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Astronomy & Astrophysics

Vol. 486, No. 2 (August I 2008)

High resolution image of solar active region in Hα (B. Sánchez-Andrade Nuño, et al., p. 580)
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-  Letters
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A reinterpretation of the energy balance in active region loops following new results from Hinode EIS    p. L5
S. J. Bradshaw
Published online: 9 June 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809847
Abstract Full HTML PDF (99.06 KB) PS (44.21 KB) References NASA ADS Abstract Service

Press Release
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Visible spectroscopy of extremely young asteroid families    p. L9
T. Mothé-Diniz and D. Nesvorný
Published online: 9 June 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809934
Abstract Full HTML PDF (221.3 KB) PS (78.37 KB) References NASA ADS Abstract Service

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Optical polarimetry toward the Pipe nebula: revealing the importance of the magnetic field    p. L13
F. O. Alves, G. A. P. Franco and J. M. Girart
Published online: 9 June 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810091
Abstract Full HTML PDF (401.6 KB) PS (288.1 KB) References SIMBAD record NASA ADS Abstract Service



-  Astrophysical processes
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Hydrodynamic response of rotationally supported flows in the small shearing box model    p. 341
A. Sternberg, O. M. Umurhan, Y. Gil and O. Regev
Published online: 27 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20077484
Abstract Full HTML PDF (142.0 KB) PS (69.72 KB) References NASA ADS Abstract Service


-  Cosmology (including clusters of galaxies)
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Shock acceleration as origin of the radio relic in A 521?    p. 347
S. Giacintucci, T. Venturi, G. Macario, D. Dallacasa, G. Brunetti, M. Markevitch, R. Cassano, S. Bardelli and R. Athreya
Published online: 16 April 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809459
Abstract Full HTML PDF (663.4 KB) PS (1.415 MB) References SIMBAD record NASA ADS Abstract Service

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Radial temperature profiles for a large sample of galaxy clusters observed with XMM-Newton    p. 359
A. Leccardi and S. Molendi
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809538
Abstract Full HTML PDF (491.8 KB) PS (308.6 KB) References Online Material SIMBAD record NASA ADS Abstract Service

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Light curves of five type Ia supernovae at intermediate redshift    p. 375
R. Amanullah, V. Stanishev, A. Goobar, K. Schahmaneche, P. Astier, C. Balland, R. S. Ellis, S. Fabbro, D. Hardin, I. M. Hook, et al. (7 more)
Published online: 15 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20079070
Abstract Full HTML PDF (380.5 KB) PS (336.9 KB) References Online Material SIMBAD record NASA ADS Abstract Service

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Constraints on the non-linear coupling parameter with Archeops data    p. 383
A. Curto, J. F. Macías-Pérez, E. Martínez-González, R. B. Barreiro, D. Santos, F. K. Hansen, M. Liguori and S. Matarrese
Published online: 27 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809880
Abstract Full HTML PDF (631.8 KB) PS (237.2 KB) References NASA ADS Abstract Service



-  Extragalactic astronomy
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Integral field near-infrared spectroscopy of II Zw 40    p. 393
L. Vanzi, G. Cresci, E. Telles and J. Melnick
Published online: 19 March 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20078885
Abstract Full HTML PDF (2.596 MB) PS (12.36 MB) References SIMBAD record NASA ADS Abstract Service

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GRB 070707: the first short gamma-ray burst observed by INTEGRAL    p. 405
S. McGlynn, S. Foley, S. McBreen, L. Hanlon, R. O'Connor, A. Martin Carrillo and B. McBreen
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20079295
Abstract Full HTML PDF (169.9 KB) PS (76.42 KB) References SIMBAD record NASA ADS Abstract Service

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The multiwavelength variability of 3C 273    p. 411
S. Soldi, M. Türler, S. Paltani, H. D. Aller, M. F. Aller, G. Burki, M. Chernyakova, A. Lähteenmäki, I. M. McHardy, E. I. Robson, et al. (4 more)
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809947
Abstract Full HTML PDF (756.2 KB) PS (486.4 KB) References SIMBAD record NASA ADS Abstract Service



-  Galactic structure, stellar clusters, and populations
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The contribution of red dwarfs and white dwarfs to the halo dark matter    p. 427
S. Torres, J. Camacho, J. Isern and E. García-Berro
Published online: 27 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809805
Abstract Full HTML PDF (202.2 KB) PS (90.10 KB) References SIMBAD record NASA ADS Abstract Service

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Comparing CN and CH line strengths in a homogeneous spectroscopic sample of 8 Galactic globular clusters    p. 437
A. Kayser, M. Hilker, E. K. Grebel and P. G. Willemsen
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809446
Abstract Full HTML PDF (1.029 MB) PS (683.1 KB) References Online Material SIMBAD record NASA ADS Abstract Service

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The outskirts of Cygnus OB2    p. 453
F. Comerón, A. Pasquali, F. Figueras and J. Torra
Published online: 27 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809917
Abstract Full HTML PDF (847.6 KB) PS (1.017 MB) References Online Material SIMBAD record NASA ADS Abstract Service

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Multiplicity of nuclear dust lanes and dust lane shocks in the Milky Way bar    p. 467
H. S. Liszt
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809748
Abstract Full HTML PDF (848.8 KB) PS (198.8 KB) References SIMBAD record NASA ADS Abstract Service



-  Interstellar and circumstellar matter
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Mapping the interface between the Local and Loop I bubbles using Strömgren photometry    p. 471
W. Reis and W. J. B. Corradi
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20077946
Abstract Full HTML PDF (5.280 MB) PS (5.010 MB) References SIMBAD record NASA ADS Abstract Service

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Resolving the bow-shock nebula around the old pulsar PSR B1929+10 with multi-epoch Chandra observations    p. 485
C. Y. Hui and W. Becker
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20078227
Abstract Full HTML PDF (584.7 KB) PS (1.696 MB) References SIMBAD record NASA ADS Abstract Service

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Limits on chemical complexity in diffuse clouds: search for CH3 and HC5N absorption    p. 493
H. S. Liszt, J. Pety and R. Lucas
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809851
Abstract Full HTML PDF (119.2 KB) PS (55.43 KB) References SIMBAD record NASA ADS Abstract Service

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Dust-driven winds and mass loss of C-rich AGB stars with subsolar metallicities    p. 497
A. Wachter, J. M. Winters, K.-P. Schröder and E. Sedlmayr
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809893
Abstract Full HTML PDF (338.0 KB) PS (139.0 KB) References SIMBAD record NASA ADS Abstract Service



-  Stellar structure and evolution
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Cyclic brightening in the short-period WZ Sge-type cataclysmic variable SDSS J080434.20+510349.2    p. 505
S. V. Zharikov, G. H. Tovmassian, V. V. Neustroev, R. Michel, C. Zurita, J. Echevarría, I. F. Bikmaev, E. P. Pavlenko, Y.-B. Jeon, G. G. Valyavin and A. Aviles
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809721
Abstract Full HTML PDF (976 KB) PS (728.9 KB) References Online Material Tables at CDS SIMBAD record NASA ADS Abstract Service

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AGB stars of the intermediate-age LMC cluster NGC 1846 - II. Dredge up along the AGB    p. 511
T. Lebzelter, M. T. Lederer, S. Cristallo, K. H. Hinkle, O. Straniero and B. Aringer
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809363
Abstract Full HTML PDF (267.6 KB) PS (208.1 KB) References SIMBAD record NASA ADS Abstract Service

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Stability of helium accretion discs in ultracompact binaries    p. 523
J.-P. Lasota, G. Dubus and K. Kruk
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809658
Abstract Full HTML PDF (181.1 KB) PS (92.80 KB) References SIMBAD record NASA ADS Abstract Service

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NSV 13983: a new dwarf nova in the period gap    p. 529
C. Contreras and C. Tappert
Published online: 9 June 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809843
Abstract Full HTML PDF (108.8 KB) PS (58.24 KB) References SIMBAD record NASA ADS Abstract Service

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The enigmatic young object: Walker 90/V590 Monocerotis    p. 533
M. R. Pérez, B. McCollum, M. E. van den Ancker and M. D. Joner
Published online: 27 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809933
Abstract Full HTML PDF (652.8 KB) PS (903.3 KB) References Online Material SIMBAD record NASA ADS Abstract Service

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Spatially resolved spectroscopy of planetary nebulae and their halos - I. Five galactic disk objects    p. 545
C. Sandin, D. Schönberner, M. M. Roth, M. Steffen, P. Böhm and A. Monreal-Ibero
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809635
Abstract Full HTML PDF (2.206 MB) PS (2.992 MB) References SIMBAD record NASA ADS Abstract Service



-  The Sun
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Chromospheric magnetic reconnection: two-fluid simulations of coalescing current loops    p. 569
P. D. Smith and J. I. Sakai
Published online: 6 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809624
Abstract Full HTML PDF (1.861 MB) PS (1003 KB) References NASA ADS Abstract Service

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Fast events and waves in an active region of the Sun observed in Hα with high spatial resolution    p. 577
B. Sánchez-Andrade Nuño, N. Bello González, J. Blanco Rodríguez, F. Kneer and K. G. Puschmann
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20079231
Abstract Full HTML PDF (2.086 MB) PS (13.83 MB) References NASA ADS Abstract Service

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Open magnetic flux tubes in the corona and the transport of solar energetic particles    p. 589
K.-L. Klein, S. Krucker, G. Lointier and A. Kerdraon
Published online: 15 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20079228
Abstract Full HTML PDF (819.0 KB) PS (1.046 MB) References NASA ADS Abstract Service



-  Planets and planetary systems
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A coagulation-fragmentation model for the turbulent growth and destruction of preplanetesimals    p. 597
A. Johansen, F. Brauer, C. Dullemond, H. Klahr and T. Henning
Published online: 15 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20079232
Abstract Full HTML PDF (761.5 KB) PS (790.0 KB) References SIMBAD record NASA ADS Abstract Service

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134340 Pluto: nine years of CCD observations    p. 613
C. H. Veiga
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809838
Abstract Full HTML PDF (172.7 KB) PS (116.1 KB) References Tables at CDS NASA ADS Abstract Service

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Planet formation in binary stars: the case of γ Cephei    p. 617
W. Kley and R. P. Nelson
Published online: 15 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:20079324
Abstract Full HTML PDF (759.9 KB) PS (627.9 KB) References SIMBAD record NASA ADS Abstract Service



-  Atomic, molecular, and nuclear data
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Electron impact excitation collision strength for transitions in C II    p. 629
S. S. Tayal
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200810055
Abstract Full HTML PDF (219.2 KB) PS (211.1 KB) References Tables at CDS SIMBAD record NASA ADS Abstract Service


-  Astronomical instrumentation
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PCA detection and denoising of Zeeman signatures in polarised stellar spectra    p. 637
M. J. Martínez González, A. Asensio Ramos, T. A. Carroll, M. Kopf, J. C. Ramírez Vélez and M. Semel
Published online: 27 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809719
Abstract Full HTML PDF (386.8 KB) PS (172.5 KB) References NASA ADS Abstract Service

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Beam squint and Stokes V with off-axis feeds    p. 647
Juan M. Uson and W. D. Cotton
Published online: 22 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809509
Abstract Full HTML PDF (1.996 MB) PS (4.193 MB) References SIMBAD record NASA ADS Abstract Service



-  Numerical methods and codes
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Magnetohydrodynamic code for gravitationally-stratified media    p. 655
S. Shelyag, V. Fedun and R. Erdélyi
Published online: 27 May 2008
DOI: http://dx.doi.org/10.1051/0004-6361:200809800
Abstract Full HTML PDF (819.7 KB) PS (1.531 MB) References NASA ADS Abstract Service