🛰️ SATELLITE · HISTORICAL RECORD
US-A No. 211 ROCh
Retired 1968US-A No. 211 ROCh (NORAD 3158, COSPAR 1968-023A) is a retired SU satellite, withdrawn from service around 22 Mar 1968, launched on 22 Mar 1968 on the US-A reactor mission. It was operated by TSKBM as part of the US-A programme. The spacecraft was built by TSKBM/KB1 on the US-A reactor bus, with a mass of 1,140 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.
1968
launched
1968
retired
58
years on orbit
1,140
kg mass
Lifecycle
Launched22 Mar 1968 · on the US-A reactor mission
Operational22 Mar 1968 · entered service
Retired22 Mar 1968 · end of operational service
StatusOn orbit (not live-tracked)
Specifications
NORAD ID3158
COSPAR1968-023A
TypeSatellite
OperatorTSKBM
Country / StateSU
ManufacturerTSKBM/KB1
BusUS-A reactor
Mass1,140 kg
ProgrammeUS-A
CategorySIG
OrbitLEO (LEO/I)
Altitude869 × 945 km
Inclination65.3°
Frequently asked questions
What happened to US-A No. 211 ROCh?
US-A No. 211 ROCh was retired from service around 22 Mar 1968 after launching in 1968. It is no longer operational but remains catalogued.
Who operated and built US-A No. 211 ROCh?
US-A No. 211 ROCh was operated by TSKBM and built by TSKBM/KB1 (SU).
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.