STARLINK-2381, 47800
Orbit data source: Space-Track
STARLINK-2381, 47800 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 11 Mar 2021 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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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47800 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 STARLINK-2381
1 47800U 21018P 25292.30263866 .00027469 00000-0 18560-2 0 9995
2 47800 53.0506 146.3301 0001634 103.1800 256.9372 15.06396664255568Epoch: 2025-10-19T07:15Z
TLE epoch observation values (Epoch: 2025-10-19T07:15:47.980Z)
Latitude
0.00005°
Longitude
9.35897°
Altitude
548.356 km
Speed
7.589 km/s
True Right ascension
09h 45m 19s
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
13:27:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.625 km
Perigee altitude
546.361 km
Semi-major axis
6,925.63 km
Eccentricity
0.00016
Inclination
53.0506°
RAAN
146.3301°
Arg. of periapsis
103.18°
True anomaly
256.91896°
Mean anomaly
256.9372°
Eccentric anomaly
256.92808°
Mean motion
3.76577 °/min
Orbital period
95.6 mins
BSTAR
0.001856
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Other satellites on launch #18 in the year 2021 (2021-03-11 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.STARLINK-2381 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 | 2025-10-19 18:39:08.998Z | 280.216° WNW | 2025-10-19 18:42:08.998Z | 331.504° NNW | 23.062° | 2025-10-19 18:45:08.998Z | 26.771° NE |
| 4 mins | 2025-10-19 22:02:08.998Z | 348.051° N | 2025-10-19 22:04:08.998Z | 23.799° NE | 17.036° | 2025-10-19 22:06:08.998Z | 56.034° ENE |
| 6 mins | 2025-10-19 23:41:08.998Z | 318.566° NNW | 2025-10-19 23:44:08.998Z | 50.856° ENE | 41.719° | 2025-10-19 23:47:08.998Z | 116.812° SE |
| 7 mins | 2025-10-20 16:53:08.998Z | 227.249° WSW | 2025-10-20 16:56:08.998Z | 113.532° SE | 44.928° | 2025-10-20 17:00:08.998Z | 51.033° ENE |
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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