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 + 2 Pan, 17.7 m
Radar Cross Section
36.964 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 26171.31153088 .00015489 00000-0 53364-3 0 9997
2 66641 53.1609 23.6080 0001870 79.9775 280.1437 15.30221215 33270Epoch: 2026-06-20T07:28Z
TLE epoch observation values (Epoch: 2026-06-20T07:28:36.268Z)
Latitude
0.00002°
Longitude
2.92893°
Altitude
475.826 km
Speed
7.629 km/s
True Right ascension
01h 34m 25s
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
07:32:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.69 km
Perigee altitude
474.126 km
Semi-major axis
6,853.545 km
Eccentricity
0.00019
Inclination
53.1609°
RAAN
23.608°
Arg. of periapsis
79.9775°
True anomaly
280.12261°
Mean anomaly
280.1437°
Eccentric anomaly
280.13315°
Mean motion
3.82534 °/min
Orbital period
94.11 mins
BSTAR
0.00053364
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-06-22 22:40:24.309Z | 323.94° NNW | 2026-06-22 22:42:24.309Z | 14.736° NNE | 38.517° | 2026-06-22 22:45:24.309Z | 111.599° ESE |
| 5 mins | 2026-06-23 15:36:24.309Z | 202.034° SSW | 2026-06-23 15:38:24.309Z | 114.865° SE | 38.482° | 2026-06-23 15:41:24.309Z | 59.039° ENE |
| 4 mins | 2026-06-23 17:14:24.309Z | 292.684° NW | 2026-06-23 17:16:24.309Z | 338.232° N | 21.654° | 2026-06-23 17:18:24.309Z | 19.393° NNE |
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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