CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1985-0287
SOYUZ-T 12 ORBIT MODULE
SOYUZ-T 12 ORBIT MODULE (NORAD 15136) re-entered Earth’s atmosphere on 28 August 1985, after 1 year, 1 month in orbit.
Official date
NORAD number
15136
International designator
1984-073C
Object type
Spacecraft
Country
USSR
Launched
17 Jul 1984Baikonur Cosmodrome
Re-entered (UTC)
28 Aug 1985UTC calendar day
Time in orbit
1 year, 1 month407 days
How it ended
Re-entered (natural decay)
Latitude range
51.6°N to 51.6°SFinal inclination 51.6°
Mass
1,250 kg
Operator
NPO Energiya
Built by
NPO Energiya
Bus
Soyuz BO
Where it came down
Latitude band its orbit allowedExact position not recorded
No position was recorded for this re-entry. Its final orbit, inclined at 51.6°, allowed a re-entry anywhere between 51.6°N and 51.6°S.
Life in orbit
1 year, 1 monthSOYUZ-T 12 ORBIT MODULE’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 28 Aug 1985
1 entryFrom the same launch
1984-073
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1985-0287
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1985-0287
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.