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: 1 day ago
TLE from 1 day ago
0 MINOTAUR 4 R/B
1 45877U 20046E 26264.17639192 .00000848 00000-0 74344-4 0 9997
2 45877 53.9786 167.9713 0005219 250.3891 109.6548 15.07190618263394Epoch: 2026-09-21T04:14Z
TLE epoch observation values (Epoch: 2026-09-21T04:14:00.261Z)
Latitude
0.00003°
Longitude
104.41026°
Altitude
546.984 km
Speed
7.589 km/s
True Right ascension
11h 11m 53s
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
23:41:34
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.526 km
Perigee altitude
541.3 km
Semi-major axis
6,923.05 km
Eccentricity
0.00052
Inclination
53.9786°
RAAN
167.9713°
Arg. of periapsis
250.3891°
True anomaly
109.71111°
Mean anomaly
109.6548°
Eccentric anomaly
109.68296°
Mean motion
3.76788 °/min
Orbital period
95.54 mins
BSTAR
0.000074344
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-09-22 20:13:28.525Z | 238.674° WSW | 2026-09-22 20:15:28.525Z | 298.145° NW | 73.207° | 2026-09-22 20:19:28.525Z | 45.255° ENE |
| 4 mins | 2026-09-22 21:54:28.525Z | 318.317° NNW | 2026-09-22 21:55:28.525Z | 336.699° NNW | 18.247° | 2026-09-22 21:58:28.525Z | 23.485° NE |
| 4 mins | 2026-09-23 01:15:28.525Z | 352.165° N | 2026-09-23 01:17:28.525Z | 29.19° NE | 19.146° | 2026-09-23 01:19:28.525Z | 62.12° ENE |
| 6 mins | 2026-09-23 02:54:28.525Z | 314.104° NW | 2026-09-23 02:57:28.525Z | 113.044° SE | 69.954° | 2026-09-23 03:00:28.525Z | 129.518° SE |
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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