Astronomy & Astrophysics

Table of contents

A&A Vol. 469 No. 1

	Astronomy and Astrophysics
	Vol. 469 No. 1 (July I 2007)
Cover illustration: Complexity in sites of massive star birth: Cepheus A (C. Comito, et al., p. 208)

Letters

Discovery of a point-like very-high-energy $\mathsf{\gamma}$ -ray source in Monoceros p. L1
F. A. Aharonian, A. G. Akhperjanian, A. R. Bazer-Bachi, B. Behera, M. Beilicke, W. Benbow, D. Berge, K. Bernlöhr, C. Boisson, O. Bolz, V. Borrel, I. Braun, E. Brion, A. M. Brown, R. Bühler, I. Büsching, T. Boutelier, S. Carrigan, P. M. Chadwick, L.-M. Chounet, G. Coignet, R. Cornils, L. Costamante, B. Degrange, H. J. Dickinson, A. Djannati-Ataï, W. Domainko, L. O'C. Drury, G. Dubus, K. Egberts, D. Emmanoulopoulos, P. Espigat, C. Farnier, F. Feinstein, A. Fiasson, A. Förster, G. Fontaine, Seb. Funk, S. Funk, M. Füßling, 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, E. Kendziorra, M. Kerschhaggl, B. Khélifi, Nu. Komin, K. Kosack, G. Lamanna, I. J. Latham, R. Le Gallou, A. Lemière, M. Lemoine-Goumard, T. Lohse, J. M. Martin, O. Martineau-Huynh, A. Marcowith, C. Masterson, G. Maurin, T. J. L. McComb, E. Moulin, M. de Naurois, D. Nedbal, S. J. Nolan, A. Noutsos, J.-P. Olive, K. J. Orford, J. L. Osborne, M. Panter, G. Pedaletti, G. Pelletier, P.-O. Petrucci, S. Pita, G. Pühlhofer, M. Punch, S. Ranchon, B. C. Raubenheimer, M. Raue, S. M. Rayner, O. Reimer, J. Ripken, L. Rob, L. Rolland, S. Rosier-Lees, G. Rowell, J. Ruppel, V. Sahakian, A. Santangelo, L. Saugé, S. Schlenker, R. Schlickeiser, R. Schröder, U. Schwanke, S. Schwarzburg, S. Schwemmer, A. Shalchi, H. Sol, D. Spangler, R. Steenkamp, C. Stegmann, G. Superina, P. H. Tam, J.-P. Tavernet, R. Terrier, M. Tluczykont, C. van Eldik, G. Vasileiadis, C. Venter, J. P. Vialle, P. Vincent, H. J. Völk, S. J. Wagner, M. Ward, Y. Moriguchi, and Y. Fukui
Abstract | Full HTML | PDF file (122.7 KB) | PS file (73.52 KB) | References

Swift/XRT observes the fifth outburst of the periodic supergiant fast X-ray transient IGR J11215-5952 p. L5
P. Romano, L. Sidoli, V. Mangano, S. Mereghetti, and G. Cusumano
Abstract | Full HTML | PDF file (129.4 KB) | PS file (59.83 KB) | References | Online Material

Opposite magnetic polarity of two photospheric lines in single spectrum of the quiet Sun p. L9
R. Rezaei, R. Schlichenmaier, W. Schmidt, and O. Steiner
Abstract | Full HTML | PDF file (188.1 KB) | PS file (271.2 KB) | References

Press release

REM observations of GRB 060418 and GRB 060607A: the onset of the afterglow and the initial fireball Lorentz factor determination p. L13
E. Molinari, S. D. Vergani, D. Malesani, S. Covino, P. D'Avanzo, G. Chincarini, F. M. Zerbi, L. A. Antonelli, P. Conconi, V. Testa, G. Tosti, F. Vitali, F. D'Alessio, G. Malaspina, L. Nicastro, E. Palazzi, D. Guetta, S. Campana, P. Goldoni, N. Masetti, E. J. A. Meurs, A. Monfardini, L. Norci, E. Pian, S. Piranomonte, D. Rizzuto, M. Stefanon, L. Stella, G. Tagliaferri, P. A. Ward, G. Ihle, L. Gonzalez, A. Pizarro, P. Sinclaire, and J. Valenzuela
Abstract | Full HTML | PDF file (218.3 KB) | PS file (97.10 KB) | References | Online Material

XMM-Newton observations of the first unidentified TeV gamma-ray source TeV J2032+4130 p. L17
D. Horns, A. I. D. Hoffmann, A. Santangelo, F. A. Aharonian, and G. P. Rowell
Abstract | Full HTML | PDF file (624.9 KB) | PS file (2.563 MB) | References

Physical properties of the jet in 0836+710 revealed by its transversal structure p. L23
M. Perucho and A. P. Lobanov
Abstract | Full HTML | PDF file (1.483 MB) | PS file (514.5 KB) | References

IGR J17254-3257, a new bursting neutron star p. L27
J. Chenevez, M. Falanga, E. Kuulkers, R. Walter, L. Bildsten, S. Brandt, N. Lund, T. Oosterbroek, and J. Zurita Heras
Abstract | Full HTML | PDF file (160.4 KB) | PS file (480.5 KB) | References

On the optical counterpart of NGC 300 X-1 and the global Wolf-Rayet content of NGC 300 p. L31
P. A. Crowther, S. Carpano, L. J. Hadfield, and A. M. T. Pollock
Abstract | Full HTML | PDF file (209.0 KB) | PS file (150.9 KB) | References

Astrophysical processes

Spectral and timing properties of a dissipative $\vec\gamma$ -ray burst photosphere p. 1
D. Giannios and H. C. Spruit
Abstract | Full HTML | PDF file (197.2 KB) | PS file (112.4 KB) | References

Flow instabilities of magnetic flux tubes - II. Longitudinal flow p. 11
V. Holzwarth, D. Schmitt, and M. Schüssler
Abstract | Full HTML | PDF file (169.9 KB) | PS file (77.45 KB) | References

Extragalactic astronomy

The ultraviolet properties of luminous infrared galaxies at z ~ 0.7 - Is there any evolution in their dust attenuation? p. 19
V. Buat, D. Marcillac, D. Burgarella, E. Le Floc'h, T. T. Takeuchi, J. Iglesias-Parámo, and C. K. Xu
Abstract | Full HTML | PDF file (191.2 KB) | PS file (75.58 KB) | References

The XMM-Newton serendipitous survey - III. The AXIS X-ray source counts and angular clustering p. 27
F. J. Carrera, J. Ebrero, S. Mateos, M. T. Ceballos, A. Corral, X. Barcons, M. J. Page, S. R. Rosen, M. G. Watson, J. A. Tedds, R. Della Ceca, T. Maccacaro, H. Brunner, M. Freyberg, G. Lamer, F. E. Bauer, and Y. Ueda
Abstract | Full HTML | PDF file (1.949 MB) | PS file (651.3 KB) | References | Online Material

EROs found behind lensing clusters - I. Stellar populations and dust properties of optical dropout EROs and comparison with related objects p. 47
D. Schaerer, A. Hempel, E. Egami, R. Pelló, J. Richard, J.-F. Le Borgne, J.-P. Kneib, M. Wise, and F. Boone
Abstract | Full HTML | PDF file (490.2 KB) | PS file (322.4 KB) | References

Clues to the nature of high-redshift O VI absorption systems from their lack of small-scale structure p. 61
S. Lopez, S. Ellison, S. D'Odorico, and T.-S. Kim
Abstract | Full HTML | PDF file (1.030 MB) | PS file (434.3 KB) | References | Online Material

The host galaxy/AGN connection - Brightness profiles of early-type galaxies hosting Seyfert nuclei p. 75
A. Capetti and B. Balmaverde
Abstract | Full HTML | PDF file (1.390 MB) | PS file (4.509 MB) | References

The elliptical galaxies NGC 1052 and NGC 7796 - Stellar populations and abundance ratio $\alpha$ /Fe p. 89
A. de C. Milone, M. G. Rickes, and M. G. Pastoriza
Abstract | Full HTML | PDF file (1.296 MB) | PS file (499.0 KB) | References

Probing MACHOs by observation of M 31 pixel lensing with the 1.5 m Loiano telescope p. 115
S. Calchi Novati, G. Covone, F. De Paolis, M. Dominik, Y. Giraud-Héraud, G. Ingrosso, Ph. Jetzer, L. Mancini, A. Nucita, G. Scarpetta, F. Strafella, and A. Gould
Abstract | Full HTML | PDF file (209.1 KB) | PS file (141.6 KB) | References

Upper limits to the water abundance in starburst galaxies p. 121
C. D. Wilson, R. S. Booth, A. O. H. Olofsson, M. Olberg, C. M. Persson, Aa. Sandqvist, Å. Hjalmarson, V. Buat, P. J. Encrenaz, M. Fich, U. Frisk, M. Gerin, G. Rydback, and T. Wiklind
Abstract | Full HTML | PDF file (112.2 KB) | PS file (56.36 KB) | References

Galactic structure, stellar clusters, and populations

The structure of the nuclear stellar cluster of the Milky Way p. 125
R. Schödel, A. Eckart, T. Alexander, D. Merritt, R. Genzel, A. Sternberg, L. Meyer, F. Kul, J. Moultaka, T. Ott, and C. Straubmeier
Abstract | Full HTML | PDF file (5.354 MB) | PS file (7.427 MB) | References

Bright globular clusters in NGC 5128: the missing link between young massive clusters and evolved massive objects p. 147
M. Rejkuba, P. Dubath, D. Minniti, and G. Meylan
Abstract | Full HTML | PDF file (670.2 KB) | PS file (262.9 KB) | References

Tracing mixing in stars: new beryllium observations of the open clusters NGC 2516, Hyades, and M 67 p. 163
S. Randich, F. Primas, L. Pasquini, P. Sestito, and R. Pallavicini
Abstract | Full HTML | PDF file (279.5 KB) | PS file (117.5 KB) | References

Interstellar and circumstellar matter

Dissipative structures of diffuse molecular gas - II. The translucent environment of a dense core p. 173
P. Hily-Blant and E. Falgarone
Abstract | Full HTML | PDF file (1.707 MB) | PS file (1.692 MB) | References

Physical properties of a very diffuse HI structure at high Galactic latitude p. 189
M.-A. Miville-Deschênes and P. G. Martin
Abstract | Full HTML | PDF file (612.2 KB) | PS file (429.2 KB) | References

Electron density and carriers of the diffuse interstellar bands p. 201
P. Gnacinski, J. K. Sikorski, and G. A. Galazutdinov
Abstract | Full HTML | PDF file (137.8 KB) | PS file (79.86 KB) | References

High-resolution study of a star-forming cluster in the Cepheus A HW2 region p. 207
C. Comito, P. Schilke, U. Endesfelder, I. Jiménez-Serra, and J. Martín-Pintado
Abstract | Full HTML | PDF file (322.2 KB) | PS file (262.0 KB) | References

Millimeter imaging of HD 163296: probing the disk structure and kinematics p. 213
A. Isella, L. Testi, A. Natta, R. Neri, D. Wilner, and C. Qi
Abstract | Full HTML | PDF file (729.8 KB) | PS file (531.6 KB) | References | Online Material

CO cooling rates for clumpy and turbulent molecular clouds p. 223
M. Hegmann, W. H. Kegel, and E. Sedlmayr
Abstract | Full HTML | PDF file (275.5 KB) | PS file (228.3 KB) | References

Stellar structure and evolution

Stellar p-modes oscillation measurements in solar-like star signals: $\mathsf{\alpha}$ Centauri A as an example p. 233
C. Régulo and T. Roca Cortés
Abstract | Full HTML | PDF file (147.9 KB) | PS file (60.93 KB) | References

Evolution of asymptotic giant branch stars - I. Updated synthetic TP-AGB models and their basic calibration p. 239
P. Marigo and L. Girardi
Abstract | Full HTML | PDF file (1.267 MB) | PS file (423.2 KB) | References | Online Material

Is ⁶Li in metal-poor halo stars produced in situ by solar-like flares? p. 265
V. Tatischeff and J.-P. Thibaud
Abstract | Full HTML | PDF file (230.7 KB) | PS file (102.0 KB) | References

The stability of poloidal magnetic fields in rotating stars p. 275
J. Braithwaite
Abstract | Full HTML | PDF file (818.0 KB) | PS file (362.8 KB) | References

Absolute dimensions of eclipsing binaries - XXV. U Ophiuchi and the evolution and composition of 5 M $_{\odot}$ stars p. 285
L. P. R. Vaz, J. Andersen, and A. Claret
Abstract | Full HTML | PDF file (557.4 KB) | PS file (223.4 KB) | References

HS 1857+5144: a hot and young pre-cataclysmic variable p. 297
A. Aungwerojwit, B. T. Gänsicke, P. Rodríguez-Gil, H.-J. Hagen, O. Giannakis, C. Papadimitriou, C. Allende Prieto, and D. Engels
Abstract | Full HTML | PDF file (515.3 KB) | PS file (285.8 KB) | References

Stellar atmospheres

Erratum

Stellar model atmospheres with magnetic line blanketing p. 307
S. A. Khan and D. V. Shulyak
Abstract | Full HTML | PDF file (26.22 KB) | PS file (12.64 KB)

H $\alpha$ and the Ca II H and K lines as activity proxies for late-type stars p. 309
C. Cincunegui, R. F. Díaz, and P. J. D. Mauas
Abstract | Full HTML | PDF file (616.4 KB) | PS file (248.7 KB) | References | Online Material

Sulphur and zinc abundances in Galactic halo stars revisited p. 319
P. E. Nissen, C. Akerman, M. Asplund, D. Fabbian, F. Kerber, H. U. Käufl, and M. Pettini
Abstract | Full HTML | PDF file (669.2 KB) | PS file (249.1 KB) | References | Online Material

The Sun

The H $_{\alpha}$ surges and EUV jets from magnetic flux emergences and cancellations p. 331
Y. C. Jiang, H. D. Chen, K. J. Li, Y. D. Shen, and L. H. Yang
Abstract | Full HTML | PDF file (1.437 MB) | PS file (4.732 MB) | References

Projection effects in coronal mass ejections p. 339
B. Vrsnak, D. Sudar, D. Ruzdjak, and T. Zic
Abstract | Full HTML | PDF file (898.3 KB) | PS file (2.603 MB) | References

Profiles of heating in turbulent coronal magnetic loops p. 347
E. Buchlin, P. J. Cargill, S. J. Bradshaw, and M. Velli
Abstract | Full HTML | PDF file (737.4 KB) | PS file (290.1 KB) | References

Astronomical instrumentation

Improving Earth-like planets' detection with an ELT: the differential radial velocity experiment p. 355
P. Riaud and J. Schneider
Abstract | Full HTML | PDF file (356.6 KB) | PS file (639.6 KB) | References

Online catalogs and data

The representative XMM-Newton cluster structure survey (REXCESS) of an X-ray luminosity selected galaxy cluster sample p. 363
H. Böhringer, P. Schuecker, G. W. Pratt, M. Arnaud, T. J. Ponman, J. H. Croston, S. Borgani, R. G. Bower, U. G. Briel, C. A. Collins, M. Donahue, W. R. Forman, A. Finoguenov, M. J. Geller, L. Guzzo, J. P. Henry, R. Kneissl, J. J. Mohr, K. Matsushita, C. R. Mullis, T. Ohashi, K. Pedersen, D. Pierini, H. Quintana, S. Raychaudhury, T. H. Reiprich, A. K. Romer, P. Rosati, K. Sabirli, R. F. Temple, P. T. P. Viana, A. Vikhlinin, G. M. Voit, and Y.-Y. Zhang
Abstract | Full HTML | PDF file (4.343 MB) | PS file (6.168 MB) | References

An online repository of Swift/XRT light curves of $\vec\gamma$ -ray bursts p. 379
P. A. Evans, A. P. Beardmore, K. L. Page, L. G. Tyler, J. P. Osborne, M. R. Goad, P. T. O'Brien, L. Vetere, J. Racusin, D. Morris, D. N. Burrows, M. Capalbi, M. Perri, N. Gehrels, and P. Romano
Abstract | Full HTML | PDF file (396.8 KB) | PS file (447.1 KB) | References

Astronomy and Astrophysics