Name of Satellite, Alternate Names |
SDS-4 (Small Demonstration Satellite-4) |
Country of Operator/Owner |
Japan |
Operator/Owner |
Japan Aerospace Exploration Agency (JAXA) |
Users |
Government |
Purpose |
Technology Development |
Class of Orbit |
LEO |
Type of Orbit |
Sun-Synchronous |
Longitude of GEO (degrees) |
0 |
Perigee (km) |
661 |
Apogee (km) |
673 |
Eccentricity |
0.000852636066505613 |
Inclination (degrees) |
98.2 |
Period (minutes) |
98.1 |
Launch Mass (kg.) |
50 |
Dry Mass (kg.) |
48 |
Power (watts) |
120 |
Date of Launch |
17-05-2012 |
Expected Lifetime |
2 yrs. |
Contractor |
Japan Aerospace Exploration Agency (JAXA) |
Country of Contractor |
Japan |
Launch Site |
Tanegashima Space Center |
Launch Vehicle |
H-2A |
COSPAR Number |
2012-025C |
NORAD Number |
38339 |
Comments |
Several technology demonstration experiments and including an experiment to monitor AIS (Automatic Information System) messages transmitted from ships at sea. |