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🛰️ SATELLITE · HISTORICAL RECORD

Oktan No. 10L

Re-entered 6 Jul 1983

Oktan No. 10L (NORAD 14089, COSPAR 1983-050A) was a SU satellite that re-entered Earth's atmosphere on 6 Jul 1983, launched on 26 May 1983 on the Oktan No. 250 mission. It was operated by GUKOS as part of the Oktan programme. The spacecraft was built by TSSKB on the Yantar'-4K1 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.

1983
launched
1983
re-entered
0
years on orbit
2,886
kg mass

Lifecycle

Launched26 May 1983 · on the Oktan No. 250 mission
Operational6 Jul 1983 · entered service
Retired6 Jul 1983 · end of operational service
Re-entered6 Jul 1983 · atmospheric re-entry — object destroyed

Specifications

NORAD ID14089
COSPAR1983-050A
TypeSatellite
OperatorGUKOS
Country / StateSU
ManufacturerTSSKB
BusYantar'-4K1
Mass2,886 kg
ProgrammeOktan
CategoryIMG
OrbitLEO (LLEO/I)
Altitude166 × 287 km
Inclination64.9°

Frequently asked questions

What happened to Oktan No. 10L?

Oktan No. 10L re-entered Earth's atmosphere on 6 Jul 1983, ending a mission that began with its launch in 1983. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Oktan No. 10L re-enter the atmosphere?

Oktan No. 10L re-entered on 6 Jul 1983, according to Orbital Radar's historical catalogue records.

Who operated and built Oktan No. 10L?

Oktan No. 10L 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.