... R2311 Date Received: 2007-Feb-01 15:51:36 Technical Page Proposal Type: General Category: Observation Category: Total Time Requested: Minimum Useful Time: Prop osal Title: ABSTRACT: Regular Planetary Radar Solar System 27 Hours 2 hr, including 1 hr setup Radar Polarimetry of Near-Earth Asteroids We propose S-band (12.6 cm) radar observations of the asteroids 2005 NW44, 2005 GL, and 2005 WJ56 in order to study the surface physical properties and search for the presence or absence of regolith. ...
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... 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. ...