STARLINK-35923, 66641
Orbit data source: Space-Track
STARLINK-35923, 66641 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 23 Nov 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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66641 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: 3 days ago
TLE from 3 days ago
0 STARLINK-35923
1 66641U 25271AA 26262.72100407 .00017423 00000-0 52501-3 0 9992
2 66641 53.1577 317.2682 0001103 82.6809 277.4319 15.34434927 47297Epoch: 2026-09-19T17:18Z
TLE epoch observation values (Epoch: 2026-09-19T17:18:14.751Z)
Latitude
-0.00002°
Longitude
59.08124°
Altitude
463.403 km
Speed
7.636 km/s
True Right ascension
21h 09m 04s
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
16:27:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.611 km
Perigee altitude
462.102 km
Semi-major axis
6,840.994 km
Eccentricity
0.00011
Inclination
53.1577°
RAAN
317.2682°
Arg. of periapsis
82.6809°
True anomaly
277.41937°
Mean anomaly
277.4319°
Eccentric anomaly
277.42563°
Mean motion
3.83587 °/min
Orbital period
93.85 mins
BSTAR
0.00052501
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Other satellites on launch #271 in the year 2025 (2025-11-23 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-35923 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 | 2026-09-23 04:18:20.537Z | 168.03° S | 2026-09-23 04:20:20.537Z | 130.593° SE | 18.36° | 2026-09-23 04:22:20.537Z | 91.529° ESE |
| 5 mins | 2026-09-23 05:55:20.537Z | 253.513° W | 2026-09-23 05:57:20.537Z | 297.673° NW | 46.326° | 2026-09-23 06:00:20.537Z | 35.907° NE |
| 5 mins | 2026-09-23 10:51:20.537Z | 337.932° N | 2026-09-23 10:53:20.537Z | 14.706° NNE | 21.254° | 2026-09-23 10:56:20.537Z | 75.007° E |
| 5 mins | 2026-09-23 12:29:20.537Z | 299.35° NW | 2026-09-23 12:31:20.537Z | 252.385° W | 58.048° | 2026-09-23 12:34:20.537Z | 145.605° SSE |
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
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