Key statistics
Satellite THOR BURNER 2 R/B at a glance.
Uptime
19678
Days in orbit
Revolutions
≈ 14.2
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
99.1
Latest
Satellite identification and parameters
Extended collection of information and parameters for THOR BURNER 2 R/B.
Object identification
Identified? True
Debris? False
Object name: THOR BURNER 2 R/B
International designator: 1971-087B
Object number (NORAD): 5556
Object ID (CCSDS): 5556
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 101.131 minutes
Inclination: 99.0594 deg
SMA: 7190.334 km
Apoapsis: 856.036 km
Periapsis: 768.363 km
RAAN: 194.7725 deg
Eccentricy: 0.00609663
Argument of periapsis: 278.81 deg
Mean anomaly: 80.6177 deg
Mean motion: 14.23898819 rev/day
Mean motion (dot): 0.00000195 rev/day2
B* drag term: 0.00010395169 1/REarth
Two-line elements (TLE)
Creation date: Aug. 29, 2025, 2:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 28, 2025, 9:15 p.m. UTC
TLE line 0: 0 THOR BURNER 2 R/B
TLE line 1: 1 05556U 71087B 25240.88582649 .00000195 00000-0 10395-3 0 9993
TLE line 2: 2 05556 99.0594 194.7725 0060966 278.8100 80.6177 14.23898819792939
Live tracking on map
Real-time ground track for satellite THOR BURNER 2 R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object THOR BURNER 2 R/B.
Associated space launch
Military meteorological satellite
THOR BURNER 2 R/B was lifted into orbit during the mission ‘Thor Burner 2A | DSAP-5B F1’, on board a Thor Burner 2A space rocket.
The launch took place on Oct. 14, 1971, 7:51 a.m. from Space Launch Complex 10W.
For more information about the launch, click the button.
Thor Burner 2A | DSAP-5B F1
Agency: N/A
Status: Launch Successful
Launch date: Oct. 14, 1971, 7:51 a.m. UTC
Rocket: Thor Burner 2A
Launch pad: Space Launch Complex 10W
Location: Vandenberg SFB, CA, USA
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