CERTIFICATE OF RE-ENTRYOrbital Register™ · by Orbital Radar™
Entry no.
2019-0246
COSMOS 2521
COSMOS 2521 (NORAD 42919) re-entered Earth’s atmosphere on 12 September 2019, after 2 years, 2 months in orbit.
Official date
NORAD number
42919
International designator
2017-037D
Object type
Spacecraft
Country
Russia
Launched
23 Jun 2017Plesetsk Cosmodrome
Re-entered (UTC)
12 Sep 2019UTC calendar day
Time in orbit
2 years, 2 months811 days
How it ended
Re-entered (natural decay)
Latitude range
82.2°N to 82.2°SFinal inclination 97.8°
Mass
100 kg
Operator
TsNIIKhM
Built by
TsNIIKhM
Bus
Nivelir
Programme
Nivelir
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 97.8°, allowed a re-entry anywhere between 82.2°N and 82.2°S.
Life in orbit
2 years, 2 monthsCOSMOS 2521’s lowest and highest points above Earth, week by week, from its tracking history.
From the same launch
2017-037
Entered in the Orbital Register™, founding volume, September 2026.
Record version 1 · No corrections · orbitalradar.com/register/2019-0246
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.
Record version 1 · No corrections · orbitalradar.com/register/2019-0246
© 2026 Orbital Radar. Cite this entry by its number; the register itself may not be copied.