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http://www.naic.edu/vscience/publtion/pub07-08.htm.
http://www.naic.edu/vscience/publtion/pub07-08.htm.
1. http://www.naic.edu/~rminchin/press/VIRGOHI21_press_release.doc
New evidence for a Dark Galaxy FOR RELEASE: Thursday January 12, 2006 9:20 AM EST New evidence that VIRGOHI 21, a mysterious cloud of hydrogen in the Virgo Cluster 50 million light-years from the Earth, is a Dark Galaxy was presented today at the American Astronomical Society meeting in Washington, D. C. by an international team led by astronomers from the National Science Foundation's Arecibo Observatory and from Cardiff University in the United Kingdom. ...
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Ссылки http://www.naic.edu/~rminchin/press/VIRGOHI21_press_release.doc -- 79.0 Кб -- 07.01.2006
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2. http://www.naic.edu/~phil/mbeam/hipass.pdf
... 2.3 Data acquisition Spectra generated by the Multibeam correlator contain the usual structure seen in spectra from other H i instruments: a bandpass spectrum which is the sum of the sky , ground and receiver temperatures multiplied by the product of the filters in the receiver chain; superimposed on this is a noise ... Note also that sources extended much beyond ,40 arcmin can be imaged poorly in HIPASS images because of the bandpass sidelobe effect described in Section 3.3. ...
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Ссылки http://www.naic.edu/~phil/mbeam/hipass.pdf -- 370.1 Кб -- 14.03.2003
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