STARLINK-35632, 66129
Orbit data source: Space-Track
STARLINK-35632, 66129 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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66129 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational spacecraft
Bus & Motor
STARLINK V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown shape, 17.7 m
Radar Cross Section
RCS unknown
Expand to show TLE details & historyLast TLE update: 6 hours ago
TLE from 6 hours ago
0 STARLINK-35632
1 66129U 25237R 25312.16668980 -.01842447 00000-0 -17012-1 0 9994
2 66129 53.1594 251.3856 0001117 107.3339 195.7678 15.70308255 3922Epoch: 2025-11-08T04:00Z
TLE epoch observation values (Epoch: 2025-11-08T04:00:01.998Z)
Latitude
-42.30393°
Longitude
101.08988°
Altitude
372.849 km
Speed
7.685 km/s
True Right ascension
13h 54m 47s
True Declination
-42° 07' 23"
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
06:35:20
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
359.029 km
Perigee altitude
357.524 km
Semi-major axis
6,736.413 km
Eccentricity
0.00011
Inclination
53.1594°
RAAN
251.3856°
Arg. of periapsis
107.3339°
True anomaly
195.76432°
Mean anomaly
195.7678°
Eccentric anomaly
195.76606°
Mean motion
3.92555 °/min
Orbital period
91.71 mins
BSTAR
-0.017012
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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-35632 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 | 2025-11-08 22:46:22.160Z | 226.462° WSW | 2025-11-08 22:49:22.160Z | 60.318° ENE | 40.563° | 2025-11-08 22:51:22.160Z | 51.626° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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