Key statistics
Satellite COSMOS 1900 DEB at a glance.
Uptime
13882
Days in orbit
Revolutions
≈ 14.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
66.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1900 DEB.
Object identification
Identified? True
Debris? True
Object name: COSMOS 1900 DEB
International designator: 1987-101F
Object number (NORAD): 43501
Object ID (CCSDS): 43501
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: SMALL
Orbital parameters
Period: 98.744 minutes
Inclination: 66.0813 deg
SMA: 7076.775 km
Apoapsis: 726.681 km
Periapsis: 670.598 km
RAAN: 163.3219 deg
Eccentricy: 0.00396247
Argument of periapsis: 219.8301 deg
Mean anomaly: 139.9897 deg
Mean motion: 14.58309448 rev/day
Mean motion (dot): 0.00000959 rev/day2
B* drag term: 0.0002274313 1/REarth
Two-line elements (TLE)
Creation date: Dec. 13, 2025, 5:47 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 5:22 a.m. UTC
TLE line 0: 0 COSMOS 1900 DEB
TLE line 1: 1 43501U 87101F 25347.22366669 .00000959 00000-0 22743-3 0 9995
TLE line 2: 2 43501 66.0813 163.3219 0039625 219.8301 139.9897 14.58309448209152
Live tracking on map
Real-time ground track for satellite COSMOS 1900 DEB.
Associated space launch
Active radar satellite for ocean surveillance powered by a nuclear reactor.
COSMOS 1900 DEB was lifted into orbit during the mission ‘Tsiklon-2 | US-A 31’, on board a Tsiklon-2 space rocket.
The launch took place on Dec. 12, 1987, 5:40 a.m. from 90.
For more information about the launch, click the button.
Tsiklon-2 | US-A 31
Agency: N/A
Status: Launch Successful
Launch date: Dec. 12, 1987, 5:40 a.m. UTC
Rocket: Tsiklon-2
Launch pad: 90
Location: Baikonur Cosmodrome, Republic of Kazakhstan
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