Key statistics
Satellite COSMOS 1642 at a glance.
Uptime
14781
Days in orbit
Revolutions
≈ 12.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
74.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 1642.
Object identification
Identified? True
Debris? False
Object name: COSMOS 1642
International designator: 1985-023H
Object number (NORAD): 15624
Object ID (CCSDS): 15624
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 114.614 minutes
Inclination: 74.0561 deg
SMA: 7816.03 km
Apoapsis: 1478.224 km
Periapsis: 1397.565 km
RAAN: 147.8752 deg
Eccentricy: 0.00515982
Argument of periapsis: 261.0563 deg
Mean anomaly: 167.2879 deg
Mean motion: 12.56387054 rev/day
Mean motion (dot): 0.00000003 rev/day2
B* drag term: 0.00011610575 1/REarth
Two-line elements (TLE)
Creation date: Sept. 7, 2025, 3:09 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 6, 2025, 8:40 p.m. UTC
TLE line 0: 0 COSMOS 1642
TLE line 1: 1 15624U 85023H 25249.86174931 .00000003 00000-0 11611-3 0 9993
TLE line 2: 2 15624 74.0561 147.8752 0051598 261.0563 167.2879 12.56387054855883
Live tracking on map
Real-time ground track for satellite COSMOS 1642.
Associated space launch
Military communications satellites
COSMOS 1642 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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