AprizeSat-3 and -4 Mission

Objectives and Applications

AprizeSat-3 and -4 are two microsatellites of Aprize Satellite Inc. of Fairfax, VA, USA built by SpaceQuest Ltd. of Fairfax, VA. The objective is to demonstrate AIS (Automatic Identification System) instrument technology for the detection of ships on the oceans. SpaceQuest, Ltd. is the technology arm of Aprize Satellite Inc., a provider of low-cost wireless services for worldwide asset tracking and data monitoring.

Mission Summary

Full Name
Aprize Satellite -3 and -4
Mission Status
Mission complete
Mission Agencies
Aprize Satellite Inc.
Launch Date
29 Jul 2009
Mission Links
EOL Date
29 Jul 2019
EO Portal Info

Orbit Details

Orbit Type
Sun-synchronous
Orbit Period
97.7 minutes
Orbit Sense
Ascending
Orbit Inclination
98.13 deg
Orbit Altitude
686 km
Orbit Longitude
Orbit LST
Repeat Cycle
NORAD Catalog #
International Designator

Mission Instruments

Mission Measurements

OpenSearch Datasets

No IDN OpenSearch datasets found.