P. M. W. Kalberla
University of Bonn
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Featured researches published by P. M. W. Kalberla.
Astronomy and Astrophysics | 2005
P. M. W. Kalberla; W. B. Burton; Dap Hartmann; E. M. Arnal; E. Bajaja; R. Morras; W. G. L. Poppel
We present the final data release of observations of ?21-cm emission from Galactic neutral hydrogen over the entire sky, merging the Leiden/Dwingeloo Survey (LDS: Hartmann & Burton 1997, Atlas of Galactic Neutral Hydrogen) of the sky north of ? = ?30? with the Instituto Argentino de Radioastronomia Survey (IAR: Arnal et al. 2000, AA and Bajaja et al. 2005, A&A, 440, 767) of the sky south of ? = ?25?. The angular resolution of the combined material is HPBW ? 0. ?6. The LSR velocity coverage spans the interval ?450 km s?1 to +400 km s?1, at a resolution of 1.3 kms?1. The data were corrected for stray radiation at the Institute for Radioastronomy of the University of Bonn, refining the original correction applied to the LDS. The rms brightness-temperature noise of the merged database is 0.07?0.09 K. Residual errors in the profile wings due to defects in the correction for stray radiation are for most of the data below a level of 20?40 mK. It would be necessary to construct a telescope with a main beam efficiency of ?MB >? 99% to achieve the same accuracy. The merged and refined material entering the LAB Survey of Galactic HI is intended to be a general resource useful to a wide range of studies of the physical and structural characteristices of the Galactic interstellar environment. The LAB Survey is the most sensitive Milky Way HI survey to date, with the most extensive coverage both spatially and kinematically.
Astronomy and Astrophysics | 2005
C. Brüns; Jürgen Kerp; Lister Staveley-Smith; Ulrich Mebold; Mary E. Putman; R. F. Haynes; P. M. W. Kalberla; Erik M. Muller; Miroslav Filipovic
We present the first fully and uniformly sampled, spatially complete
Astronomy and Astrophysics | 2007
P. M. W. Kalberla; Leonidas Dedes; J. Kerp; Urmas Haud
\ion{H}{i}
Astronomy and Astrophysics | 2008
P. M. W. Kalberla; Leonidas Dedes
survey of the entire Magellanic System with high velocity resolution (
Astronomy and Astrophysics | 2010
P. M. W. Kalberla; N. M. McClure-Griffiths; D. J. Pisano; Mark R. Calabretta; H. Alyson Ford; Felix J. Lockman; Lister Staveley-Smith; J. Kerp; B. Winkel; Tara Murphy; Katherine Newton-McGee
\Delta v = 1.0
Nature | 1999
H. van Woerden; Uj Schwarz; Reynier F. Peletier; Bart P. Wakker; P. M. W. Kalberla
km s -1 ), performed with the Parkes Telescope. Approximately 24 percent of the southern sky was covered by this survey on a ≈ 5´ grid with an angular resolution of
Astronomische Nachrichten | 2011
J. Kerp; B. Winkel; N. Ben Bekhti; L. Flöer; P. M. W. Kalberla
{\it HPBW} = 14\farcm1
Astronomy and Astrophysics | 2016
B. Winkel; J. Kerp; L. Flöer; P. M. W. Kalberla; N. Ben Bekhti; R. Keller; D. Lenz
. A fully automated data-reduction scheme was developed for this survey to handle the large number of
Astrophysical Journal Supplement Series | 2010
B. Winkel; P. M. W. Kalberla; J. Kerp; L. Flöer
\ion{H}{i}
Publications of the Astronomical Society of Australia | 2013
John M. Dickey; N. M. McClure-Griffiths; Steven J. Gibson; José F. Gómez; Hiroshi Imai; Paul A. Jones; Snežana Stanimirović; Jacco Th. van Loon; A. J. Walsh; A. Alberdi; G. Anglada; L. Uscanga; H. Arce; M. Bailey; A. Begum; Bart P. Wakker; N. Ben Bekhti; P. M. W. Kalberla; B. Winkel; Kenji Bekki; Bi Qing For; Lister Staveley-Smith; Tobias Westmeier; Michael G. Burton; Maria Cunningham; J. R. Dawson; S. P. Ellingsen; Philip J. Diamond; J. A. Green; A.S. Hill
spectra (