STARLINK-31850, 59903
Orbit data source: Space-Track
STARLINK-31850, 59903 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 28 May 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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59903 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: 7 hours ago
TLE from 7 hours ago
0 STARLINK-31850
1 59903U 24100U 26126.38402405 -.00002112 00000-0 -67246-4 0 9993
2 59903 43.0026 159.2864 0001126 270.6493 89.4230 15.27586516109922Epoch: 2026-05-06T09:12Z
TLE epoch observation values (Epoch: 2026-05-06T09:12:59.677Z)
Latitude
-0.00001°
Longitude
156.79244°
Altitude
482.798 km
Speed
7.626 km/s
True Right ascension
10h 37m 08s
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
00:12:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.747 km
Perigee altitude
484.202 km
Semi-major axis
6,863.111 km
Eccentricity
0.00011
Inclination
43.0026°
RAAN
159.2864°
Arg. of periapsis
270.6493°
True anomaly
89.4359°
Mean anomaly
89.423°
Eccentric anomaly
89.42945°
Mean motion
3.81735 °/min
Orbital period
94.31 mins
BSTAR
-0.000067246
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Other satellites on launch #100 in the year 2024 (2024-05-28 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-31850 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 | 2026-05-07 05:50:58.817Z | 229.207° WSW | 2026-05-07 05:53:58.817Z | 122.555° SE | 38.241° | 2026-05-07 05:56:58.817Z | 77.09° E |
| 6 mins | 2026-05-07 07:29:58.817Z | 277.499° WNW | 2026-05-07 07:32:58.817Z | 25.115° NE | 38.134° | 2026-05-07 07:35:58.817Z | 71.269° E |
| 5 mins | 2026-05-07 09:09:58.817Z | 299.009° NW | 2026-05-07 09:11:58.817Z | 32.162° NE | 40.634° | 2026-05-07 09:14:58.817Z | 90.377° ESE |
| 5 mins | 2026-05-07 10:48:58.817Z | 265.671° W | 2026-05-07 10:50:58.817Z | 189.715° SSW | 35.205° | 2026-05-07 10:53:58.817Z | 134.487° 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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