Key statistics
Satellite NADEZHDA 1 at a glance.
Uptime
13311
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 NADEZHDA 1.
Object identification
Identified? True
Debris? False
Object name: NADEZHDA 1
International designator: 1989-050A
Object number (NORAD): 20103
Object ID (CCSDS): 20103
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.74 minutes
Inclination: 82.9613 deg
SMA: 7360.414 km
Apoapsis: 1008.85 km
Periapsis: 955.709 km
RAAN: 79.5253 deg
Eccentricy: 0.00360991
Argument of periapsis: 269.0524 deg
Mean anomaly: 144.8348 deg
Mean motion: 13.74831133 rev/day
Mean motion (dot): 0.00000097 rev/day2
B* drag term: 0.000085837713 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 10:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 7:25 a.m. UTC
TLE line 0: 0 NADEZHDA 1
TLE line 1: 1 20103U 89050A 25346.30924375 .00000097 00000-0 85838-4 0 9993
TLE line 2: 2 20103 82.9613 79.5253 0036099 269.0524 144.8348 13.74831133827770
Live tracking on map
Real-time ground track for satellite NADEZHDA 1.
In-orbit conjunctions
A list of the most updated potential collisions computed for object NADEZHDA 1.
Associated space launch
Civilian navigation satellite equivalent to the purely military Parus
NADEZHDA 1 was lifted into orbit during the mission ‘Kosmos-3M | Nadezhda 4’, on board a Kosmos-3M space rocket.
The launch took place on July 4, 1989, 3:21 p.m. from 133/3 (133L).
For more information about the launch, click the button.
Kosmos-3M | Nadezhda 4
Agency: N/A
Status: Launch Successful
Launch date: July 4, 1989, 3:21 p.m. UTC
Rocket: Kosmos-3M
Launch pad: 133/3 (133L)
Location: Plesetsk Cosmodrome, Russian Federation
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