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🛰️ SATELLITE · HISTORICAL RECORD

Feniks No. 20L (951)

Re-entered 14 Aug 1981

Feniks No. 20L (951) (NORAD 12588, COSPAR 1981-066A) was a SU satellite that re-entered Earth's atmosphere on 14 Aug 1981, launched on 15 Jul 1981 on the Feniks No. 951 mission. It was operated by GUKOS as part of the Feniks programme. The spacecraft was built by TSSKB on the Yantar'-2K bus, with a mass of 2,886 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.

1981
launched
1981
re-entered
0
years on orbit
2,886
kg mass

Lifecycle

Launched15 Jul 1981 · on the Feniks No. 951 mission
Operational14 Aug 1981 · entered service
Retired14 Aug 1981 · end of operational service
Re-entered14 Aug 1981 · atmospheric re-entry — object destroyed

Specifications

NORAD ID12588
COSPAR1981-066A
TypeSatellite
OperatorGUKOS
Country / StateSU
ManufacturerTSSKB
BusYantar'-2K
Mass2,886 kg
ProgrammeFeniks
CategoryIMG
OrbitLEO (LLEO/I)
Altitude163 × 315 km
Inclination64.9°

Frequently asked questions

What happened to Feniks No. 20L (951)?

Feniks No. 20L (951) re-entered Earth's atmosphere on 14 Aug 1981, ending a mission that began with its launch in 1981. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Feniks No. 20L (951) re-enter the atmosphere?

Feniks No. 20L (951) re-entered on 14 Aug 1981, according to Orbital Radar's historical catalogue records.

Who operated and built Feniks No. 20L (951)?

Feniks No. 20L (951) was operated by GUKOS and built by TSSKB (SU).

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