Key statistics
Satellite POLAR BEAR at a glance.
Uptime
14226
Days in orbit
Revolutions
≈ 13.8
Per day
Orbit
LEO
Low Earth Orbit
Inclination
89.6
Latest
Satellite identification and parameters
Extended collection of information and parameters for POLAR BEAR.
Object identification
Identified? True
Debris? False
Object name: POLAR BEAR
International designator: 1986-088A
Object number (NORAD): 17070
Object ID (CCSDS): 17070
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 104.709 minutes
Inclination: 89.6225 deg
SMA: 7358.964 km
Apoapsis: 1008.272 km
Periapsis: 953.386 km
RAAN: 185.676 deg
Eccentricy: 0.00372922
Argument of periapsis: 264.9663 deg
Mean anomaly: 105.1363 deg
Mean motion: 13.7523759 rev/day
Mean motion (dot): 0.00000136 rev/day2
B* drag term: 0.00013062454 1/REarth
Two-line elements (TLE)
Creation date: Oct. 26, 2025, 2:54 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Oct. 25, 2025, 10:43 p.m. UTC
TLE line 0: 0 POLAR BEAR
TLE line 1: 1 17070U 86088A 25298.94661422 .00000136 00000-0 13062-3 0 9990
TLE line 2: 2 17070 89.6225 185.6760 0037292 264.9663 105.1363 13.75237590953223
Live tracking on map
Real-time ground track for satellite POLAR BEAR.
In-orbit conjunctions
A list of the most updated potential collisions computed for object POLAR BEAR.
Associated space launch
Military satellite designed to study interferences caused by solar flares and auroral activity
POLAR BEAR was lifted into orbit during the mission ‘Scout G-1 | Polar Bear’, on board a Scout G-1 space rocket.
The launch took place on Nov. 14, 1986, 12:23 a.m. from Space Launch Complex 5.
For more information about the launch, click the button.
Scout G-1 | Polar Bear
Agency: N/A
Status: Launch Successful
Launch date: Nov. 14, 1986, 12:23 a.m. UTC
Rocket: Scout G-1
Launch pad: Space Launch Complex 5
Location: Vandenberg SFB, CA, USA
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