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: 9 hours ago
TLE from 9 hours ago
0 OPS 5798 (TRANSIT 5B-4)
1 00897U 64063B 25258.25662116 .00000086 00000-0 11423-3 0 9992
2 00897 90.2258 69.0509 0017685 256.3618 277.6834 13.53698227 8022Epoch: 2025-09-15T06:09Z
TLE epoch observation values (Epoch: 2025-09-15T06:09:32.068Z)
Latitude
6.07684°
Longitude
162.22732°
Altitude
1,059.324 km
Speed
7.324 km/s
True Right ascension
16h 36m 17s
True Declination
6° 02' 32"
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
07:40:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,068.874 km
Perigee altitude
1,042.581 km
Semi-major axis
7,433.864 km
Eccentricity
0.00177
Inclination
90.2258°
RAAN
69.0509°
Arg. of periapsis
256.3618°
True anomaly
277.48251°
Mean anomaly
277.6834°
Eccentric anomaly
277.58296°
Mean motion
3.38627 °/min
Orbital period
106.31 mins
BSTAR
0.00011423
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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 | 2025-09-15 23:37:34.185Z | 6.509° NNE | 2025-09-15 23:43:34.185Z | 62.755° ENE | 43.398° | 2025-09-15 23:49:34.185Z | 175.169° S |
| 6 mins | 2025-09-16 01:26:34.185Z | 317.484° NNW | 2025-09-16 01:29:34.185Z | 286.448° WNW | 16.834° | 2025-09-16 01:32:34.185Z | 256.586° W |
| 11 mins | 2025-09-16 11:34:34.185Z | 164.413° S | 2025-09-16 11:39:34.185Z | 70.043° E | 43.447° | 2025-09-16 11:45:34.185Z | 2.306° NNE |
| 6 mins | 2025-09-16 13:23:34.185Z | 255.087° W | 2025-09-16 13:26:34.185Z | 286.667° WNW | 16.759° | 2025-09-16 13:29:34.185Z | 316.055° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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