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http://www.naic.edu/~pradar/asteroids/2001SN263/.
http://www.naic.edu/~pradar/asteroids/2001SN263/.
1. Solar System Studies at AO
... Click on an object in the solar system or choose from the list at left to learn more . The Arecibo Observatory planetary radar is the world's most powerful instrument for post-discovery characterization and orbital refinement of near-Earth objects. ... The Solar System Studies group is a department of the Arecibo Observatory, which is an NSF facility operated under cooperative agreement by SRI International, Universities Space Research Association (USRA), and la Universidad Metropolitana (UMET). ...
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Ссылки http://www.naic.edu/~pradar/ -- 13.5 Кб -- 09.04.2016
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2. http://www.naic.edu/~astro/Links.shtml
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Ссылки http://www.naic.edu/~astro/Links.shtml -- 1.2 Кб -- 01.10.2012
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3. 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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