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🛰️ SATELLITE · HISTORICAL RECORD

Gerakl' No. 86L

Re-entered 29 Sep 1977

Gerakl' No. 86L (NORAD 10359, COSPAR 1977-089A) was a SU satellite that re-entered Earth's atmosphere on 29 Sep 1977, launched on 16 Sep 1977 on the Zenit-4MKM mission. It was operated by GUKOSR as part of the Zenit-4MKM programme. The spacecraft was built by TSSKB on the Zenit-4MK bus, with a mass of 2,400 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.

1977
launched
1977
re-entered
0
years on orbit
2,400
kg mass

Lifecycle

Launched16 Sep 1977 · on the Zenit-4MKM mission
Operational29 Sep 1977 · entered service
Retired29 Sep 1977 · end of operational service
Re-entered29 Sep 1977 · atmospheric re-entry — object destroyed

Specifications

NORAD ID10359
COSPAR1977-089A
TypeSatellite
OperatorGUKOSR
Country / StateSU
ManufacturerTSSKB
BusZenit-4MK
Mass2,400 kg
ProgrammeZenit-4MKM
CategoryIMG
OrbitLEO (LLEO/I)
Altitude173 × 312 km
Inclination62.8°

Frequently asked questions

What happened to Gerakl' No. 86L?

Gerakl' No. 86L re-entered Earth's atmosphere on 29 Sep 1977, ending a mission that began with its launch in 1977. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Gerakl' No. 86L re-enter the atmosphere?

Gerakl' No. 86L re-entered on 29 Sep 1977, according to Orbital Radar's historical catalogue records.

Who operated and built Gerakl' No. 86L?

Gerakl' No. 86L 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.