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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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: 9 hours ago
TLE from 9 hours ago
0 OPS 5798 (TRANSIT 5B-4)
1 00897U 64063B 26095.90782546 .00000086 00000-0 11422-3 0 9993
2 00897 90.2306 73.7908 0020764 33.7165 25.3663 13.53728711 35443Epoch: 2026-04-05T21:47Z
TLE epoch observation values (Epoch: 2026-04-05T21:47:16.119Z)
Latitude
59.27523°
Longitude
-87.61887°
Altitude
1,054.753 km
Speed
7.337 km/s
True Right ascension
04h 53m 37s
True Declination
59° 07' 48"
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
12:25:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,071.051 km
Perigee altitude
1,040.18 km
Semi-major axis
7,433.753 km
Eccentricity
0.00208
Inclination
90.2306°
RAAN
73.7908°
Arg. of periapsis
33.7165°
True anomaly
25.46847°
Mean anomaly
25.3663°
Eccentric anomaly
25.41736°
Mean motion
3.38634 °/min
Orbital period
106.31 mins
BSTAR
0.00011422
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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 | 2026-04-06 10:29:50.492Z | 9.169° NNE | 2026-04-06 10:35:50.492Z | 71.705° E | 41.396° | 2026-04-06 10:41:50.492Z | 169.173° S |
| 7 mins | 2026-04-06 12:18:50.492Z | 319.574° NNW | 2026-04-06 12:21:50.492Z | 286.556° WNW | 19.354° | 2026-04-06 12:25:50.492Z | 246.169° WSW |
| 11 mins | 2026-04-06 22:26:50.492Z | 158.487° S | 2026-04-06 22:31:50.492Z | 81.785° E | 41.343° | 2026-04-06 22:37:50.492Z | 5.232° NNE |
| 7 mins | 2026-04-07 00:15:50.492Z | 251.103° W | 2026-04-07 00:18:50.492Z | 285.438° WNW | 18.849° | 2026-04-07 00:22:50.492Z | 324.741° NNW |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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