Options

coord - treats the first keyword as a Right Ascension and converts HH:MM:SS -> decimal degrees. The second keyword is treated as Declination and converts DD:MM:SS -> decimal degrees. All other fields pass through unscathed.

mod= converts the number to its positive modulo.

iso - treats strings that look like 2007-05-31T19:15:47Z and converts them to to UNIX seconds like 1180664175.