🛰️ SATELLITE · HISTORICAL RECORD
L-1e No. 2K
Retired 1971L-1e No. 2K (NORAD 4786, COSPAR 1970-103A) is a retired SU satellite, withdrawn from service around 10 Feb 1971, launched on 2 Dec 1970 on the L-1e No. 2K mission. It was operated by TSKBEM as part of the L-1e programme. The spacecraft was built by TSKBEM on the 7K-L1e bus, with a mass of 2,800 kg. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.
1970
launched
1971
retired
56
years on orbit
2,800
kg mass
Lifecycle
Launched2 Dec 1970 · on the L-1e No. 2K mission
Operational10 Feb 1971 · entered service
Retired10 Feb 1971 · end of operational service
StatusOn orbit (not live-tracked)
Specifications
NORAD ID4786
COSPAR1970-103A
TypeSatellite
OperatorTSKBEM
Country / StateSU
ManufacturerTSKBEM
Bus7K-L1e
Mass2,800 kg
ProgrammeL-1e
CategorySS
OrbitMEO (MEO)
Altitude2,579 × 5,077 km
Inclination55.9°
Frequently asked questions
What happened to L-1e No. 2K?
L-1e No. 2K was retired from service around 10 Feb 1971 after launching in 1970. It is no longer operational but remains catalogued.
Who operated and built L-1e No. 2K?
L-1e No. 2K was operated by TSKBEM and built by TSKBEM (SU).
Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.