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🛰️ SATELLITE · HISTORICAL RECORD

Germes No. 21L

Re-entered 13 Feb 1974

Germes No. 21L (NORAD 7104, COSPAR 1974-004A) was a SU satellite that re-entered Earth's atmosphere on 13 Feb 1974, launched on 30 Jan 1974 on the Zenit-4MK mission. It was operated by GUKOSR as part of the Zenit-4MK programme. The spacecraft was built by TSSKB on the Zenit-4MK bus, with a mass of 2,310 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.

1974
launched
1974
re-entered
0
years on orbit
2,310
kg mass

Lifecycle

Launched30 Jan 1974 · on the Zenit-4MK mission
Operational13 Feb 1974 · entered service
Retired13 Feb 1974 · end of operational service
Re-entered13 Feb 1974 · atmospheric re-entry — object destroyed

Specifications

NORAD ID7104
COSPAR1974-004A
TypeSatellite
OperatorGUKOSR
Country / StateSU
ManufacturerTSSKB
BusZenit-4MK
Mass2,310 kg
ProgrammeZenit-4MK
CategoryIMG
OrbitLEO (LLEO/I)
Altitude201 × 344 km
Inclination72.8°

Frequently asked questions

What happened to Germes No. 21L?

Germes No. 21L re-entered Earth's atmosphere on 13 Feb 1974, ending a mission that began with its launch in 1974. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Germes No. 21L re-enter the atmosphere?

Germes No. 21L re-entered on 13 Feb 1974, according to Orbital Radar's historical catalogue records.

Who operated and built Germes No. 21L?

Germes No. 21L 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.