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http://www.naic.edu/~astro/specAOsearch/wappdatap.shtml.
http://www.naic.edu/~astro/specAOsearch/wappdatap.shtml.
1. Pulsar ALFA Project Page
Welcome to the Pulsar ALFA Survey page! ... 15 Oct 2012 the ALFA lid was left on by mistake; data is useless and is deleted. 26 July 2011 - 6 Sep. 2011 ALFA is taken down; Beam 6 is repaired. Mock data . ... 12 June 2011 observations have no data from beam 5 because of raid disk failure. ... 2011 . ... Mock observing HOWTO : setting up and taking survey data. ... New pulsars! ... alfasplit (splits interleaved dual-beam WAPP data files taken with ALFA.) ... Pulsar ALFA Survey Consortium . ...
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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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