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USA 181

active

Signals IntelligenceLEOCOSPAR 2005-004ALaunched 2/3/2005

Mission & Launch

Launch Mission: USA 181 [NOSS16]
Launch Vehicle: Atlas 3B SEC
Launch Date: 2/3/2005

Orbit & Mass

Orbit Class: LEO
Altitude: 1,110 km
Inclination: 63.42 deg
Dry Mass: 1,000 kg
Total Mass: 1,000 kg

Payload Classification

Mission Type

Signals Intelligence

Payload Category

SIG*

Payload Class

D

Organizations

Operator: U.S. National Reconnaissance Office (NRO)
Manufacturer: Lockheed Martin

Constellation

Name: NOSS / Intruder
Active Satellites: 15

Registry

COSPAR ID: 2005-004A
UN Registration: ST/SG/SER.E/469