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Soyuz 7K-ST No. 18L

Re-entered 18 Jul 1984

Soyuz 7K-ST No. 18L (NORAD 15119, COSPAR 1984-073A) was a SU satellite that re-entered Earth's atmosphere on 18 Jul 1984, launched on 17 Jul 1984 on the Soyuz 7K-ST No. 18L 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.

1984
launched
1984
re-entered
0
years on orbit
2,850
kg mass

Lifecycle

Launched17 Jul 1984 · on the Soyuz 7K-ST No. 18L mission
Operational29 Jul 1984 · entered service
Retired29 Jul 1984 · end of operational service
Re-entered18 Jul 1984 · atmospheric re-entry — object destroyed

Specifications

NORAD ID15119
COSPAR1984-073A
TypeSatellite
OperatorNPOE
Country / StateSU
ManufacturerNPOE
Bus7K-ST
Mass2,850 kg
Programme7K-ST
CategorySS
OrbitLEO (LLEO/I)
Altitude332 × 354 km
Inclination51.6°

Frequently asked questions

What happened to Soyuz 7K-ST No. 18L?

Soyuz 7K-ST No. 18L re-entered Earth's atmosphere on 18 Jul 1984, ending a mission that began with its launch in 1984. 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. 18L re-enter the atmosphere?

Soyuz 7K-ST No. 18L re-entered on 18 Jul 1984, according to Orbital Radar's historical catalogue records.

Who operated and built Soyuz 7K-ST No. 18L?

Soyuz 7K-ST No. 18L 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.