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Soyuz 7K-ST No. 12L

Re-entered 20 Aug 1982

Soyuz 7K-ST No. 12L (NORAD 13425, COSPAR 1982-080A) was a SU satellite that re-entered Earth's atmosphere on 20 Aug 1982, launched on 19 Aug 1982 on the Soyuz 7K-ST No. 12L mission. It was operated by NPOE as part of the 7K-ST programme. The spacecraft was built by NPOE on the 7K-ST bus, with a mass of 2,850 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.

1982
launched
1982
re-entered
0
years on orbit
2,850
kg mass

Lifecycle

Launched19 Aug 1982 · on the Soyuz 7K-ST No. 12L mission
Operational10 Dec 1982 · entered service
Retired10 Dec 1982 · end of operational service
Re-entered20 Aug 1982 · atmospheric re-entry — object destroyed

Specifications

NORAD ID13425
COSPAR1982-080A
TypeSatellite
OperatorNPOE
Country / StateSU
ManufacturerNPOE
Bus7K-ST
Mass2,850 kg
Programme7K-ST
CategorySS
OrbitLEO (LLEO/I)
Altitude302 × 326 km
Inclination51.6°

Frequently asked questions

What happened to Soyuz 7K-ST No. 12L?

Soyuz 7K-ST No. 12L re-entered Earth's atmosphere on 20 Aug 1982, ending a mission that began with its launch in 1982. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Soyuz 7K-ST No. 12L re-enter the atmosphere?

Soyuz 7K-ST No. 12L re-entered on 20 Aug 1982, according to Orbital Radar's historical catalogue records.

Who operated and built Soyuz 7K-ST No. 12L?

Soyuz 7K-ST No. 12L was operated by NPOE and built by NPOE (SU).

Historical record from the Orbital Radar satellite archive. Sources & methodology: data sources. Accessed 2026-09-06.