Tag Name  (Case Sensitive)	Meaning	Unit	Value Range
ArcMin	Arcminute	Arcminute	0 to 59
ArcSec	Arcsecond	Arcsecond	0 to 59.99999…
CTD	Clock Time of Day	Day	0 to .99999…
Day	Day	Day	0 to 31
Degree	Degree	Degree	Positive Integer
DMSSign	Sign of a d:m:s value	1 means positive -1 means negative	1 or -1
Error	Error		Error Number
Hour	Hour	Hour	0 to 23
MJD	Modified Julian Day	Day	-2400000.5 to 2973484.99999...
Month	Month	Month	1 to 12
SDY	Solar Day of Year	Day	1 to 365.99999…
TimeZone	Timezone	Hour	-13 to 12
TMin	Minute of Time	Minute of Time	0 to 59
TSec	Second of Time	Second of Time	0 to 59.99999…
UTD	Universal Time Day	Day	0 to .99999…
Year	Year	Year	-4712 to 9999