STARLINK-35918, 66643
Orbit data source: Space-Track
STARLINK-35918, 66643 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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66643 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: 2 days ago
TLE from 2 days ago
0 STARLINK-35918
1 66643U 25271AC 26264.39723156 .00017357 00000-0 52357-3 0 9996
2 66643 53.1588 305.6920 0001136 89.0267 271.0865 15.34403909 47609Epoch: 2026-09-21T09:32Z
TLE epoch observation values (Epoch: 2026-09-21T09:32:00.806Z)
Latitude
-0.0001°
Longitude
162.41092°
Altitude
463.578 km
Speed
7.636 km/s
True Right ascension
20h 22m 46s
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
16:25:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.726 km
Perigee altitude
462.172 km
Semi-major axis
6,841.086 km
Eccentricity
0.00011
Inclination
53.1588°
RAAN
305.692°
Arg. of periapsis
89.0267°
True anomaly
271.07348°
Mean anomaly
271.0865°
Eccentric anomaly
271.07999°
Mean motion
3.8358 °/min
Orbital period
93.85 mins
BSTAR
0.00052357
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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-35918 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 | 2026-09-23 05:30:35.679Z | 246.893° WSW | 2026-09-23 05:32:35.679Z | 310.489° NW | 61.164° | 2026-09-23 05:35:35.679Z | 41.94° NE |
| 4 mins | 2026-09-23 10:26:35.679Z | 343.314° N | 2026-09-23 10:28:35.679Z | 22.034° NNE | 19.298° | 2026-09-23 10:30:35.679Z | 62.01° ENE |
| 5 mins | 2026-09-23 12:04:35.679Z | 305.463° NW | 2026-09-23 12:06:35.679Z | 236.737° WSW | 78.141° | 2026-09-23 12:09:35.679Z | 136.245° SSE |
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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