Key statistics
Satellite COSMOS 778 at a glance.
Uptime
18144
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: 104.741 minutes
Inclination: 82.9735 deg
SMA: 7360.478 km
Apoapsis: 999.549 km
Periapsis: 965.137 km
RAAN: 187.7869 deg
Eccentricy: 0.0023376
Argument of periapsis: 95.8663 deg
Mean anomaly: 282.9249 deg
Mean motion: 13.74813316 rev/day
Mean motion (dot): 0.00000053 rev/day2
B* drag term: 0.000038971 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 10:50 p.m. UTC
TLE line 0: 0 COSMOS 778
TLE line 1: 1 08419U 75103A 25188.95192160 .00000053 00000-0 38971-4 0 9995
TLE line 2: 2 08419 82.9735 187.7869 0023376 95.8663 282.9249 13.74813316491290
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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