STARLINK-31237, 58855
Orbit data source: Space-Track
STARLINK-31237, 58855 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 29 Jan 2024 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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58855 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2M, Unknown motor
Mass
730 kg wet, ~700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
33.884 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-31237
1 58855U 24019C 26171.33266497 .00000328 00000-0 21506-4 0 9995
2 58855 43.0140 28.9786 0003990 259.7503 100.2899 15.27582365134783Epoch: 2026-06-20T07:59Z
TLE epoch observation values (Epoch: 2026-06-20T07:59:02.253Z)
Latitude
-0.00002°
Longitude
0.67039°
Altitude
483.309 km
Speed
7.625 km/s
True Right ascension
01h 55m 54s
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
21:27:05
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
487.723 km
Perigee altitude
482.246 km
Semi-major axis
6,863.122 km
Eccentricity
0.0004
Inclination
43.014°
RAAN
28.9786°
Arg. of periapsis
259.7503°
True anomaly
100.33488°
Mean anomaly
100.2899°
Eccentric anomaly
100.31239°
Mean motion
3.81734 °/min
Orbital period
94.31 mins
BSTAR
0.000021506
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Other satellites on launch #19 in the year 2024 (2024-01-29 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-31237 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 | 2026-06-22 16:40:04.829Z | 201.639° SSW | 2026-06-22 16:43:04.829Z | 140.825° SSE | 23.83° | 2026-06-22 16:45:04.829Z | 98.863° ESE |
| 6 mins | 2026-06-22 18:19:04.829Z | 256.168° W | 2026-06-22 18:21:04.829Z | 270.508° WNW | 42.168° | 2026-06-22 18:25:04.829Z | 71.13° E |
| 6 mins | 2026-06-22 19:58:04.829Z | 288.371° WNW | 2026-06-22 20:01:04.829Z | 22.338° NNE | 37.172° | 2026-06-22 20:04:04.829Z | 77.086° E |
| 5 mins | 2026-06-22 21:38:04.829Z | 288.489° WNW | 2026-06-22 21:40:04.829Z | 107.245° ESE | 44.542° | 2026-06-22 21:43:04.829Z | 109.058° ESE |
| 4 mins | 2026-06-22 23:17:04.829Z | 247.11° WSW | 2026-06-22 23:18:04.829Z | 225.621° WSW | 20.758° | 2026-06-22 23:21:04.829Z | 165.737° 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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