Key statistics
Satellite COSMOS 778 at a glance.
Uptime
18303
Days in orbit
Revolutions
≈ 13.7
Per day
Orbit
LEO
Low Earth Orbit
Inclination
83.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for COSMOS 778.
Object identification
Identified? True
Debris? False
Object name: COSMOS 778
International designator: 1975-103A
Object number (NORAD): 8419
Object ID (CCSDS): 8419
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.74 minutes
Inclination: 82.975 deg
SMA: 7360.412 km
Apoapsis: 998.531 km
Periapsis: 966.023 km
RAAN: 70.756 deg
Eccentricy: 0.0022083
Argument of periapsis: 16.7208 deg
Mean anomaly: 149.3705 deg
Mean motion: 13.74831857 rev/day
Mean motion (dot): 0.00000058 rev/day2
B* drag term: 0.000044645689 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 3:07 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 5:02 p.m. UTC
TLE line 0: 0 COSMOS 778
TLE line 1: 1 08419U 75103A 25347.70997500 .00000058 00000-0 44646-4 0 9997
TLE line 2: 2 08419 82.9750 70.7560 0022083 16.7208 149.3705 13.74831857513105
Live tracking on map
Real-time ground track for satellite COSMOS 778.
Associated space launch
High resolution optical reconnaissance satellite of the Vostok-based Zenit family.
COSMOS 778 was lifted into orbit during the mission ‘Voskhod | Zenit-4MK 52’, on board a Voskhod space rocket.
The launch took place on Nov. 4, 1975, 3:19 p.m. from 43/3 (43L).
For more information about the launch, click the button.
Voskhod | Zenit-4MK 52
Agency: N/A
Status: Launch Successful
Launch date: Nov. 4, 1975, 3:19 p.m. UTC
Rocket: Voskhod
Launch pad: 43/3 (43L)
Location: Plesetsk Cosmodrome, Russian Federation
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