June 29, 2021

Orbit Count Text File


CASSIOPE SPACECRAFT (Swarm-E)
PROCESSED DATA HANDBOOK

Orbit Count Text File


The Orbit Count Text File keeps tally of every orbit since mission start. It defines what orbit number CASSIOPE is on, the MJD2000 and Gregorian date, the time the orbit starts (north heading equatorial crossing), longitude of the orbit start and where the data was derived from.

Orbit Count Text File format:

Header%orbitMJD2000dateUTphi_ANSource
DescriptionOrbit NumberOrbit start date/time in MJD2000Orbit start dateOrbit start time UTCLongitude of orbit start0 = TLE
1= Definitive Ephemeris
UnitsCountRealYYYY-MM-DDHH:MM:SS.sssRealN/A