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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Edit Public Description
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 25297.70939690 -.00000035 00000-0 82424-5 0 9995
2 59903 43.0012 173.0533 0000763 287.7239 72.3529 15.27576936 80304Epoch: 2025-10-24T17:01Z
TLE epoch observation values (Epoch: 2025-10-24T17:01:31.892Z)
Latitude
-0.00003°
Longitude
-115.68002°
Altitude
482.675 km
Speed
7.626 km/s
True Right ascension
11h 32m 12s
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
19:25:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.527 km
Perigee altitude
484.48 km
Semi-major axis
6,863.14 km
Eccentricity
0.00008
Inclination
43.0012°
RAAN
173.0533°
Arg. of periapsis
287.7239°
True anomaly
72.36123°
Mean anomaly
72.3529°
Eccentric anomaly
72.35707°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
0.0000082424
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-10-25 01:22:19.373Z | 267.517° W | 2025-10-25 01:25:19.373Z | 205.524° SW | 24.149° | 2025-10-25 01:27:19.373Z | 163.565° S |
| 4 mins | 2025-10-25 18:20:19.373Z | 175.586° S | 2025-10-25 18:21:19.373Z | 154.266° SSE | 19.925° | 2025-10-25 18:24:19.373Z | 96.915° ESE |
| 5 mins | 2025-10-25 19:58:19.373Z | 249.06° W | 2025-10-25 20:00:19.373Z | 161.917° S | 44.97° | 2025-10-25 20:03:19.373Z | 72.293° E |
| 5 mins | 2025-10-25 21:37:19.373Z | 290.089° WNW | 2025-10-25 21:39:19.373Z | 350.008° N | 37.929° | 2025-10-25 21:42:19.373Z | 72.491° E |
| 6 mins | 2025-10-25 23:16:19.373Z | 290.928° WNW | 2025-10-25 23:18:19.373Z | 319.789° NNW | 43.54° | 2025-10-25 23:22:19.373Z | 103.992° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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