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🛰️ SATELLITE · HISTORICAL RECORD

Orion No. 9L

Re-entered 23 Sep 1975

Orion No. 9L (NORAD 8275, COSPAR 1975-084A) was a SU satellite that re-entered Earth's atmosphere on 23 Sep 1975, launched on 12 Sep 1975 on the Zenit-4MT mission. It was operated by TSSKB as part of the Orion programme. The spacecraft was built by TSSKB on the Zenit-4MT bus, with a mass of 2,200 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.

1975
launched
1975
re-entered
0
years on orbit
2,200
kg mass

Lifecycle

Launched12 Sep 1975 · on the Zenit-4MT mission
Operational23 Sep 1975 · entered service
Retired23 Sep 1975 · end of operational service
Re-entered23 Sep 1975 · atmospheric re-entry — object destroyed

Specifications

NORAD ID8275
COSPAR1975-084A
TypeSatellite
OperatorTSSKB
Country / StateSU
ManufacturerTSSKB
BusZenit-4MT
Mass2,200 kg
ProgrammeOrion
CategoryIMG
OrbitLEO (LLEO/I)
Altitude228 × 275 km
Inclination62.8°

Frequently asked questions

What happened to Orion No. 9L?

Orion No. 9L re-entered Earth's atmosphere on 23 Sep 1975, ending a mission that began with its launch in 1975. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Orion No. 9L re-enter the atmosphere?

Orion No. 9L re-entered on 23 Sep 1975, according to Orbital Radar's historical catalogue records.

Who operated and built Orion No. 9L?

Orion No. 9L 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.