STARLINK-35937, 66517
Orbit data source: Space-Track
STARLINK-35937, 66517 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 19 Nov 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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66517 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: 17 hours ago
TLE from 17 hours ago
0 STARLINK-35937
1 66517U 25265B 26171.11761048 .00008072 00000-0 30262-3 0 9993
2 66517 42.9985 59.9016 0000998 351.9978 8.0857 15.27572166 32771Epoch: 2026-06-20T02:49Z
TLE epoch observation values (Epoch: 2026-06-20T02:49:21.545Z)
Latitude
-0.00006°
Longitude
109.22494°
Altitude
482.17 km
Speed
7.627 km/s
True Right ascension
03h 59m 36s
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
07:13:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.703 km
Perigee altitude
484.333 km
Semi-major axis
6,863.155 km
Eccentricity
0.0001
Inclination
42.9985°
RAAN
59.9016°
Arg. of periapsis
351.9978°
True anomaly
8.08731°
Mean anomaly
8.0857°
Eccentric anomaly
8.0865°
Mean motion
3.81731 °/min
Orbital period
94.31 mins
BSTAR
0.00030262
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Other satellites on launch #265 in the year 2025 (2025-11-19 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-35937 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-20 20:18:08.562Z | 232.011° WSW | 2026-06-20 20:21:08.562Z | 180.807° SSW | 38.402° | 2026-06-20 20:25:08.562Z | 76.805° E |
| 6 mins | 2026-06-20 21:58:08.562Z | 278.197° WNW | 2026-06-20 22:00:08.562Z | 325.81° NNW | 38.998° | 2026-06-20 22:04:08.562Z | 71.808° E |
| 6 mins | 2026-06-20 23:37:08.562Z | 293.052° NW | 2026-06-20 23:40:08.562Z | 45.055° ENE | 39.381° | 2026-06-20 23:43:08.562Z | 90.508° ESE |
| 6 mins | 2026-06-21 01:16:08.562Z | 275.109° WNW | 2026-06-21 01:18:08.562Z | 233.482° WSW | 34.758° | 2026-06-21 01:22:08.562Z | 132.878° SE |
| 6 mins | 2026-06-21 19:51:08.562Z | 227.661° WSW | 2026-06-21 19:54:08.562Z | 128.518° SE | 37.86° | 2026-06-21 19:57:08.562Z | 77.926° E |
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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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