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Representations of Time Coordinates in FITS
Arnold H. Rots, Peter S. Bunclark, Mark R. Calabretta +3
In a series of three previous papers, formulation and specifics of the representation of World Coordinate Transformations in FITS data have been presented. This fourth paper deals…
A New 1.4GHz Radio Continuum Map of the Sky South of Declination +25 deg
Mark R. Calabretta, Lister Staveley-Smith, David G. Barnes
Archival data from the HI Parkes All-Sky Survey (HIPASS) and the HI Zone of Avoidance (HIZOA) survey have been carefully reprocessed into a new 1.4GHz continuum map of the sky sout…
Representing the "butterfly" projection in FITS - projection code XPH
Mark R. Calabretta, Stuart R. Lowe
The "butterfly" projection is constructed as the polar layout of the HEALPix projection with (H,K) = (4,3). This short article formalises its representation in FITS.
The Australia Telescope 20GHz Survey: Hardware, Observing Strategy, and Scanning Survey Catalog
Paul J. Hancock, Paul Roberts, Michael J. Kesteven +17
The Australia Telescope 20GHz (AT20G) survey is a large area (2π sr), sensitive (40mJy), high frequency (20GHz) survey of the southern sky. The survey was conducted in two parts: a…