STARLINK-33811, 63504
Orbit data source: Space-Track
STARLINK-33811, 63504 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 07 Apr 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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63504 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 + 1 Pan, 17.7 m
Radar Cross Section
41.120 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 STARLINK-33811
1 63504U 25071M 26317.45835109 .00031816 00000-0 94837-3 0 9990
2 63504 53.1596 61.1467 0001568 27.6932 332.4154 15.34413810 90846Epoch: 2026-11-13T11:00Z
TLE epoch observation values (Epoch: 2026-11-13T11:00:01.534Z)
Latitude
0°
Longitude
-156.43689°
Altitude
462.613 km
Speed
7.637 km/s
True Right ascension
04h 04m 35s
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
15:07:05
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.992 km
Perigee altitude
461.846 km
Semi-major axis
6,841.056 km
Eccentricity
0.00016
Inclination
53.1596°
RAAN
61.1467°
Arg. of periapsis
27.6932°
True anomaly
332.40708°
Mean anomaly
332.4154°
Eccentric anomaly
332.41124°
Mean motion
3.83582 °/min
Orbital period
93.85 mins
BSTAR
0.00094837
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Other satellites on launch #71 in the year 2025 (2025-04-07 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-33811 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 | 2026-11-14 09:03:00.411Z | 190.514° SSW | 2026-11-14 09:05:00.411Z | 146.891° SSE | 32.458° | 2026-11-14 09:08:00.411Z | 72.226° E |
| 5 mins | 2026-11-14 10:41:00.411Z | 278.233° WNW | 2026-11-14 10:43:00.411Z | 329.183° NNW | 30.644° | 2026-11-14 10:46:00.411Z | 31.338° NE |
| 5 mins | 2026-11-14 15:37:00.411Z | 337.864° N | 2026-11-14 15:39:00.411Z | 27.721° NE | 31.588° | 2026-11-14 15:42:00.411Z | 93.088° ESE |
| 4 mins | 2026-11-14 17:15:00.411Z | 275.073° WNW | 2026-11-14 17:17:00.411Z | 216.745° SW | 31.463° | 2026-11-14 17:19:00.411Z | 171.917° S |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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