STARLINK-31861, 59906
Orbit data source: Space-Track
STARLINK-31861, 59906 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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59906 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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-31861
1 59906U 24100X 26036.22220583 -.00000496 00000-0 -84606-5 0 9997
2 59906 43.0063 301.6087 0002965 251.7496 108.3033 15.27607442 96267Epoch: 2026-02-05T05:19Z
TLE epoch observation values (Epoch: 2026-02-05T05:19:58.583Z)
Latitude
-0.00004°
Longitude
86.23703°
Altitude
483.382 km
Speed
7.625 km/s
True Right ascension
20h 06m 26s
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
20:17:05
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.946 km
Perigee altitude
482.876 km
Semi-major axis
6,863.048 km
Eccentricity
0.0003
Inclination
43.0063°
RAAN
301.6087°
Arg. of periapsis
251.7496°
True anomaly
108.33555°
Mean anomaly
108.3033°
Eccentric anomaly
108.31943°
Mean motion
3.8174 °/min
Orbital period
94.31 mins
BSTAR
-0.0000084606
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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-31861 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 | 2026-02-05 21:15:56.228Z | 219.548° SW | 2026-02-05 21:17:56.228Z | 142.952° SSE | 38.192° | 2026-02-05 21:20:56.228Z | 79.233° E |
| 5 mins | 2026-02-05 22:54:56.228Z | 281.504° WNW | 2026-02-05 22:56:56.228Z | 7.779° NNE | 40.016° | 2026-02-05 22:59:56.228Z | 69.934° E |
| 5 mins | 2026-02-06 00:33:56.228Z | 296.883° NW | 2026-02-06 00:35:56.228Z | 7.505° NNE | 40.609° | 2026-02-06 00:38:56.228Z | 87.476° E |
| 5 mins | 2026-02-06 02:12:56.228Z | 271.705° WNW | 2026-02-06 02:14:56.228Z | 204.375° SW | 37.619° | 2026-02-06 02:17:56.228Z | 132.92° 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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