Key statistics
Satellite SL-14 R/B at a glance.
Uptime
14160
Days in orbit
Revolutions
≈ 14.9
Per day
Orbit
LEO
Low Earth Orbit
Inclination
82.5
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: 1986-074B
Object number (NORAD): 16987
Object ID (CCSDS): 16987
Country: COMMONWEALTH OF INDEPENDENT STATES (CIS)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 96.966 minutes
Inclination: 82.5149 deg
SMA: 6991.543 km
Apoapsis: 624.628 km
Periapsis: 602.187 km
RAAN: 73.5892 deg
Eccentricy: 0.0016049
Argument of periapsis: 285.1597 deg
Mean anomaly: 141.2878 deg
Mean motion: 14.85057378 rev/day
Mean motion (dot): 0.00000317 rev/day2
B* drag term: 0.000034245 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 10:26 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 6:41 p.m. UTC
TLE line 0: 0 SL-14 R/B
TLE line 1: 1 16987U 86074B 25187.77878088 .00000317 00000-0 34245-4 0 9995
TLE line 2: 2 16987 82.5149 73.5892 0016049 285.1597 141.2878 14.85057378 94566
Live tracking on map
Real-time ground track for satellite SL-14 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object SL-14 R/B.
Associated space launch
Tselina-D satellites provided detailed observation of radio sources detected by the smaller Tselina-O satellites as part of the Tselina ELINT system.
SL-14 R/B was lifted into orbit during the mission ‘Tsiklon-3 | Tselina-D 57’, on board a Tsiklon-3 space rocket.
The launch took place on Sept. 30, 1986, 6:34 p.m. from 32/1.
For more information about the launch, click the button.
Tsiklon-3 | Tselina-D 57
Agency: N/A
Status: Launch Successful
Launch date: Sept. 30, 1986, 6:34 p.m. UTC
Rocket: Tsiklon-3
Launch pad: 32/1
Location: Plesetsk Cosmodrome, Russian Federation
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