Key statistics
Satellite SL-14 R/B at a glance.
Uptime
12452
Days in orbit
Revolutions
≈ 12.6
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for SL-14 R/B.
Object identification
Identified? True
Debris? False
Object name: SL-14 R/B
International designator: 1991-077G
Object number (NORAD): 21785
Object ID (CCSDS): 21785
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 114.733 minutes
Inclination: 82.5963 deg
SMA: 7821.416 km
Apoapsis: 1474.028 km
Periapsis: 1412.534 km
RAAN: 122.2625 deg
Eccentricy: 0.00393113
Argument of periapsis: 82.9003 deg
Mean anomaly: 305.3035 deg
Mean motion: 12.55089467 rev/day
Mean motion (dot): 0.00000009 rev/day2
B* drag term: -0.000009141136 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 6:24 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 14, 2025, 8:08 a.m. UTC
TLE line 0: 0 SL-14 R/B
TLE line 1: 1 21785U 91077G 25348.33907609 .00000009 00000-0 -91411-5 0 9997
TLE line 2: 2 21785 82.5963 122.2625 0039311 82.9003 305.3035 12.55089467561577
Live tracking on map
Real-time ground track for satellite SL-14 R/B.
Associated space launch
Second generation store-dump military communications satellite
SL-14 R/B was lifted into orbit during the mission ‘Tsiklon-3 | Strela-3 73 to 78’, on board a Tsiklon-3 space rocket.
The launch took place on Nov. 12, 1991, 8:09 p.m. from 32/1.
For more information about the launch, click the button.
Tsiklon-3 | Strela-3 73 to 78
Agency: N/A
Status: Launch Successful
Launch date: Nov. 12, 1991, 8:09 p.m. UTC
Rocket: Tsiklon-3
Launch pad: 32/1
Location: Plesetsk Cosmodrome, Russian Federation
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