Key statistics
Satellite COSMOS 1660 at a glance.
Uptime
14800
Days in orbit
Revolutions
≈ 12.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
73.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1660.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1660
International designator: 1985-047A
Object number (NORAD): 15821
Object ID (CCSDS): 15821
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 116.055 minutes
Inclination: 73.6263 deg
SMA: 7881.366 km
Apoapsis: 1525.257 km
Periapsis: 1481.205 km
RAAN: 65.8716 deg
Eccentricy: 0.0027947
Argument of periapsis: 323.5629 deg
Mean anomaly: 47.939 deg
Mean motion: 12.40796278 rev/day
Mean motion (dot): -0.00000002 rev/day2
B* drag term: 0.00011684 1/REarth
Two-line elements (TLE)
Creation date: Dec. 19, 2025, 9:16 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 19, 2025, 11:57 a.m. UTC
TLE line 0: 0 COSMOS 1660
TLE line 1: 1 15821U 85047A 25353.49820729 -.00000002 00000-0 11684-3 0 9996
TLE line 2: 2 15821 73.6263 65.8716 0027947 323.5629 47.9390 12.40796278835192
Live tracking on map
Real-time ground track for satellite COSMOS 1660.
Associated space launch
A satellite for the GEO-IK geodetic system
COSMOS 1660 was lifted into orbit during the mission ‘Tsiklon-3 | Geo-IK 6’, on board a Tsiklon-3 space rocket.
The launch took place on June 14, 1985, 10:36 a.m. from 32/1.
For more information about the launch, click the button.
Tsiklon-3 | Geo-IK 6
Agency: N/A
Status: Launch Successful
Launch date: June 14, 1985, 10:36 a.m. UTC
Rocket: Tsiklon-3
Launch pad: 32/1
Location: Plesetsk Cosmodrome, Russian Federation
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