Key statistics
Satellite TRANSIT 5B-2 at a glance.
Uptime
22560
Days in orbit
Revolutions
≈ 13.5
Per day
Orbit
LEO
Low Earth Orbit
Inclination
89.9
Latest
Satellite identification and parameters
Extended collection of information and parameters for TRANSIT 5B-2.
Object identification
Identified? True
Debris? False
Object name: TRANSIT 5B-2
International designator: 1963-049B
Object number (NORAD): 704
Object ID (CCSDS): 704
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 106.897 minutes
Inclination: 89.913 deg
SMA: 7461.128 km
Apoapsis: 1109.752 km
Periapsis: 1056.234 km
RAAN: 72.7153 deg
Eccentricy: 0.00358643
Argument of periapsis: 31.857 deg
Mean anomaly: 35.3653 deg
Mean motion: 13.47088186 rev/day
Mean motion (dot): 0.00000057 rev/day2
B* drag term: 0.000078473106 1/REarth
Two-line elements (TLE)
Creation date: Sept. 8, 2025, 6:18 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Sept. 8, 2025, 1:58 p.m. UTC
TLE line 0: 0 TRANSIT 5B-2
TLE line 1: 1 00704U 63049B 25251.58243528 .00000057 00000-0 78473-4 0 9990
TLE line 2: 2 00704 89.9130 72.7153 0035864 31.8570 35.3653 13.47088186 33410
Live tracking on map
Real-time ground track for satellite TRANSIT 5B-2.
Associated space launch
Transit navigation satellite equipped with nuclear power.
TRANSIT 5B-2 was lifted into orbit during the mission ‘Thor DM-21 Ablestar | Transit-5BN 2’, on board a Thor DM-21 Ablestar space rocket.
The launch took place on Dec. 5, 1963, 9:51 p.m. from Space Launch Complex 2E.
For more information about the launch, click the button.

Thor DM-21 Ablestar | Transit-5BN 2
Agency: N/A
Status: Launch Successful
Launch date: Dec. 5, 1963, 9:51 p.m. UTC
Rocket: Thor DM-21 Ablestar
Launch pad: Space Launch Complex 2E
Location: Vandenberg SFB, CA, USA
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