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🛰️ SATELLITE · HISTORICAL RECORD

Argon No. 10L

Re-entered 14 Jun 1979

Argon No. 10L (NORAD 11376, COSPAR 1979-045A) was a SU satellite that re-entered Earth's atmosphere on 14 Jun 1979, launched on 31 May 1979 on the Zenit-6 mission. It was operated by GUKOSR as part of the Zenit-6 programme. The spacecraft was built by TSSKB on the Zenit-6 bus, with a mass of 2,655 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.

1979
launched
1979
re-entered
0
years on orbit
2,655
kg mass

Lifecycle

Launched31 May 1979 · on the Zenit-6 mission
Operational14 Jun 1979 · entered service
Retired14 Jun 1979 · end of operational service
Re-entered14 Jun 1979 · atmospheric re-entry — object destroyed

Specifications

NORAD ID11376
COSPAR1979-045A
TypeSatellite
OperatorGUKOSR
Country / StateSU
ManufacturerTSSKB
BusZenit-6
Mass2,655 kg
ProgrammeZenit-6
CategoryIMG
OrbitLEO (LLEO/I)
Altitude324 × 416 km
Inclination62.8°

Frequently asked questions

What happened to Argon No. 10L?

Argon No. 10L re-entered Earth's atmosphere on 14 Jun 1979, ending a mission that began with its launch in 1979. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

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

Argon No. 10L re-entered on 14 Jun 1979, according to Orbital Radar's historical catalogue records.

Who operated and built Argon No. 10L?

Argon No. 10L was operated by GUKOSR and built by TSSKB (SU).

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