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🛰️ SATELLITE · HISTORICAL RECORD

L-1 No. 14

Re-entered 21 Oct 1970

L-1 No. 14 (NORAD 4591, COSPAR 1970-088A) was a SU satellite that re-entered Earth's atmosphere on 21 Oct 1970, launched on 20 Oct 1970 on the L-1 No. 14 mission. It was operated by TSKBEM as part of the L-1 programme. The spacecraft was built by TSKBEM on the 7K-L1 bus, with a mass of 2,800 kg. Like most satellites in low orbits, it was gradually slowed by atmospheric drag until re-entry. Historical record from Orbital Radar's satellite archive, cross-referenced with the live satellite catalogue.

1970
launched
1970
re-entered
0
years on orbit
2,800
kg mass

Lifecycle

Launched20 Oct 1970 · on the L-1 No. 14 mission
Operational27 Oct 1970 · entered service
Retired27 Oct 1970 · end of operational service
Re-entered21 Oct 1970 · atmospheric re-entry — object destroyed

Specifications

NORAD ID4591
COSPAR1970-088A
TypeSatellite
OperatorTSKBEM
Country / StateSU
ManufacturerTSKBEM
Bus7K-L1
Mass2,800 kg
ProgrammeL-1
CategorySS
OrbitBEO (CLO)
Altitude200 × 400,000 km
Inclination51.6°

Frequently asked questions

What happened to L-1 No. 14?

L-1 No. 14 re-entered Earth's atmosphere on 21 Oct 1970, ending a mission that began with its launch in 1970. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did L-1 No. 14 re-enter the atmosphere?

L-1 No. 14 re-entered on 21 Oct 1970, according to Orbital Radar's historical catalogue records.

Who operated and built L-1 No. 14?

L-1 No. 14 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.