CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1978-0445
SOYUZ 31
SOYUZ 31 (NORAD 11010) landed after a space station visit on 2 November 1978, after 2 months in orbit.
Official date
NORAD number
11010
International designator
1978-081A
Object type
Spacecraft
Country
USSR
Launched
26 Aug 1978Baikonur Cosmodrome
Landed (UTC)
2 Nov 1978UTC calendar day
Time in orbit
2 months68 days
How it ended
Landed after a station visit
Latitude range
51.6°N to 51.6°SFinal inclination 51.6°
Mass
2,850 kg
Operator
NPO Energiya
Built by
NPO Energiya
Bus
7K-T
Programme
7K-T
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
2 monthsSOYUZ 31’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
1978-081
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1978-0445
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1978-0445
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.