Key statistics
Satellite POLAR BEAR at a glance.
Uptime
14117
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: 104.711 minutes
Inclination: 89.6142 deg
SMA: 7359.057 km
Apoapsis: 1008.474 km
Periapsis: 953.37 km
RAAN: 190.0526 deg
Eccentricy: 0.003744
Argument of periapsis: 234.9042 deg
Mean anomaly: 185.3726 deg
Mean motion: 13.75211605 rev/day
Mean motion (dot): 0.00000087 rev/day2
B* drag term: 0.0000795 1/REarth
Two-line elements (TLE)
Creation date: July 8, 2025, 2:27 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 7, 2025, 10:39 p.m. UTC
TLE line 0: 0 POLAR BEAR
TLE line 1: 1 17070U 86088A 25188.94388991 .00000087 00000-0 79500-4 0 9990
TLE line 2: 2 17070 89.6142 190.0526 0037440 234.9042 185.3726 13.75211605938106
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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