Astronomy & Astrophysics

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A&A Vol. 424 No. 2

	Astronomy and Astrophysics
	Vol. 424 No. 2 (September III 2004)
Cover illustration: The integrated optics of the two-beam combiner (LeBouquin, J.B., et al., p. 720)

Letters

The X-ray emission mechanism in the protostellar jet HH 154 p. L1
R. Bonito, S. Orlando, G. Peres, F. Favata and R. Rosner
Abstract | Full HTML | PDF file (198 KB) | PS file (314 KB) | References

First simultanous X-ray and optical observations of rapid variability of supercritical accretor SS433 p. L5
M. Revnivtsev, R. Burenin, S. Fabrika, K. Postnov, I. Bikmaev, M. Pavlinsky, R. Sunyaev, I. Khamitov and Z. Aslan
Abstract | Full HTML | PDF file (179 KB) | PS file (293 KB) | References

The clustering of ultraviolet-selected galaxies at $\textit{z} \approx \mathsf$ p. L9
S. Heinis, M. Treyer, S. Arnouts, B. Milliard, J. Donas, R. Gal, D. C. Martin and M. Viton
Abstract | Full HTML | PDF file (205 KB) | PS file (269 KB) | References

Momentum transfer to interplanetary dust from the solar wind p. L13
T. Minato, M. Köhler, H. Kimura, I. Mann and T. Yamamoto
Abstract | Full HTML | PDF file (127 KB) | PS file (341 KB) | References

Discovery of six Ly $\alpha$ emitters near a radio galaxy at z ~ 5.2 p. L17
B. P. Venemans, H. J. A. Röttgering, R. A. Overzier, G. K. Miley, C. De Breuck, J. D. Kurk, W. van Breugel, C. L. Carilli, H. Ford, T. Heckman, P. McCarthy and L. Pentericci
Abstract | Full HTML | PDF file (217 KB) | PS file (295 KB) | References

Detection of the Sgr A* activity at 3.8 and 4.8 $\mathsf{\mu}$ m with NACO p. L21
Y. Clénet, D. Rouan, D. Gratadour, F. Lacombe, E. Gendron, R. Genzel, T. Ott, R. Schödel and P. Léna
Abstract | Full HTML | PDF file (238 KB) | PS file (1.24 MB) | References

Astrophysical processes

A model for quasi-spherical magnetized accretion flow p. 379
M. Shadmehri
Abstract | Full HTML | PDF file (481 KB) | PS file (376 KB) | References

Cosmology (including clusters of galaxies)

Superposition of blackbodies and the dipole anisotropy: A possibility to calibrate CMB experiments p. 389
J. Chluba and R. A. Sunyaev
Abstract | Full HTML | PDF file (458 KB) | PS file (346 KB) | References

Radio source contamination of the Sunyaev-Zeldovich effect in galaxy clusters p. 409
M. Massardi and G. De Zotti
Abstract | Full HTML | PDF file (138 KB) | PS file (90.7 KB) | References

Dark energy versus $\Omega\mathsf = 1}$ in the growth of matter perturbations p. 415
M. Membrado and J. A. L. Aguerri
Abstract | Full HTML | PDF file (326 KB) | PS file (140 KB) | References

Magnetic fields and Faraday rotation in clusters of galaxies p. 429
M. Murgia, F. Govoni, L. Feretti, G. Giovannini, D. Dallacasa, R. Fanti, G. B. Taylor and K. Dolag
Abstract | Full HTML | PDF file (1.59 MB) | PS file (5.03 MB) | References

Extragalactic astronomy

Ionized gas and stellar kinematics of seventeen nearby spiral galaxies p. 447
A. Pizzella, E. M. Corsini, J. C. Vega Beltrán and F. Bertola
Abstract | Full HTML | PDF file (2.37 MB) | PS file (1.06 MB) | References | Online Material

On-axis spectroscopy of the z $\mathsf$ radio-loud quasar HE 1434-1600: an elliptical host with a highly ionized ISM p. 455
G. Letawe, F. Courbin, P. Magain, M. Hilker, P. Jablonka, K. Jahnke and L. Wisotzki
Abstract | Full HTML | PDF file (760 KB) | PS file (720 KB) | References

The radial extinction profiles of late-type galaxies p. 465
S. Boissier, A. Boselli, V. Buat, J. Donas and B. Milliard
Abstract | Full HTML | PDF file (2.36 MB) | PS file (1.21 MB) | References | Online Material

The very early afterglow powered by ultra-relativistic mildly magnetized outflows p. 477
Y. Z. Fan, D. M. Wei and C. F. Wang
Abstract | Full HTML | PDF file (196 KB) | PS file (101 KB) | References

Kinematics of the ionised gas in the spiral galaxy NGC 2403 p. 485
F. Fraternali, T. Oosterloo and R. Sancisi
Abstract | Full HTML | PDF file (1.50 MB) | PS file (1.01 MB) | References

The WEBT campaigns on BL Lacertae - Time and cross-correlation analysis of optical and radio light curves 1968-2003 p. 497
M. Villata, C. M. Raiteri, H. D. Aller, M. F. Aller, H. Teräsranta, P. Koivula, S. Wiren, O. M. Kurtanidze, M. G. Nikolashvili, M. A. Ibrahimov, I. E. Papadakis, G. Tosti, F. Hroch, L. O. Takalo, A. Sillanpää, V. A. Hagen-Thorn, V. M. Larionov, R. D. Schwartz, J. Basler, L. F. Brown and T. J. Balonek
Abstract | Full HTML | PDF file (101 KB) | PS file (676 KB) | References

Kinematics of two dwarf galaxies in the NGC 6946 group p. 509
A. Begum and J. N. Chengalur
Abstract | Full HTML | PDF file (2.38 MB) | PS file (2.10 MB) | References

Naked active galactic nuclei p. 519
M. R. S. Hawkins
Abstract | Full HTML | PDF file (544 KB) | PS file (1.65 MB) | References

The ISOPHOT - MAMBO survey of 3CR radio sources: Further evidence for the unified schemes p. 531
M. Haas, S. A. H. Müller, F. Bertoldi, R. Chini, S. Egner, W. Freudling, U. Klaas, O. Krause, D. Lemke, K. Meisenheimer, R. Siebenmorgen and I. van Bemmel
Abstract | Full HTML | PDF file (805 KB) | PS file (222 KB) | References | Online Material

Discovery of optically faint obscured quasars with Virtual Observatory tools p. 545
P. Padovani, M. G. Allen, P. Rosati and N. A. Walton
Abstract | Full HTML | PDF file (1.60 MB) | PS file (3.20 MB) | References

Galactic structure, stellar clusters and populations

Mg II spectral line broadening in helium, oxygen and argon-helium plasmas p. 561
S. Djenize, S. Bukvic, A. Sreckovic and M. Platisa
Abstract | Full HTML | PDF file (288 KB) | PS file (275 KB) | References

Seed fields for galactic dynamos by the magnetorotational instability p. 565
L. L. Kitchatinov and G. Rüdiger
Abstract | Full HTML | PDF file (427 KB) | PS file (178 KB) | References

Interstellar and circumstellar matter

First detection of polarization of the submillimetre diffuse galactic dust emission by Archeops p. 571
A. Benoît, P. Ade, A. Amblard, R. Ansari, É. Aubourg, S. Bargot, J. G. Bartlett, J.-Ph. Bernard, R. S. Bhatia, A. Blanchard, J. J. Bock, A. Boscaleri, F. R. Bouchet, A. Bourrachot, P. Camus, F. Couchot, P. de Bernardis, J. Delabrouille, F.-X. Désert, O. Doré, M. Douspis, L. Dumoulin, X. Dupac, P. Filliatre, P. Fosalba, K. Ganga, F. Gannaway, B. Gautier, M. Giard, Y. Giraud-Héraud, R. Gispert, L. Guglielmi, J.-Ch. Hamilton, S. Hanany, S. Henrot-Versillé, J. Kaplan, G. Lagache, J.-M. Lamarre, A. E. Lange, J. F. Macías-Pérez, K. Madet, B. Maffei, Ch. Magneville, D. P. Marrone, S. Masi, F. Mayet, A. Murphy, F. Naraghi, F. Nati, G. Patanchon, G. Perrin, M. Piat, N. Ponthieu, S. Prunet, J.-L. Puget, C. Renault, C. Rosset, D. Santos, A. Starobinsky, I. Strukov, R. V. Sudiwala, R. Teyssier, M. Tristram, C. Tucker, J.-C. Vanel, D. Vibert, E. Wakui and D. Yvon
Abstract | Full HTML | PDF file (1.11 MB) | PS file (4.59 MB) | References

The kinematics of the bi-lobal supernova remnant G 65.3+5.7. II. p. 583
P. Boumis, J. Meaburn, J. A. López, F. Mavromatakis, M. P. Redman, D. J. Harman and C. D. Goudis
Abstract | Full HTML | PDF file (671 KB) | PS file (1.46 MB) | References

Imaging chemical differentiation around the low-mass protostar L483-mm p. 589
J. K. Jørgensen
Abstract | Full HTML | PDF file (789 KB) | PS file (410 KB) | References

Accretion in brown dwarfs: An infrared view p. 603
A. Natta, L. Testi, J. Muzerolle, S. Randich, F. Comerón and P. Persi
Abstract | Full HTML | PDF file (287 KB) | PS file (160 KB) | References | Online Material

A search for circumstellar dust disks with ADONIS p. 613
O. Schütz, H. Böhnhardt, E. Pantin, M. Sterzik, S. Els, J. Hahn and Th. Henning
Abstract | Full HTML | PDF file (128 KB) | PS file (87.2 KB) | References

Stellar structure and evolution

X-ray detections of two young bona-fide brown dwarfs p. 619
H. Bouy
Abstract | Full HTML | PDF file (419 KB) | PS file (2.95 MB) | References

On the nature of the bimodal initial velocity distribution of neutron stars p. 627
I. Bombaci and S. B. Popov
Abstract | Full HTML | PDF file (127 KB) | PS file (54.4 KB) | References

The isolated neutron star X-ray pulsars RX J0420.0-5022 and RX J0806.4-4123: New X-ray and optical observations p. 635
F. Haberl, C. Motch, V. E. Zavlin, K. Reinsch, B. T. Gänsicke, M. Cropper, A. D. Schwope, R. Turolla and S. Zane
Abstract | Full HTML | PDF file (445 KB) | PS file (211 KB) | References

Time-resolved photometry and spectroscopy of the new deeply-eclipsing SW Sextantis star HS 0728+6738 p. 647
P. Rodríguez-Gil, B. T. Gänsicke, H. Barwig, H.-J. Hagen and D. Engels
Abstract | Full HTML | PDF file (526 KB) | PS file (337 KB) | References

Stellar atmospheres

Identification of a DO white dwarf and a PG 1159 star in the ESO SN Ia progenitor survey (SPY) p. 657
K. Werner, T. Rauch, R. Napiwotzki, N. Christlieb, D. Reimers and C. A. Karl
Abstract | Full HTML | PDF file (467 KB) | PS file (371 KB) | References

Do weak magnetic fields prevent hydrogen from accreting onto metal-line white dwarf stars? p. 665
S. Friedrich, S. Jordan and D. Koester
Abstract | Full HTML | PDF file (127 KB) | PS file (54.4 KB) | References

The Sun

Propagating waves in the sunspot umbra chromosphere p. 671
N. I. Kobanov and D. V. Makarchik
Abstract | Full HTML | PDF file (338 KB) | PS file (524 KB) | References

The Sun as an X-ray star: Active region evolution, rotational modulation, and implications for stellar X-ray variability p. 677
S. Orlando, G. Peres and F. Reale
Abstract | Full HTML | PDF file (610 KB) | PS file (330 KB) | References

On the creation of the chromospheres of solar type stars p. 691
M. L. Goodman
Abstract | Full HTML | PDF file (470 KB) | PS file (247 KB) | References

Research Note:

On comparing estimates of low- $\textit{l}$ solar p-mode frequencies from Sun-as-a-star and resolved observations p. 713
W. J. Chaplin, T. Appourchaux, Y. Elsworth, G. R. Isaak, B. A. Miller and R. New
Abstract | Full HTML | PDF file (102 KB) | PS file (47.5 KB) | References

Instruments, observational techniques, and data processing

First observations with an H-band integrated optics beam combiner at the VLTI p. 719
J. B. LeBouquin, K. Rousselet-Perraut, P. Kern, F. Malbet, P. Haguenauer, P. Kervella, I. Schanen, J. P. Berger, A. Delboulbé, B. Arezki and M. Schöller
Abstract | Full HTML | PDF file (532 KB) | PS file (830 KB) | References

On-line catalogs and data

S $\mathsf}$ : The ninth catalogue of spectroscopic binary orbits p. 727
D. Pourbaix, A. A. Tokovinin, A. H. Batten, F. C. Fekel, W. I. Hartkopf, H. Levato, N. I. Morrell, G. Torres and S. Udry
Abstract | Full HTML | PDF file (197 KB) | PS file (105 KB) | References

Astronomy and Astrophysics