Soyuz 7K-OK(A) No. 12

Re-entered 16 Jan 1969

Soyuz 7K-OK(A) No. 12 (NORAD 3654, COSPAR 1969-004A) was a SU satellite that re-entered Earth's atmosphere on 16 Jan 1969, launched on 14 Jan 1969 on the Soyuz No. 12 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.

1969

launched

1969

re-entered

years on orbit

2,810

kg mass

Lifecycle

Launched14 Jan 1969 · on the Soyuz No. 12 mission

Operational17 Jan 1969 · entered service

Retired17 Jan 1969 · end of operational service

Re-entered16 Jan 1969 · atmospheric re-entry — object destroyed

Specifications

NORAD ID3654

COSPAR1969-004A

TypeSatellite

OperatorTSKBEM

Country / StateSU

ManufacturerTSKBEM

Bus7K-OK

Mass2,810 kg

Programme7K-OK

CategorySS

OrbitLEO (LLEO/I)

Altitude206 × 224 km

Inclination51.7°

Frequently asked questions

What happened to Soyuz 7K-OK(A) No. 12?

Soyuz 7K-OK(A) No. 12 re-entered Earth's atmosphere on 16 Jan 1969, ending a mission that began with its launch in 1969. 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(A) No. 12 re-enter the atmosphere?

Soyuz 7K-OK(A) No. 12 re-entered on 16 Jan 1969, according to Orbital Radar's historical catalogue records.

Who operated and built Soyuz 7K-OK(A) No. 12?

Soyuz 7K-OK(A) No. 12 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.

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