OPS 5798 (TRANSIT 5B-4), 897
Orbit data source: Space-Track
OPS 5798 (TRANSIT 5B-4), 897 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Tue, 06 Oct 1964 UTC via a THOR ABLESTAR launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
NAFI
Mission
Defense Navigation
Bus & Motor
TRANSIT 5, Unknown motor
Mass
~54 kg wet, ~54 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Oct Cyl + 4 Pan + 1 Rod, Unknown HBR
Radar Cross Section
7.565 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 1 day ago
TLE from 1 day ago
0 OPS 5798 (TRANSIT 5B-4)
1 00897U 64063B 25261.05533182 .00000072 00000-0 93996-4 0 9995
2 00897 90.2259 69.1149 0017782 247.3491 237.5506 13.53698484 8409Epoch: 2025-09-18T01:19Z
TLE epoch observation values (Epoch: 2025-09-18T01:19:40.669Z)
Latitude
55.3652°
Longitude
-127.70162°
Altitude
1,075.059 km
Speed
7.316 km/s
True Right ascension
16h 37m 45s
True Declination
55° 12' 40"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
21:51:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,068.945 km
Perigee altitude
1,042.508 km
Semi-major axis
7,433.864 km
Eccentricity
0.00178
Inclination
90.2259°
RAAN
69.1149°
Arg. of periapsis
247.3491°
True anomaly
237.37885°
Mean anomaly
237.5506°
Eccentric anomaly
237.46471°
Mean motion
3.38627 °/min
Orbital period
106.31 mins
BSTAR
0.000093996
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Other satellites on launch #63 in the year 1964 (1964-10-06 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.OPS 5798 (TRANSIT 5B-4) Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-09-19 10:32:25.167Z | 130.418° SE | 2025-09-19 10:37:25.167Z | 76.04° E | 26.238° | 2025-09-19 10:42:25.167Z | 21.689° NNE |
| 11 mins | 2025-09-19 12:18:25.167Z | 207.707° SW | 2025-09-19 12:23:25.167Z | 276.165° WNW | 34.773° | 2025-09-19 12:29:25.167Z | 343.915° N |
| 12 mins | 2025-09-19 23:25:25.167Z | 5.68° NNE | 2025-09-19 23:31:25.167Z | 68.4° E | 44.131° | 2025-09-19 23:37:25.167Z | 177.532° S |
| 6 mins | 2025-09-20 01:14:25.167Z | 315.495° NNW | 2025-09-20 01:17:25.167Z | 284.792° WNW | 15.848° | 2025-09-20 01:20:25.167Z | 256.214° W |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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