STARLINK-2420, 47831
Orbit data source: Space-Track
STARLINK-2420, 47831 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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47831 intel report (Beta)
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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: 1 day ago
TLE from 1 day ago
0 STARLINK-2420
1 47831U 21018AW 26297.33335648 .00071302 00000-0 17432-2 0 9998
2 47831 53.1590 258.2984 0001663 83.7992 280.0037 15.40185580 5721Epoch: 2026-10-24T08:00Z
TLE epoch observation values (Epoch: 2026-10-24T08:00:01.999Z)
Latitude
2.96562°
Longitude
107.76109°
Altitude
445.931 km
Speed
7.646 km/s
True Right ascension
17h 22m 02s
True Declination
2° 56' 50"
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
12:49:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
446.954 km
Perigee altitude
444.684 km
Semi-major axis
6,823.956 km
Eccentricity
0.00017
Inclination
53.159°
RAAN
258.2984°
Arg. of periapsis
83.7992°
True anomaly
279.98493°
Mean anomaly
280.0037°
Eccentric anomaly
279.99432°
Mean motion
3.85025 °/min
Orbital period
93.5 mins
BSTAR
0.0017432
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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-2420 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-10-25 23:04:42.269Z | 180.113° SSW | 2026-10-25 23:06:42.269Z | 135.432° SSE | 25.747° | 2026-10-25 23:09:42.269Z | 74.087° E |
| 4 mins | 2026-10-26 00:42:42.269Z | 284.041° WNW | 2026-10-26 00:43:42.269Z | 316.021° NNW | 34.581° | 2026-10-26 00:46:42.269Z | 31.537° NE |
| 5 mins | 2026-10-26 05:36:42.269Z | 339.49° N | 2026-10-26 05:38:42.269Z | 24.237° NE | 25.654° | 2026-10-26 05:41:42.269Z | 86.183° E |
| 4 mins | 2026-10-26 07:14:42.269Z | 278.778° WNW | 2026-10-26 07:15:42.269Z | 249.102° W | 38.478° | 2026-10-26 07:18:42.269Z | 159.864° S |
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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