STARLINK-31955, 59939
Orbit data source: Space-Track
STARLINK-31955, 59939 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 01 Jun 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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59939 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-31955
1 59939U 24106T 25311.01595758 .00003530 00000-0 13769-3 0 9990
2 59939 43.0010 305.1283 0001387 269.9571 90.1121 15.27592516 81809Epoch: 2025-11-07T00:22Z
TLE epoch observation values (Epoch: 2025-11-07T00:22:58.734Z)
Latitude
-0.00009°
Longitude
-107.0825°
Altitude
482.789 km
Speed
7.626 km/s
True Right ascension
20h 20m 30s
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
07:21:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.909 km
Perigee altitude
484.005 km
Semi-major axis
6,863.094 km
Eccentricity
0.00014
Inclination
43.001°
RAAN
305.1283°
Arg. of periapsis
269.9571°
True anomaly
90.12799°
Mean anomaly
90.1121°
Eccentric anomaly
90.12005°
Mean motion
3.81736 °/min
Orbital period
94.31 mins
BSTAR
0.00013769
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Other satellites on launch #106 in the year 2024 (2024-06-01 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-31955 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 | 2025-11-08 03:17:48.090Z | 226.832° WSW | 2025-11-08 03:19:48.090Z | 175.396° S | 39.036° | 2025-11-08 03:22:48.090Z | 80.26° E |
| 5 mins | 2025-11-08 04:56:48.090Z | 279.045° WNW | 2025-11-08 04:58:48.090Z | 332.008° NNW | 39.388° | 2025-11-08 05:01:48.090Z | 68.086° E |
| 6 mins | 2025-11-08 06:35:48.090Z | 293.54° NW | 2025-11-08 06:37:48.090Z | 332.17° NNW | 39.106° | 2025-11-08 06:41:48.090Z | 90.948° ESE |
| 5 mins | 2025-11-08 08:14:48.090Z | 274.22° WNW | 2025-11-08 08:16:48.090Z | 229.005° WSW | 35.114° | 2025-11-08 08:19:48.090Z | 138.26° SSE |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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