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
OCT CYL + 4 PAN + ANT, 15.0 m
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 OPS 5798 (TRANSIT 5B-4)
1 00897U 64063B 26207.16077043 .00000042 00000-0 49298-4 0 9990
2 00897 90.2321 76.4411 0021517 67.3110 53.0609 13.53738688 50493Epoch: 2026-07-26T03:51Z
TLE epoch observation values (Epoch: 2026-07-26T03:51:30.565Z)
Latitude
59.52065°
Longitude
-104.90661°
Altitude
1,059.123 km
Speed
7.333 km/s
True Right ascension
17h 07m 20s
True Declination
59° 22' 34"
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
06:20:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,071.574 km
Perigee altitude
1,039.584 km
Semi-major axis
7,433.716 km
Eccentricity
0.00215
Inclination
90.2321°
RAAN
76.4411°
Arg. of periapsis
67.311°
True anomaly
53.25829°
Mean anomaly
53.0609°
Eccentric anomaly
53.15956°
Mean motion
3.38637 °/min
Orbital period
106.31 mins
BSTAR
0.000049298
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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 | 2026-07-27 02:56:43.967Z | 27.162° NE | 2026-07-27 03:00:43.967Z | 81.973° E | 32.515° | 2026-07-27 03:06:43.967Z | 153.121° SSE |
| 9 mins | 2026-07-27 04:42:43.967Z | 334.609° NNW | 2026-07-27 04:46:43.967Z | 285.662° WNW | 27.846° | 2026-07-27 04:51:43.967Z | 227.274° WSW |
| 9 mins | 2026-07-27 14:52:43.967Z | 135.689° SSE | 2026-07-27 14:56:43.967Z | 80.403° E | 32.168° | 2026-07-27 15:01:43.967Z | 17.207° NNE |
| 9 mins | 2026-07-27 16:38:43.967Z | 222.796° SW | 2026-07-27 16:42:43.967Z | 271.84° WNW | 27.79° | 2026-07-27 16:47:43.967Z | 332.647° NNW |
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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