CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1986-0176
PROGRESS 25
PROGRESS 25 (NORAD 16645) was deorbited in a controlled re-entry after a space station visit on 21 April 1986, after 1 month in orbit.
Controlled re-entryOfficial date
NORAD number
16645
International designator
1986-023A
Object type
Spacecraft
Country
USSR
Launched
19 Mar 1986Baikonur Cosmodrome
Re-entered (UTC)
21 Apr 1986UTC calendar day
Time in orbit
1 month33 days
How it ended
Deorbited (controlled re-entry) after a station visit
Latitude range
51.6°N to 51.6°SFinal inclination 51.6°
Mass
7,270 kg
Operator
NPO Energiya
Built by
NPO Energiya
Bus
7K-TG
Programme
Progress
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 monthPROGRESS 25’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 21 Apr 1986
3 entriesFrom the same launch
1986-023
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1986-0176
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1986-0176
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.