STARLINK-33940, 63831
Orbit data source: Space-Track
STARLINK-33940, 63831 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 04 May 2025 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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63831 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 V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
36.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 STARLINK-33940
1 63831U 25092AD 25323.70682117 .00024392 00000-0 89214-3 0 9993
2 63831 43.0025 73.7168 0001642 276.1753 83.8911 15.27610313 31848Epoch: 2025-11-19T16:57Z
TLE epoch observation values (Epoch: 2025-11-19T16:57:49.349Z)
Latitude
-0.00004°
Longitude
120.28643°
Altitude
482.614 km
Speed
7.626 km/s
True Right ascension
04h 54m 52s
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
01:56:54
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.03 km
Perigee altitude
483.776 km
Semi-major axis
6,863.04 km
Eccentricity
0.00016
Inclination
43.0025°
RAAN
73.7168°
Arg. of periapsis
276.1753°
True anomaly
83.90981°
Mean anomaly
83.8911°
Eccentric anomaly
83.90045°
Mean motion
3.81741 °/min
Orbital period
94.3 mins
BSTAR
0.00089214
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Other satellites on launch #92 in the year 2025 (2025-05-04 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-33940 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 | 2025-11-20 10:25:30.021Z | 199.904° SSW | 2025-11-20 10:27:30.021Z | 159.885° S | 24.709° | 2025-11-20 10:30:30.021Z | 93.4° ESE |
| 5 mins | 2025-11-20 12:04:30.021Z | 259.198° W | 2025-11-20 12:06:30.021Z | 312.54° NW | 44.269° | 2025-11-20 12:09:30.021Z | 70.019° E |
| 5 mins | 2025-11-20 13:43:30.021Z | 291.658° WNW | 2025-11-20 13:45:30.021Z | 342.301° N | 37.407° | 2025-11-20 13:48:30.021Z | 74.615° E |
| 6 mins | 2025-11-20 15:22:30.021Z | 287.318° WNW | 2025-11-20 15:24:30.021Z | 279.858° WNW | 42.985° | 2025-11-20 15:28:30.021Z | 111.042° ESE |
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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