STARLINK-35668, 66401
Orbit data source: Space-Track
STARLINK-35668, 66401 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 08 Nov 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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66401 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: 21 hours ago
TLE from 21 hours ago
0 STARLINK-35668
1 66401U 25257X 26170.96174094 .00022438 00000-0 67290-3 0 9990
2 66401 53.1584 100.4296 0001190 88.3995 271.7144 15.34415650 35413Epoch: 2026-06-19T23:04Z
TLE epoch observation values (Epoch: 2026-06-19T23:04:54.417Z)
Latitude
0°
Longitude
-153.98034°
Altitude
463.534 km
Speed
7.636 km/s
True Right ascension
06h 41m 43s
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
07:17:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.728 km
Perigee altitude
462.1 km
Semi-major axis
6,841.051 km
Eccentricity
0.00012
Inclination
53.1584°
RAAN
100.4296°
Arg. of periapsis
88.3995°
True anomaly
271.70077°
Mean anomaly
271.7144°
Eccentric anomaly
271.70758°
Mean motion
3.83583 °/min
Orbital period
93.85 mins
BSTAR
0.0006729
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Other satellites on launch #257 in the year 2025 (2025-11-08 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-35668 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 | 2026-06-20 21:07:38.029Z | 181.998° SSW | 2026-06-20 21:09:38.029Z | 140.707° SSE | 23.612° | 2026-06-20 21:12:38.029Z | 76.13° E |
| 5 mins | 2026-06-20 22:45:38.029Z | 273.415° WNW | 2026-06-20 22:47:38.029Z | 334.202° NNW | 30.402° | 2026-06-20 22:50:38.029Z | 35.035° NE |
| 5 mins | 2026-06-21 03:41:38.029Z | 342.652° N | 2026-06-21 03:43:38.029Z | 32.349° NE | 24.588° | 2026-06-21 03:46:38.029Z | 89.465° E |
| 4 mins | 2026-06-21 05:19:38.029Z | 279.063° WNW | 2026-06-21 05:21:38.029Z | 207.794° SW | 31.616° | 2026-06-21 05:23:38.029Z | 162.964° S |
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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