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
Spacecraft
Bus & Motor
TRANSIT 5, Unknown motor
Mass
~54 kg wet, ~54 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 OPS 5798 (TRANSIT 5B-4)
1 897U 64063B 25307.77144053 .00000094 00000-0 12624-3 0 9992
2 897 90.2335 70.2027 0021478 112.0533 19.8523 13.53706094 14723Epoch: 2025-11-03T18:30Z
TLE epoch observation values (Epoch: 2025-11-03T18:30:52.461Z)
Latitude
48.10277°
Longitude
-70.52499°
Altitude
1,051.216 km
Speed
7.338 km/s
True Right ascension
16h 41m 50s
True Declination
47° 56' 19"
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
21:59:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,071.665 km
Perigee altitude
1,039.732 km
Semi-major axis
7,433.836 km
Eccentricity
0.00215
Inclination
90.2335°
RAAN
70.2027°
Arg. of periapsis
112.0533°
True anomaly
19.93609°
Mean anomaly
19.8523°
Eccentric anomaly
19.89418°
Mean motion
3.38629 °/min
Orbital period
106.31 mins
BSTAR
0.00012624
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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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2025-11-04 08:09:20.646Z | 156.06° SSE | 2025-11-04 08:15:20.646Z | 84.444° E | 38.944° | 2025-11-04 08:21:20.646Z | 7.909° NNE |
| 8 mins | 2025-11-04 09:58:20.646Z | 238.619° WSW | 2025-11-04 10:02:20.646Z | 284.945° WNW | 21.459° | 2025-11-04 10:06:20.646Z | 326.195° NNW |
| 7 mins | 2025-11-04 19:20:20.646Z | 48.18° ENE | 2025-11-04 19:23:20.646Z | 82.851° E | 19.822° | 2025-11-04 19:27:20.646Z | 123.993° SE |
| 10 mins | 2025-11-04 21:05:20.646Z | 349.283° N | 2025-11-04 21:09:20.646Z | 291.371° WNW | 40.269° | 2025-11-04 21:15:20.646Z | 201.763° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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