Zobrazeno 1 - 10
of 121
pro vyhledávání: '"H. Meusinger"'
Autor:
H. Meusinger, Matthias R. Schreiber, Elmé Breedt, Richard Ashley, S. P. Littlefair, T. R. Marsh, Steven G. Parsons, Boris T. Gänsicke
Magnitude-limited samples have shown that 20-25 per cent of cataclysmic variables contain white dwarfs with magnetic fields of Mega Gauss strength, in stark contrast to the approximately 5 per cent of single white dwarfs with similar magnetic field s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::37606d99f1b90ef881ee4cb9c5f58316
Akademický článek
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Autor:
Mariachiara Rossetti, K. Rajpurohit, Fabio Gastaldello, Rossella Cassano, Gianfranco Brunetti, Matthias Hoeft, R. J. van Weeren, F. Andrade-Santos, Sebastián E. Nuza, Timothy W. Shimwell, H. J. A. Röttgering, H. Meusinger, Gustavo Yepes, C. Dumba, A. Drabent, Lorenzo Lovisari, Marcus Brüggen, Dominique Eckert, A. Botteon
Publikováno v:
Astronomy and Astrophysics, 654
Diffuse radio emission has been found in many galaxy clusters, predominantly in massive systems which are in the state of merging. The radio emission can usually be classified as relic or halo emission, which are believed to be related to merger shoc
High‐Resolution Near‐Infrared Observations of the Circumstellar Disk System in the Bok Globule CB 26
Publikováno v:
The Astrophysical Journal. 617:418-424
We report on results of near-infrared and optical observations of the mm disk embedded in the Bok globule CB26 (Launhardt & Sargent 2001). The nearinfrared images show a bipolar reflection nebula with a central extinction lane which coincides with th
Autor:
Jens Brunzendorf, H. Meusinger
Publikováno v:
Astronomy and Astrophysics Supplement Series. 139:141-161
We present a homogeneous catalogue of galaxies in the field of the nearby galaxy cluster A 426 (Perseus) based on a survey of digitised Schmidt plates taken with the Tautenburg 2 m telescope in the B band. Accurate positions, morphological types, B 2
Akademický článek
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Publikováno v:
Astronomy and Astrophysics Supplement Series. 124:189-196
We report on the measurement of absolute proper motions of stars of magnitude 7 to 14.5 in a 22 eld in the region of the M 81 group of galaxies. This work is part of the Bonn program for the extragalactic link of Hipparcos. The proper motions were de
Autor:
V. Weiss, H. Meusinger
We compiled a catalogue of about 4000 SDSS quasars including individual estimators V for the variability strength, virial black hole masses M, and mass accretion rates dM/dt from the Davis-Laor scaling relation. We confirm significant anti-correlatio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0717e8c7ed008538c86aea28314675bc
http://arxiv.org/abs/1311.2759
http://arxiv.org/abs/1311.2759
Autor:
H. Meusinger
Publikováno v:
Astrophysics and Space Science. 182:19-34
The frequency distribution of isochrone ages of nearby F and G stars is used in a synthetic approach to the history of the star-formation rate (SFR). On the basis of stellar evolutionary sequences, age distributions are calculated for different assum
Publikováno v:
International Astronomical Union Colloquium. 148:486-489
We report on the present status of an ongoing study of variability and proper motion of quasars based on Tautenburg Schmidt plates of the field around M3. The main aspects are: (i) a thorough investigation of variability of a sample of known quasars