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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-33801
1 63963U 25099M 26171.44946277 .00021917 00000-0 80364-3 0 9996
2 63963 43.0005 315.7503 0001309 246.9301 113.1413 15.27578689 63059Epoch: 2026-06-20T10:47Z
TLE epoch observation values (Epoch: 2026-06-20T10:47:13.583Z)
Latitude
0.00001°
Longitude
-114.72021°
Altitude
483.181 km
Speed
7.625 km/s
True Right ascension
21h 03m 00s
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
10:20:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.896 km
Perigee altitude
484.1 km
Semi-major axis
6,863.135 km
Eccentricity
0.00013
Inclination
43.0005°
RAAN
315.7503°
Arg. of periapsis
246.9301°
True anomaly
113.15509°
Mean anomaly
113.1413°
Eccentric anomaly
113.1482°
Mean motion
3.81733 °/min
Orbital period
94.31 mins
BSTAR
0.00080364
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-21 12:05:08.111Z | 184.71° SSW | 2026-06-21 12:07:08.111Z | 146.196° SSE | 19.139° | 2026-06-21 12:09:08.111Z | 106.452° ESE |
| 6 mins | 2026-06-21 13:43:08.111Z | 247.195° WSW | 2026-06-21 13:46:08.111Z | 89.831° E | 43.591° | 2026-06-21 13:49:08.111Z | 72.725° E |
| 5 mins | 2026-06-21 15:23:08.111Z | 293.09° NW | 2026-06-21 15:25:08.111Z | 12.366° NNE | 37.778° | 2026-06-21 15:28:08.111Z | 73.688° E |
| 5 mins | 2026-06-21 17:02:08.111Z | 292.78° NW | 2026-06-21 17:04:08.111Z | 25.425° NE | 44.233° | 2026-06-21 17:07:08.111Z | 101.481° ESE |
| 4 mins | 2026-06-21 18:41:08.111Z | 255.43° W | 2026-06-21 18:43:08.111Z | 202.431° SSW | 25.761° | 2026-06-21 18:45:08.111Z | 159.778° S |
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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