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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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: 9 hours ago
TLE from 9 hours ago
0 STARLINK-31955
1 59939U 24106T 26126.08518414 .00029511 00000-0 10497-2 0 9997
2 59939 42.9971 8.1330 0002906 251.9161 108.1375 15.28440697109344Epoch: 2026-05-06T02:02Z
TLE epoch observation values (Epoch: 2026-05-06T02:02:39.909Z)
Latitude
0.00001°
Longitude
113.51598°
Altitude
480.869 km
Speed
7.627 km/s
True Right ascension
00h 32m 31s
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
18:40:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
484.413 km
Perigee altitude
480.426 km
Semi-major axis
6,860.556 km
Eccentricity
0.00029
Inclination
42.9971°
RAAN
8.133°
Arg. of periapsis
251.9161°
True anomaly
108.16914°
Mean anomaly
108.1375°
Eccentric anomaly
108.15332°
Mean motion
3.81948 °/min
Orbital period
94.25 mins
BSTAR
0.0010497
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-05-06 19:30:25.346Z | 220.239° SW | 2026-05-06 19:33:25.346Z | 149.745° SSE | 33.894° | 2026-05-06 19:36:25.346Z | 83.049° E |
| 5 mins | 2026-05-06 21:10:25.346Z | 275.309° WNW | 2026-05-06 21:12:25.346Z | 9.95° NNE | 41.368° | 2026-05-06 21:15:25.346Z | 69.633° E |
| 5 mins | 2026-05-06 22:49:25.346Z | 297.533° NW | 2026-05-06 22:51:25.346Z | 10.969° NNE | 39.337° | 2026-05-06 22:54:25.346Z | 83.452° E |
| 5 mins | 2026-05-07 00:28:25.346Z | 276.639° WNW | 2026-05-07 00:30:25.346Z | 194.332° SSW | 41.303° | 2026-05-07 00:33:25.346Z | 124.911° 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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