STARLINK-35501, 66436
Orbit data source: Space-Track
STARLINK-35501, 66436 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 11 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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66436 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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-35501
1 66436U 25259Q 26171.40384855 .00013392 00000-0 49500-3 0 9991
2 66436 43.0039 53.9619 0001127 299.0651 61.0088 15.27599610 35200Epoch: 2026-06-20T09:41Z
TLE epoch observation values (Epoch: 2026-06-20T09:41:32.514Z)
Latitude
-0.00001°
Longitude
-0.04255°
Altitude
482.392 km
Speed
7.626 km/s
True Right ascension
03h 35m 50s
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
08:33:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.708 km
Perigee altitude
484.161 km
Semi-major axis
6,863.072 km
Eccentricity
0.00011
Inclination
43.0039°
RAAN
53.9619°
Arg. of periapsis
299.0651°
True anomaly
61.0201°
Mean anomaly
61.0088°
Eccentric anomaly
61.01445°
Mean motion
3.81738 °/min
Orbital period
94.31 mins
BSTAR
0.000495
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Other satellites on launch #259 in the year 2025 (2025-11-11 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-35501 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 22:35:37.752Z | 286.119° WNW | 2026-06-20 22:38:37.752Z | 346.527° N | 37.688° | 2026-06-20 22:41:37.752Z | 75.431° E |
| 6 mins | 2026-06-21 00:15:37.752Z | 286.821° WNW | 2026-06-21 00:17:37.752Z | 273.381° WNW | 43.484° | 2026-06-21 00:21:37.752Z | 111.868° ESE |
| 4 mins | 2026-06-21 18:51:37.752Z | 187.494° SSW | 2026-06-21 18:53:37.752Z | 133.994° SE | 24.631° | 2026-06-21 18:55:37.752Z | 94.884° ESE |
| 6 mins | 2026-06-21 20:29:37.752Z | 258.931° W | 2026-06-21 20:31:37.752Z | 292.37° WNW | 43.607° | 2026-06-21 20:35:37.752Z | 71.157° 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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