STARLINK-33801, 63963
Orbit data source: Space-Track
STARLINK-33801, 63963 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 13 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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63963 intel report (Beta)
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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: 1 day ago
TLE from 1 day ago
0 STARLINK-33801
1 63963U 25099M 26093.18187780 .00053397 00000-0 19325-2 0 9991
2 63963 43.0028 37.7598 0001455 266.7675 93.3010 15.27637898 51085Epoch: 2026-04-03T04:21Z
TLE epoch observation values (Epoch: 2026-04-03T04:21:54.241Z)
Latitude
-0.00005°
Longitude
140.76406°
Altitude
482.709 km
Speed
7.626 km/s
True Right ascension
02h 31m 02s
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
18:05:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.819 km
Perigee altitude
483.822 km
Semi-major axis
6,862.957 km
Eccentricity
0.00015
Inclination
43.0028°
RAAN
37.7598°
Arg. of periapsis
266.7675°
True anomaly
93.31765°
Mean anomaly
93.301°
Eccentric anomaly
93.30932°
Mean motion
3.81748 °/min
Orbital period
94.3 mins
BSTAR
0.0019325
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Other satellites on launch #99 in the year 2025 (2025-05-13 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-33801 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 | 2026-04-04 22:55:24.828Z | 215.208° SW | 2026-04-04 22:58:24.828Z | 163.895° S | 28.503° | 2026-04-04 23:01:24.828Z | 90.124° ESE |
| 5 mins | 2026-04-05 00:35:24.828Z | 265.523° W | 2026-04-05 00:37:24.828Z | 320.649° NNW | 43.019° | 2026-04-05 00:40:24.828Z | 68.814° E |
| 6 mins | 2026-04-05 02:14:24.828Z | 292.766° NW | 2026-04-05 02:16:24.828Z | 340.24° N | 37.48° | 2026-04-05 02:20:24.828Z | 81.982° E |
| 6 mins | 2026-04-05 03:53:24.828Z | 284.26° WNW | 2026-04-05 03:55:24.828Z | 256.948° W | 42.125° | 2026-04-05 03:59:24.828Z | 116.633° 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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