SDS III-6 (Satellite Data System) NRO L-27, USA 227, Quasar): Know Everything About USA 227

Name Description
Name of Satellite, Alternate Names SDS III-6 (Satellite Data System) NRO L-27, USA 227, Quasar)
Current Official Name of Satellite USA 227
Country/Org of UN Registry USA
Country of Operator/Owner USA
Operator/Owner National Reconnaissance Office (NRO)/US Air Force
Users Military
Purpose Communications
Detailed Purpose Data Relay
Class of Orbit GEO
Longitude of GEO (degrees) 131.06
Perigee (km) 35,770
Apogee (km) 35,803
Eccentricity 3.91E-04
Inclination (degrees) 4.7
Period (minutes) 1436.1
Launch Mass (kg.)
Dry Mass (kg.)
Power (watts)
Date of Launch 02-03-2011
Expected Lifetime (yrs.)
Contractor National Reconnaissance Laboratory
Country of Contractor USA
Launch Site Cape Canaveral
Launch Vehicle Delta 4
COSPAR Number 2011-011A
NORAD Number 37377
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