STARLINK-35520, 66133
Orbit data source: Space-Track
STARLINK-35520, 66133 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 22 Oct 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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66133 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
Expand to show TLE details & historyLast TLE update: 22 hours ago
TLE from 22 hours ago
0 STARLINK-35520
1 66133U 25237V 25344.72909070 .00071980 00000-0 17902-2 0 9996
2 66133 53.1608 96.8523 0000586 288.1742 71.9199 15.39660159 8939Epoch: 2025-12-10T17:29Z
TLE epoch observation values (Epoch: 2025-12-10T17:29:53.436Z)
Latitude
-0.00003°
Longitude
114.68439°
Altitude
447.893 km
Speed
7.645 km/s
True Right ascension
06h 27m 24s
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
13:35:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
447.771 km
Perigee altitude
446.971 km
Semi-major axis
6,825.508 km
Eccentricity
0.00006
Inclination
53.1608°
RAAN
96.8523°
Arg. of periapsis
288.1742°
True anomaly
71.92628°
Mean anomaly
71.9199°
Eccentric anomaly
71.92309°
Mean motion
3.84894 °/min
Orbital period
93.53 mins
BSTAR
0.0017902
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Other satellites on launch #237 in the year 2025 (2025-10-22 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-35520 Visibility forecast
Loading observer location...
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 | 2025-12-11 15:46:03.709Z | 347.935° N | 2025-12-11 15:48:03.709Z | 32.021° NE | 18.873° | 2025-12-11 15:50:03.709Z | 70.338° E |
| 5 mins | 2025-12-11 17:23:03.709Z | 301.199° NW | 2025-12-11 17:25:03.709Z | 254.475° W | 41.405° | 2025-12-11 17:28:03.709Z | 142.613° SSE |
| 5 mins | 2025-12-12 10:12:03.709Z | 238.32° WSW | 2025-12-12 10:14:03.709Z | 300.097° NW | 43.738° | 2025-12-12 10:17:03.709Z | 45.903° ENE |
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
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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