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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-35918
1 66643U 25271AC 26313.31438674 .00038718 00000-0 11504-2 0 9993
2 66643 53.1609 77.0220 0000976 28.8954 331.2103 15.34421025 55119Epoch: 2026-11-09T07:32Z
TLE epoch observation values (Epoch: 2026-11-09T07:32:43.014Z)
Latitude
0.00003°
Longitude
-84.64992°
Altitude
462.957 km
Speed
7.637 km/s
True Right ascension
05h 08m 05s
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
13:54:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.565 km
Perigee altitude
462.23 km
Semi-major axis
6,841.034 km
Eccentricity
0.0001
Inclination
53.1609°
RAAN
77.022°
Arg. of periapsis
28.8954°
True anomaly
331.20491°
Mean anomaly
331.2103°
Eccentric anomaly
331.20761°
Mean motion
3.83584 °/min
Orbital period
93.85 mins
BSTAR
0.0011504
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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 | 2026-11-09 19:01:40.384Z | 282.173° WNW | 2026-11-09 19:04:40.384Z | 216.492° SW | 25.053° | 2026-11-09 19:06:40.384Z | 177.676° S |
| 4 mins | 2026-11-10 10:17:40.384Z | 180.39° SSW | 2026-11-10 10:19:40.384Z | 121.824° SE | 31.908° | 2026-11-10 10:21:40.384Z | 76.358° E |
| 4 mins | 2026-11-10 11:55:40.384Z | 289.392° WNW | 2026-11-10 11:56:40.384Z | 317.708° NNW | 30.734° | 2026-11-10 11:59:40.384Z | 28.737° NE |
| 4 mins | 2026-11-10 16:51:40.384Z | 349.8° N | 2026-11-10 16:52:40.384Z | 16.836° NNE | 30.085° | 2026-11-10 16:55:40.384Z | 89.32° E |
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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