MINOTAUR 4 R/B, 45877
Orbit data source: Space-Track
MINOTAUR 4 R/B, 45877 is space debris in LEO originally from a launch on Wed, 15 Jul 2020 UTC launched from the Wallops Island (WLPIS). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.
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45877 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
NGIS FSG
Mission
Spacecraft
Bus & Motor
ORION 38, Unknown motor
Mass
~500 kg wet, ~500 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl + 1 Nozzle, 0.8 m
Radar Cross Section
1.381 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 MINOTAUR 4 R/B
1 45877U 20046E 26313.18136037 .00001827 00000-0 13823-3 0 9995
2 45877 53.9790 312.4384 0008584 41.9026 318.2631 15.07327660270783Epoch: 2026-11-09T04:21Z
TLE epoch observation values (Epoch: 2026-11-09T04:21:09.535Z)
Latitude
-0.00003°
Longitude
-161.21295°
Altitude
540.916 km
Speed
7.595 km/s
True Right ascension
20h 49m 45s
True Declination
0° 00' 00"
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
10:33:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
550.436 km
Perigee altitude
538.551 km
Semi-major axis
6,922.63 km
Eccentricity
0.00086
Inclination
53.979°
RAAN
312.4384°
Arg. of periapsis
41.9026°
True anomaly
318.19756°
Mean anomaly
318.2631°
Eccentric anomaly
318.23034°
Mean motion
3.76822 °/min
Orbital period
95.54 mins
BSTAR
0.00013823
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Other satellites on launch #46 in the year 2020 (2020-07-15 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.MINOTAUR 4 R/B 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-11-10 02:48:59.020Z | 232.662° WSW | 2026-11-10 02:51:59.020Z | 307.604° NW | 79.666° | 2026-11-10 02:55:59.020Z | 46.595° ENE |
| 4 mins | 2026-11-10 07:51:59.020Z | 355.04° N | 2026-11-10 07:52:59.020Z | 12.682° NNE | 18.076° | 2026-11-10 07:55:59.020Z | 62.99° ENE |
| 6 mins | 2026-11-10 09:30:59.020Z | 316.865° NNW | 2026-11-10 09:32:59.020Z | 345.949° N | 68.794° | 2026-11-10 09:36:59.020Z | 126.882° SE |
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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