Key statistics
Satellite SL-14 R/B at a glance.
Uptime
14214
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: 96.963 minutes
Inclination: 82.5165 deg
SMA: 6991.399 km
Apoapsis: 626.567 km
Periapsis: 599.96 km
RAAN: 22.7197 deg
Eccentricy: 0.00190283
Argument of periapsis: 103.7126 deg
Mean anomaly: 11.073 deg
Mean motion: 14.85103204 rev/day
Mean motion (dot): 0.00000756 rev/day2
B* drag term: 0.000085363814 1/REarth
Two-line elements (TLE)
Creation date: Aug. 30, 2025, 3:38 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 29, 2025, 9:25 p.m. UTC
TLE line 0: 0 SL-14 R/B
TLE line 1: 1 16987U 86074B 25241.89252544 .00000756 00000-0 85364-4 0 9997
TLE line 2: 2 16987 82.5165 22.7197 0019028 103.7126 11.0730 14.85103204 81490
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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