Key statistics
Satellite THOR ALTAIR R/B at a glance.
Uptime
22010
Days in orbit
Revolutions
≈ 14.6
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for THOR ALTAIR R/B.
Object identification
Identified? True
Debris? False
Object name: THOR ALTAIR R/B
International designator: 1965-072D
Object number (NORAD): 1583
Object ID (CCSDS): 1583
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 98.337 minutes
Inclination: 98.4124 deg
SMA: 7057.272 km
Apoapsis: 779.814 km
Periapsis: 578.46 km
RAAN: 213.3598 deg
Eccentricy: 0.01426568
Argument of periapsis: 93.119 deg
Mean anomaly: 268.6346 deg
Mean motion: 14.64358748 rev/day
Mean motion (dot): 0.00002329 rev/day2
B* drag term: 0.0003892285 1/REarth
Two-line elements (TLE)
Creation date: Dec. 14, 2025, 3:07 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 13, 2025, 3:15 p.m. UTC
TLE line 0: 0 THOR ALTAIR R/B
TLE line 1: 1 01583U 65072D 25347.63575569 .00002329 00000-0 38923-3 0 9998
TLE line 2: 2 01583 98.4124 213.3598 0142657 93.1190 268.6346 14.64358748139789
Live tracking on map
Real-time ground track for satellite THOR ALTAIR R/B.
In-orbit conjunctions
A list of the most updated potential collisions computed for object THOR ALTAIR R/B.
Associated space launch
The DSAP-2 (Defense Satellite Application Program Block 2) satellites series consisted of three modified DSAP-1 military meteorological satellites.
THOR ALTAIR R/B was lifted into orbit during the mission ‘Thor Burner 1 | DSAP-2 F1’, on board a Thor Burner 1 space rocket.
The launch took place on Sept. 10, 1965, 4:41 a.m. from Space Launch Complex 10W.
For more information about the launch, click the button.
Thor Burner 1 | DSAP-2 F1
Agency: N/A
Status: Launch Successful
Launch date: Sept. 10, 1965, 4:41 a.m. UTC
Rocket: Thor Burner 1
Launch pad: Space Launch Complex 10W
Location: Vandenberg SFB, CA, USA
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