Astronomy & Astrophysics

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A&A Vol. 388 No. 2

	Astronomy and Astrophysics
	Vol. 388 No. 2 (June III 2002)
Cover illustration: Submillimeter (850 μm) map of NGC 6946 obtained with SCUBA (left) and 850 μm contours superposed on a B-band image (right) (Alton, P.B., et al., p. 449)

Letters

External Compton emission from relativistic jets in Galactic black hole candidates and ultraluminous X-ray sources p. L25
M. Georganopoulos, F. A. Aharonian and J. G. Kirk
Abstract | References | Full HTML | PDF file (154 KB) | PS file (314 KB)

Pulsed radiation from neutron star winds p. L29
J. G. Kirk, O. Skjæraasen and Y. A. Gallant
Abstract | References | Full HTML | PDF file (154 KB) | PS file (309 KB)

Evidence for synchrotron bubbles from GRS 1915+105 p. L33
C. H. Ishwara-Chandra, J. S. Yadav and A. Pramesh Rao
Abstract | References | Full HTML | PDF file (163 KB) | PS file (327 KB)

The MAIA candidate star HD 208727 p. L37
T. Kallinger, P. Reegen and W. W. Weiss
Abstract | References | Full HTML | PDF file (112 KB) | PS file (262 KB)

Radio lobe dynamics and the environment of microquasars p. L40
S. Heinz
Abstract | References | Full HTML | PDF file (139 KB) | PS file (322 KB)

Detection of HD in emission towards Sagittarius B2 p. L44
E. T. Polehampton, J.-P. Baluteau, C. Ceccarelli, B. M. Swinyard and E. Caux
Abstract | References | Full HTML | PDF file (144 KB) | PS file (302 KB)

Black hole mass and binary model for BL Lac object OJ 287 p. L48
F. K. Liu and X.-B. Wu
Abstract | References | Full HTML | PDF file (122 KB) | PS file (344 KB)

Cosmology

B1422+231: The influence of mass substructure on strong lensing p. 373
M. Bradac, P. Schneider, M. Steinmetz, M. Lombardi, L. J. King and R. Porcas
Abstract | References | Full HTML | PDF file (471 KB) | PS file (1.12 MB)

HI 21 cm imaging of a nearby damped Lyman- $\alpha$ system p. 383
J. N. Chengalur and N. Kanekar
Abstract | References | Full HTML | PDF file (187 KB) | PS file (179 KB)

Extragalactic astronomy

Properties of disks and spiral arms along the Hubble sequence p. 389
J. Ma
Abstract | References | Full HTML | PDF file (364 KB) | PS file (369 KB)

Enhancement of $\alpha$ -elements in dynamical models of elliptical galaxies p. 396
R. Tantalo and C. Chiosi
Abstract | References | Full HTML | PDF file (321 KB) | PS file (228 KB)

Luminosity profiles of advanced mergers of galaxies using 2MASS data p. 407
A. Chitre and C. J. Jog
Abstract | References | Full HTML | PDF file (814 KB) | PS file (624 KB)

Deep Ly $\alpha$ imaging of two ${\vec{z}}$ = 2.04 GRB host galaxy fields p. 425
J. P. U. Fynbo, P. Møller, B. Thomsen, J. Hjorth, J. Gorosabel, M. I. Andersen, M. P. Egholm, S. Holland, B. L. Jensen, H. Pedersen and M. Weidinger
Abstract | References | Full HTML | PDF file (637 KB) | PS file (380 KB)

Dust-to-gas ratio and star formation history of blue compact dwarf galaxies p. 439
H. Hirashita, Y. Y. Tajiri and H. Kamaya
Abstract | References | Full HTML | PDF file (186 KB) | PS file (167 KB)

Mapping the submillimeter spiral wave in NGC 6946 p. 446
P. B. Alton, S. Bianchi, J. Richer, D. Pierce-Price and F. Combes
Abstract | References | Full HTML | PDF file (824 KB) | PS file (821 KB)

Suspected Wolf-Rayet Galaxies UM 456 and UM 594 p. 458
A. Niedzielski and K. Rochowicz
Abstract | References | Full HTML | PDF file (103 KB) | PS file (105 KB)

A lopsided chemically distinct nucleus in NGC 5055 p. 461
V. L. Afanasiev and O. K. Sil'chenko
Abstract | References | Full HTML | PDF file (275 KB) | PS file (190 KB)

Astrophysical implications of binary black holes in BL Lacertae objects p. 470
F. De Paolis, G. Ingrosso and A. A. Nucita
Abstract | References | Full HTML | PDF file (911 KB) | PS file (317 KB)

Variable stars in nearby galaxies - VI. Frequency-period distribution of Cepheids in IC 1613 and other galaxies of the Local Group p. 477
E. Antonello, D. Fugazza and L. Mantegazza
Abstract | References | Full HTML | PDF file (137 KB) | PS file (135 KB)

Galactic structure and dynamics

Microlensing neutron stars p. 483
D. J. Schwarz and D. Seidel
Abstract | References | Full HTML | PDF file (211 KB) | PS file (221 KB)

Stellar clusters and associations

Homogeneous age dating of 55 Galactic globular clusters - Clues to the Galaxy formation mechanisms p. 492
M. Salaris and A. Weiss
Abstract | References | Full HTML | PDF file (280 KB) | PS file (203 KB)

Formation, structure and evolution of stars

On the nature of variations in the T Tauri star WY Arietis (LkH $\alpha$ 264) p. 504
J. F. Gameiro, D. F. M. Folha and V. M. Costa
Abstract | References | Full HTML | PDF file (565 KB) | PS file (404 KB)

New results on the apsidal-motion test to stellar structure and evolution including the effects of dynamic tides p. 518
A. Claret and B. Willems
Abstract | References | Full HTML | PDF file (484 KB) | PS file (316 KB)

Multicomponent radiatively driven stellar winds - III. Radiative-acoustic waves in a two-component wind p. 531
J. Krticka and J. Kubát
Abstract | References | Full HTML | PDF file (186 KB) | PS file (1.34 MB)

Wavelet analysis of stellar differential rotation - II. The Sun in ultraviolet p. 540
A. Hempelmann
Abstract | References | Full HTML | PDF file (479 KB) | PS file (286 KB)

On the formation of neon-enriched donor stars in ultracompact X-ray binaries p. 546
L. R. Yungelson, G. Nelemans and E. P. J. van den Heuvel
Abstract | References | Full HTML | PDF file (173 KB) | PS file (144 KB)

Phase-resolved X-ray and optical spectroscopy of the massive binary HD 93403 p. 552
G. Rauw, J.-M. Vreux, I. R. Stevens, E. Gosset, H. Sana, C. Jamar and K. O. Mason
Abstract | References | Full HTML | PDF file (351 KB) | PS file (223 KB)

V669 Cep: A new binary system with a B[e] star p. 563
A. S. Miroshnichenko, K. S. Bjorkman, E. L. Chentsov, V. G. Klochkova, N. Manset, P. García-Lario, J. V. Perea Calderón, R. J. Rudy, D. K. Lynch, J. C. Wilson and T. L. Gandet
Abstract | References | Full HTML | PDF file (280 KB) | PS file (342 KB)

Stellar atmospheres

Time variation of SWS spectra of M-type Mira variables - I. Z Cyg and its dust optical properties p. 573
T. Onaka, T. de Jong and I. Yamamura
Abstract | References | Full HTML | PDF file (350 KB) | PS file (1.47 MB)

Wind variability of B supergiants - IV. A survey of IUE time-series data of 11 B0 to B3 stars p. 587
R. K. Prinja, D. Massa and A. W. Fullerton
Abstract | References | Full HTML | PDF file (2.91 MB) | PS file (12.6 MB)

The hydrodynamical structure of circumstellar envelopes around low mass-loss rate, low outflow velocity AGB stars p. 609
J. M. Winters, T. Le Bertre, L.-Å. Nyman, A. Omont and K. S. Jeong
Abstract | References | Full HTML | PDF file (197 KB) | PS file (148 KB)

Formation and evolution of planetary systems

Global $\vec{m} = \mathsf{1}$ modes and migration of protoplanetary cores in eccentric protoplanetary discs p. 615
J. C. B. Papaloizou
Abstract | References | Full HTML | PDF file (363 KB) | PS file (251 KB)

The CORALIE survey for southern extra-solar planets VII - Two short-period Saturnian companions to HD 108147 and HD 168746 p. 632
F. Pepe, M. Mayor, F. Galland, D. Naef, D. Queloz, N. C. Santos, S. Udry and M. Burnet
Abstract | References | Full HTML | PDF file (274 KB) | PS file (220 KB)

Diffuse matter in space

The profiles of the aromatic infrared bands explained with molecular carriers p. 639
C. Pech, C. Joblin and P. Boissel
Abstract | References | Full HTML | PDF file (663 KB) | PS file (479 KB)

Unveiling the structure of the planetary nebula M 2-48: - Kinematics and physical conditions p. 652
L. López-Martín, J. A. López, C. Esteban, R. Vázquez, A. Raga, J. M. Torrelles, L. F. Miranda, J. Meaburn and L. Olguín
Abstract | References | Full HTML | PDF file (441 KB) | PS file (383 KB)

Erratum
The Salpeter plasma corrections for solar fusion reactions p. 660
J. N. Bahcall, L. S. Brown, A. Gruzinov and R. F. Sawyer
Abstract | Full HTML | PDF file (38 KB) | PS file (51 KB)

The solar system

Lightcurves of Centaurs 2000 QC $\mathsf}$ and 2001 PT $\mathsf}$ p. 661
J. L. Ortiz, S. Baumont, P. J. Gutiérrez and M. Roos-Serote
Abstract | References | Full HTML | PDF file (310 KB) | PS file (157 KB)

Physical and chemical processes

Dynamics of pick-up ions in collisionless velocity shears p. 667
E. Pérez-Tijerina, M. Reyes-Ruiz, H. Pérez-de-Tejada and H. Durand-Manterola
Abstract | References | Full HTML | PDF file (460 KB) | PS file (384 KB)

Antiprotons from primordial black holes p. 676
A. Barrau, G. Boudoul, F. Donato, D. Maurin, P. Salati and R. Taillet
Abstract | References | Full HTML | PDF file (551 KB) | PS file (285 KB)

Magnetic instability in a sheared azimuthal flow p. 688
A. P. Willis and C. F. Barenghi
Abstract | References | Full HTML | PDF file (131 KB) | PS file (123 KB)

Atomic and molecular data

The laboratory analysis of $\ion{II}$ and its application to the Bi-rich HgMn star HR 7775 p. 692
L. Dolk, U. Litzén and G. M. Wahlgren
Abstract | References | Full HTML | PDF file (179 KB) | PS file (168 KB)

Absolute transition probabilities of Al I and Al II spectral lines and intensity ratios within multiplets p. 704
V. Vujnovic, K. Blagoev, C. Fürböck, T. Neger and H. Jäger
Abstract | References | Full HTML | PDF file (127 KB) | PS file (123 KB)

Instruments, observational techniques and data processing

Study of CCD mosaic configurations for the ILMT: Astrometry and photometry of point sources in the absence of a TDI corrector p. 712
B. Vangeyte, J. Manfroid and J. Surdej
Abstract | References | Full HTML | PDF file (965 KB) | PS file (1.90 MB)

Cluster detection from surface-brightness fluctuations in SDSS data p. 732
M. Bartelmann and S. D. M. White
Abstract | References | Full HTML | PDF file (222 KB) | PS file (212 KB)

Astronomy and Astrophysics