STARLINK-35576, 66137
Orbit data source: Space-Track
STARLINK-35576, 66137 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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66137 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: 7 hours ago
TLE from 7 hours ago
0 STARLINK-35576
1 66137U 25237Z 25311.83336806 -.01827897 00000-0 -15918-1 0 9990
2 66137 53.1598 252.9970 0001296 115.2018 117.0481 15.71656110 3868Epoch: 2025-11-07T20:00Z
TLE epoch observation values (Epoch: 2025-11-07T20:00:03.000Z)
Latitude
-39.47337°
Longitude
123.55887°
Altitude
367.505 km
Speed
7.688 km/s
True Right ascension
07h 23m 22s
True Declination
-39° 17' 42"
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
23:34:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
355.297 km
Perigee altitude
353.552 km
Semi-major axis
6,732.561 km
Eccentricity
0.00013
Inclination
53.1598°
RAAN
252.997°
Arg. of periapsis
115.2018°
True anomaly
117.06133°
Mean anomaly
117.0481°
Eccentric anomaly
117.05471°
Mean motion
3.92892 °/min
Orbital period
91.63 mins
BSTAR
-0.015918
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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-35576 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 | 2025-11-08 06:13:58.850Z | 288.242° WNW | 2025-11-08 06:14:58.850Z | 241.052° WSW | 39.046° | 2025-11-08 06:17:58.850Z | 144.418° SSE |
| 4 mins | 2025-11-08 22:42:58.850Z | 220.843° SW | 2025-11-08 22:44:58.850Z | 94.157° ESE | 43.006° | 2025-11-08 22:46:58.850Z | 54.504° 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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