Key statistics
Satellite COSMOS 1677 at a glance.
Uptime
14621
Days in orbit
Revolutions
≈ 13.9
Per day
Orbit
LEO
Low Earth Orbit
Inclination
64.7
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1677.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1677
International designator: 1985-075A
Object number (NORAD): 15986
Object ID (CCSDS): 15986
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 103.845 minutes
Inclination: 64.6862 deg
SMA: 7318.423 km
Apoapsis: 971.54 km
Periapsis: 909.036 km
RAAN: 342.9298 deg
Eccentricy: 0.00427035
Argument of periapsis: 90.8125 deg
Mean anomaly: 269.7827 deg
Mean motion: 13.86680741 rev/day
Mean motion (dot): -0.00000058 rev/day2
B* drag term: 0.000028357415 1/REarth
Two-line elements (TLE)
Creation date: Sept. 3, 2025, 2:21 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 2, 2025, 3:29 p.m. UTC
TLE line 0: 0 COSMOS 1677
TLE line 1: 1 15986U 85075A 25245.64542301 -.00000058 00000-0 28357-4 0 9990
TLE line 2: 2 15986 64.6862 342.9298 0042703 90.8125 269.7827 13.86680741 18016
Live tracking on map
Real-time ground track for satellite COSMOS 1677.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 1677.
Associated space launch
Active radar satellite for ocean surveillance powered by a nuclear reactor.
COSMOS 1677 was lifted into orbit during the mission ‘Tsiklon-2 | US-A 27’, on board a Tsiklon-2 space rocket.
The launch took place on Aug. 23, 1985, 10:33 p.m. from 90.
For more information about the launch, click the button.
Tsiklon-2 | US-A 27
Agency: N/A
Status: Launch Successful
Launch date: Aug. 23, 1985, 10:33 p.m. UTC
Rocket: Tsiklon-2
Launch pad: 90
Location: Baikonur Cosmodrome, Republic of Kazakhstan
...
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