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🛰️ SATELLITE · HISTORICAL RECORD

Fram No. 4L

Re-entered 8 Jun 1977

Fram No. 4L (NORAD 10021, COSPAR 1977-040A) was a SU satellite that re-entered Earth's atmosphere on 8 Jun 1977, launched on 26 May 1977 on the Fram mission. It was operated by PRIR as part of the Fram programme. The spacecraft was built by TSSKB on the Fram bus, with a mass of 2,455 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
2,455
kg mass

Lifecycle

Launched26 May 1977 · on the Fram mission
Operational8 Jun 1977 · entered service
Retired8 Jun 1977 · end of operational service
Re-entered8 Jun 1977 · atmospheric re-entry — object destroyed

Specifications

NORAD ID10021
COSPAR1977-040A
TypeSatellite
OperatorPRIR
Country / StateSU
ManufacturerTSSKB
BusFram
Mass2,455 kg
ProgrammeFram
CategoryIMG
OrbitLEO (LLEO/I)
Altitude214 × 228 km
Inclination81.4°

Frequently asked questions

What happened to Fram No. 4L?

Fram No. 4L re-entered Earth's atmosphere on 8 Jun 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 Fram No. 4L re-enter the atmosphere?

Fram No. 4L re-entered on 8 Jun 1977, according to Orbital Radar's historical catalogue records.

Who operated and built Fram No. 4L?

Fram No. 4L was operated by PRIR and built by TSSKB (SU).

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