File Formats: Source Table: Primary Extension

The primary HDU is mostly empty. The header keywords contain the standard set of information for an empty primary extension, plus the extra data described here. 'A' type data corresponds to string values in standard FITS nomenclature.

Keyword	Type	Description
CREATOR	A	The name and version of the software that compiled the catalogue from OM pipeline products.
VERSION	A	The version number of the catalogue.
DATE	23A	The creation date of the catalogue in the form YYYY-MM-DDTHH:MM:SS.SSS

Additionally, a series of COMMENT keywords describes the locations of html and published documents describing the content and format of the catalogue.