org/10.1051/0004-6361:20066062
Abstract | Full HTML | PDF (1.65 MB) | PS (3.68 MB) | References | Online Material | NASA ADS Abstract Service


-  Planets and planetary systems
The dust coma of the active Centaur P/2004 A1 (LONEOS): a CO-driven environment?     p. 935
E. Mazzotta Epifani, P. Palumbo, M. T. Capria, G. Cremonese, M. Fulle, and L. Colangeli
DOI: http://dx.doi.org/10.1051/0004-6361:20065189
Abstract | Full HTML | PDF (848 KB) | PS (884 KB) | References | SIMBAD record | NASA ADS Abstract Service

Physical characterization of the Karin family     p. 945
P. Vernazza, M. Birlan, A. Rossi, E. Dotto, D. Nesvorny, R. Brunetto, S. Fornasier, M. Fulchignoni, and S. Renner
DOI: http://dx.doi.org/10.1051/0004-6361:20065779
Abstract | Full HTML | PDF (536 KB) | PS (199 KB) | References | Online Material | NASA ADS Abstract Service


-  Atomic, molecular, and nuclear data
Collisional excitation of monodeuterated ammonia NH2D by helium     p. 953
L. Machin and E. Roueff
DOI: http://dx.doi.org/10.1051/0004-6361:20066033
Abstract | Full HTML | PDF (134 KB) | PS (65.1 KB) | References | SIMBAD record | NASA ADS Abstract Service

Energy levels and radiative rates for transitions in Ni XIX     p. 959
K. M. Aggarwal and F. P. Keenan
DOI: http://dx.doi.org/10.1051/0004-6361:20065944
Abstract | Full HTML | PDF (110 KB) | PS (56.0 KB) | References | Tables at CDS | SIMBAD record | NASA ADS Abstract Service