Key statistics
Satellite COSMOS 1635 at a glance.
Uptime
14659
Days in orbit
Revolutions
≈ 12.4
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1635.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1635
International designator: 1985-023A
Object number (NORAD): 15617
Object ID (CCSDS): 15617
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 115.825 minutes
Inclination: 74.0563 deg
SMA: 7870.99 km
Apoapsis: 1511.732 km
Periapsis: 1473.977 km
RAAN: 67.2317 deg
Eccentricy: 0.0023984
Argument of periapsis: 39.2843 deg
Mean anomaly: 133.9182 deg
Mean motion: 12.43250804 rev/day
Mean motion (dot): -0.00000016 rev/day2
B* drag term: -0.0000032422 1/REarth
Two-line elements (TLE)
Creation date: May 9, 2025, 2:46 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 8, 2025, 3:02 p.m. UTC
TLE line 0: 0 COSMOS 1635
TLE line 1: 1 15617U 85023A 25128.62647802 -.00000016 00000-0 -32422-5 0 9998
TLE line 2: 2 15617 74.0563 67.2317 0023984 39.2843 133.9182 12.43250804821432
Live tracking on map
Real-time ground track for satellite COSMOS 1635.
In-orbit conjunctions
A list of the most updated potential collisions computed for object COSMOS 1635.
Associated space launch
Military communications satellites
COSMOS 1635 was lifted into orbit during the mission ‘Kosmos-3M | Strela-1M 289-296’, on board a Kosmos-3M space rocket.
The launch took place on March 21, 1985, 12:08 a.m. from 132/2.
For more information about the launch, click the button.
Kosmos-3M | Strela-1M 289-296
Agency: N/A
Status: Launch Successful
Launch date: March 21, 1985, 12:08 a.m. UTC
Rocket: Kosmos-3M
Launch pad: 132/2
Location: Plesetsk Cosmodrome, Russian Federation
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