STARLINK-35908, 66639
Orbit data source: Space-Track
STARLINK-35908, 66639 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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66639 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: 20 hours ago
TLE from 20 hours ago
0 STARLINK-35908
1 66639U 25271Y 26312.91668981 .00025309 00000-0 75859-3 0 9995
2 66639 53.1589 82.7970 0001194 69.6884 63.7317 15.34361393 5877Epoch: 2026-11-08T22:00Z
TLE epoch observation values (Epoch: 2026-11-08T22:00:01.999Z)
Latitude
35.64834°
Longitude
-147.61297°
Altitude
465.16 km
Speed
7.639 km/s
True Right ascension
15h 21m 59s
True Declination
35° 28' 43"
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
13:54:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.892 km
Perigee altitude
462.258 km
Semi-major axis
6,841.212 km
Eccentricity
0.00012
Inclination
53.1589°
RAAN
82.797°
Arg. of periapsis
69.6884°
True anomaly
63.74397°
Mean anomaly
63.7317°
Eccentric anomaly
63.73783°
Mean motion
3.83569 °/min
Orbital period
93.86 mins
BSTAR
0.00075859
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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-35908 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 | 2026-11-09 18:14:43.093Z | 314.61° NW | 2026-11-09 18:17:43.093Z | 92.21° ESE | 66.642° | 2026-11-09 18:20:43.093Z | 125.138° SE |
| 5 mins | 2026-11-10 11:07:43.093Z | 220.18° SW | 2026-11-10 11:09:43.093Z | 165.381° S | 73.143° | 2026-11-10 11:12:43.093Z | 54.035° ENE |
| 4 mins | 2026-11-10 16:03:43.093Z | 345.936° N | 2026-11-10 16:05:43.093Z | 21.378° NNE | 14.907° | 2026-11-10 16:07:43.093Z | 54.971° ENE |
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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