Key statistics
Satellite OPS 5798 (TRANSIT 5B-4) at a glance.
Uptime
22133
Days in orbit
Revolutions
≈ 13.5
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
90.2
Latest
Satellite identification and parameters
Extended collection of information and parameters for OPS 5798 (TRANSIT 5B-4).
Object identification
Identified? True
Debris? False
Object name: OPS 5798 (TRANSIT 5B-4)
International designator: 1964-063B
Object number (NORAD): 897
Object ID (CCSDS): 897
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 106.376 minutes
Inclination: 90.2309 deg
SMA: 7436.874 km
Apoapsis: 1071.765 km
Periapsis: 1045.713 km
RAAN: 66.1308 deg
Eccentricy: 0.0017516
Argument of periapsis: 265.1784 deg
Mean anomaly: 105.763 deg
Mean motion: 13.53683482 rev/day
Mean motion (dot): 0.00000054 rev/day2
B* drag term: 0.000068105 1/REarth
Two-line elements (TLE)
Creation date: May 12, 2025, 2:31 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 11, 2025, 7:49 p.m. UTC
TLE line 0: 0 OPS 5798 (TRANSIT 5B-4)
TLE line 1: 1 00897U 64063B 25131.82633559 .00000054 00000-0 68105-4 0 9999
TLE line 2: 2 00897 90.2309 66.1308 0017516 265.1784 105.7630 13.53683482990942
Live tracking on map
Real-time ground track for satellite OPS 5798 (TRANSIT 5B-4).
In-orbit conjunctions
There are no conjunctions computed for OPS 5798 (TRANSIT 5B-4), at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
The Transit-O series of satellites that closely followed the design of Transit 5C-1 were also called “Oscars” (Oscar is the phonetic alphabet for “O”, i. e., operational). They were also called NNS (Navy Navigation Satellite) or shortened NavSat.
OPS 5798 (TRANSIT 5B-4) was lifted into orbit during the mission ‘Thor DM-21 Ablestar | Transit-O 1’, on board a Thor DM-21 Ablestar space rocket.
The launch took place on Oct. 6, 1964, 5:04 p.m. from Space Launch Complex 2W.
For more information about the launch, click the button.
Thor DM-21 Ablestar | Transit-O 1
Agency: N/A
Status: Launch Successful
Launch date: Oct. 6, 1964, 5:04 p.m. UTC
Rocket: Thor DM-21 Ablestar
Launch pad: Space Launch Complex 2W
Location: Vandenberg SFB, CA, USA
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Latest news about this satellite
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