Key statistics
Satellite COSMOS 1999 at a glance.
Uptime
13360
Days in orbit
Revolutions
≈ 12.7
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1999.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1999
International designator: 1989-009F
Object number (NORAD): 19790
Object ID (CCSDS): 19790
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 113.767 minutes
Inclination: 82.6208 deg
SMA: 7777.479 km
Apoapsis: 1414.741 km
Periapsis: 1383.947 km
RAAN: 146.6629 deg
Eccentricy: 0.00197971
Argument of periapsis: 142.7063 deg
Mean anomaly: 31.0493 deg
Mean motion: 12.65739889 rev/day
Mean motion (dot): 0.00000047 rev/day2
B* drag term: 0.00019394932 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 6:18 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 8, 2025, 12:10 p.m. UTC
TLE line 0: 0 COSMOS 1999
TLE line 1: 1 19790U 89009F 25251.50695213 .00000047 00000-0 19395-3 0 9999
TLE line 2: 2 19790 82.6208 146.6629 0019797 142.7063 31.0493 12.65739889689612
Live tracking on map
Real-time ground track for satellite COSMOS 1999.
Associated space launch
Film-return reconnaissance satellite
COSMOS 1999 was lifted into orbit during the mission ‘Soyuz U | Zenit-8 76’, on board a Soyuz U space rocket.
The launch took place on Feb. 10, 1989, 4:55 p.m. from 41/1.
For more information about the launch, click the button.
Soyuz U | Zenit-8 76
Agency: N/A
Status: Launch Successful
Launch date: Feb. 10, 1989, 4:55 p.m. UTC
Rocket: Soyuz U
Launch pad: 41/1
Location: Plesetsk Cosmodrome, Russian Federation
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