STARLINK-35543, 66201
Orbit data source: Space-Track
STARLINK-35543, 66201 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 26 Oct 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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66201 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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-35543
1 66201U 25243AA 26171.31842817 .00029308 00000-0 95136-3 0 9991
2 66201 53.1579 128.0556 0001299 107.3336 252.7807 15.31737853 36371Epoch: 2026-06-20T07:38Z
TLE epoch observation values (Epoch: 2026-06-20T07:38:32.193Z)
Latitude
-0.00009°
Longitude
104.88663°
Altitude
471.791 km
Speed
7.631 km/s
True Right ascension
08h 32m 13s
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
07:14:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.774 km
Perigee altitude
469.994 km
Semi-major axis
6,849.021 km
Eccentricity
0.00013
Inclination
53.1579°
RAAN
128.0556°
Arg. of periapsis
107.3336°
True anomaly
252.76648°
Mean anomaly
252.7807°
Eccentric anomaly
252.77359°
Mean motion
3.82913 °/min
Orbital period
94.02 mins
BSTAR
0.00095136
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Other satellites on launch #243 in the year 2025 (2025-10-26 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-35543 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-20 23:28:26.159Z | 204.572° SW | 2026-06-20 23:31:26.159Z | 108.291° ESE | 35.048° | 2026-06-20 23:34:26.159Z | 60.385° ENE |
| 4 mins | 2026-06-21 01:07:26.159Z | 295.705° NW | 2026-06-21 01:08:26.159Z | 318.74° NNW | 22.262° | 2026-06-21 01:11:26.159Z | 24.211° NE |
| 5 mins | 2026-06-21 06:03:26.159Z | 332.238° NNW | 2026-06-21 06:05:26.159Z | 30.785° NE | 33.936° | 2026-06-21 06:08:26.159Z | 103.814° ESE |
| 4 mins | 2026-06-21 07:41:26.159Z | 267.418° W | 2026-06-21 07:43:26.159Z | 221.88° SW | 20.539° | 2026-06-21 07:45:26.159Z | 183.748° SSW |
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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