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Soyuz 7K-OK No. 17

Re-entered 19 Jun 1970

Soyuz 7K-OK No. 17 (NORAD 4407, COSPAR 1970-041A) was a SU satellite that re-entered Earth's atmosphere on 19 Jun 1970, launched on 1 Jun 1970 on the Soyuz No. 17 mission. It was operated by TSKBEM as part of the 7K-OK programme. The spacecraft was built by TSKBEM on the 7K-OK bus, with a mass of 2,810 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.

1970
launched
1970
re-entered
0
years on orbit
2,810
kg mass

Lifecycle

Launched1 Jun 1970 · on the Soyuz No. 17 mission
Operational19 Jun 1970 · entered service
Retired19 Jun 1970 · end of operational service
Re-entered19 Jun 1970 · atmospheric re-entry — object destroyed

Specifications

NORAD ID4407
COSPAR1970-041A
TypeSatellite
OperatorTSKBEM
Country / StateSU
ManufacturerTSKBEM
Bus7K-OK
Mass2,810 kg
Programme7K-OK
CategorySS
OrbitLEO (LLEO/I)
Altitude236 × 250 km
Inclination51.7°

Frequently asked questions

What happened to Soyuz 7K-OK No. 17?

Soyuz 7K-OK No. 17 re-entered Earth's atmosphere on 19 Jun 1970, ending a mission that began with its launch in 1970. Objects in low orbits are gradually slowed by atmospheric drag until they fall back and burn up on re-entry.

When did Soyuz 7K-OK No. 17 re-enter the atmosphere?

Soyuz 7K-OK No. 17 re-entered on 19 Jun 1970, according to Orbital Radar's historical catalogue records.

Who operated and built Soyuz 7K-OK No. 17?

Soyuz 7K-OK No. 17 was operated by TSKBEM and built by TSKBEM (SU).

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