Tracking and Data Relay Satellite System
NORAD ID: 37840
Int'l Code: 2011-058C
Perigee: 853.8 km
Apogee: 874.0 km
Inclination: 20.0 °
Period: 102.1 minutes
Semi major axis: 7234 km
Launch date: October 12, 2011
Source: Luxembourg (LUXE)
Comments: VESSELSAT 1 spacecraft will be used to relay identification and tracking data from ships at sea. VesselSat 1 will supplement Orbcomm's constellation of 18 Automated Identification System (AIS) enabled satellites that are currently under construction. The satellite is equipped with two AIS receivers and will provide additional capacity, higher refresh rates and improved message delivery speeds for ORBCOMM AIS users worldwide.
Two Line Element Set (TLE):
1 37840U 11058C 15028.29175123 .00000337 00000-0 39616-4 0 435
2 37840 019.9704 349.1436 0013955 253.5561 106.3327 14.10759655170221
Source: AFSPC
NASA's NSSDC Master Catalog entry for VESSELSAT 1
