CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
1990-0137
Kosmos-2059 SS 9
ESO
Kosmos-2059 SS 9 (NORAD 20492) re-entered Earth’s atmosphere on 5 March 1990, after 27 days in orbit.
Official dateIdentified from the historical record
NORAD number
20492
International designator
1990-012L
Object type
Spacecraft
Official listing
SL-8 DEBListed as a fragment
Country
USSR
Launched
6 Feb 1990Plesetsk Cosmodrome
Re-entered (UTC)
5 Mar 1990UTC calendar day
Time in orbit
27 days27 days
How it ended
Re-entered (natural decay)
Latitude range
65.6°N to 65.6°SFinal inclination 65.6°
Mass
5 kg
Operator
PVO
Built by
Southern SDB
Bus
ESO
Programme
ESO
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 65.6°, allowed a re-entry anywhere between 65.6°N and 65.6°S.
Life in orbit
27 daysKosmos-2059 SS 9’s lowest and highest points above Earth, week by week, from its tracking history.
Also ended on 5 Mar 1990
2 entriesFrom the same launch
1990-012
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/1990-0137
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/1990-0137
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.