Keyword Posn Type Description ------- ---- ---- ----------- INP 1 UNIV The input container dataset DEV 2 CHAR Destination of text output Hidden default = TERMINAL EDIT - LOGICAL Whether editing required Hidden default = NO (The following all have hidden default=! ie no change) TARGET - CHAR OBSERVER - CHAR OBSERVATORY - CHAR INSTRUMENT - CHAR AXIS_RA - DOUBLE AXIS_DEC - DOUBLE FIELD_RA - DOUBLE FIELD_DEC - DOUBLE POSITION_ANGLE DOUBLE EQUINOX - INT BASE_DATE - CHAR BASE_MJD - INT BASE_UTC - DOUBLE BASE_TAI - DOUBLE OBS_LENGTH - REAL EXPOSURE_TIME REAL