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Yantar'-2K No. 4L

Re-entered 11 Mar 1976

Yantar'-2K No. 4L (NORAD 8699, COSPAR 1976-018A) was a SU satellite that re-entered Earth's atmosphere on 11 Mar 1976, launched on 20 Feb 1976 on the Yantar'-2K No. 4 mission. It was operated by TSSKB as part of the Feniks programme. The spacecraft was built by TSSKB on the Yantar'-2K bus, with a mass of 2,886 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.

1976
launched
1976
re-entered
0
years on orbit
2,886
kg mass

Lifecycle

Launched20 Feb 1976 · on the Yantar'-2K No. 4 mission
Operational11 Mar 1976 · entered service
Retired11 Mar 1976 · end of operational service
Re-entered11 Mar 1976 · atmospheric re-entry — object destroyed

Specifications

NORAD ID8699
COSPAR1976-018A
TypeSatellite
OperatorTSSKB
Country / StateSU
ManufacturerTSSKB
BusYantar'-2K
Mass2,886 kg
ProgrammeFeniks
CategoryIMG
OrbitLEO (LLEO/I)
Altitude169 × 324 km
Inclination67.1°

Frequently asked questions

What happened to Yantar'-2K No. 4L?

Yantar'-2K No. 4L re-entered Earth's atmosphere on 11 Mar 1976, ending a mission that began with its launch in 1976. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Yantar'-2K No. 4L re-enter the atmosphere?

Yantar'-2K No. 4L re-entered on 11 Mar 1976, according to Orbital Radar's historical catalogue records.

Who operated and built Yantar'-2K No. 4L?

Yantar'-2K No. 4L was operated by TSSKB and built by TSSKB (SU).

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