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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
45877 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Edit Sat Name
Focus sentinelFocus sentinel
Create New Watchlist
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, 0.7 m
Radar Cross Section
1.381 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 MINOTAUR 4 R/B
1 45877U 20046E 26132.98891008 .00000828 00000-0 73723-4 0 9994
2 45877 53.9801 24.7358 0005275 253.2292 106.8130 15.06805832243615Epoch: 2026-05-12T23:44Z
TLE epoch observation values (Epoch: 2026-05-12T23:44:01.830Z)
Latitude
-0.00009°
Longitude
157.97273°
Altitude
548.004 km
Speed
7.589 km/s
True Right ascension
01h 38m 56s
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
00:16:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
549.744 km
Perigee altitude
542.439 km
Semi-major axis
6,924.228 km
Eccentricity
0.00053
Inclination
53.9801°
RAAN
24.7358°
Arg. of periapsis
253.2292°
True anomaly
106.87085°
Mean anomaly
106.813°
Eccentric anomaly
106.84193°
Mean motion
3.76692 °/min
Orbital period
95.57 mins
BSTAR
0.000073723
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #46 in the year 2020 (2020-07-15 UTC)
Did you know?
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
Loading observer location...
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 | 2026-05-13 18:59:14.781Z | 210.939° SW | 2026-05-13 19:03:14.781Z | 132.429° SE | 38.924° | 2026-05-13 19:06:14.781Z | 60.695° ENE |
| 5 mins | 2026-05-13 20:41:14.781Z | 295.814° NW | 2026-05-13 20:43:14.781Z | 342.212° N | 23.615° | 2026-05-13 20:46:14.781Z | 29.55° NE |
| 6 mins | 2026-05-14 01:42:14.781Z | 332.243° NNW | 2026-05-14 01:44:14.781Z | 18.497° NNE | 34.246° | 2026-05-14 01:48:14.781Z | 107.255° ESE |
| 4 mins | 2026-05-14 03:22:14.781Z | 266.431° W | 2026-05-14 03:24:14.781Z | 221.514° SW | 22.778° | 2026-05-14 03:26:14.781Z | 185.148° SSW |
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 |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|