🛰️ SATELLITE · HISTORICAL RECORD
NNS O-6
Retired 1966NNS O-6 (NORAD 1864, COSPAR 1965-109A) is a retired US satellite, withdrawn from service around 5 Aug 1966, launched on 22 Dec 1965 on the NNS O-6 mission. It was operated by BUWEPS as part of the NNS A programme. The spacecraft was built by APL on the Transit 5 bus, with a mass of 51 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.
1965
launched
1966
retired
61
years on orbit
51
kg mass
Lifecycle
Launched22 Dec 1965 · on the NNS O-6 mission
Operational5 Aug 1966 · entered service
Retired5 Aug 1966 · end of operational service
StatusOn orbit (not live-tracked)
Specifications
NORAD ID1864
COSPAR1965-109A
TypeSatellite
OperatorBUWEPS
Country / StateUS
ManufacturerAPL
BusTransit 5
Mass51 kg
ProgrammeNNS A
CategoryNAV
OrbitLEO (LEO/P)
Altitude907 × 1,084 km
Inclination89.1°
Frequently asked questions
What happened to NNS O-6?
NNS O-6 was retired from service around 5 Aug 1966 after launching in 1965. It is no longer operational but remains catalogued.
Who operated and built NNS O-6?
NNS O-6 was operated by BUWEPS and built by APL (US).
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.