STARLINK-35556, 66238
Orbit data source: Space-Track
STARLINK-35556, 66238 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 29 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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66238 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-35556
1 66238U 25245E 26171.40402293 .00021498 00000-0 64521-3 0 9999
2 66238 53.1572 164.5957 0001239 93.1918 266.9227 15.34417137 37014Epoch: 2026-06-20T09:41Z
TLE epoch observation values (Epoch: 2026-06-20T09:41:47.581Z)
Latitude
0.00005°
Longitude
110.52835°
Altitude
463.599 km
Speed
7.636 km/s
True Right ascension
10h 58m 22s
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
07:17:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.757 km
Perigee altitude
462.062 km
Semi-major axis
6,841.047 km
Eccentricity
0.00012
Inclination
53.1572°
RAAN
164.5957°
Arg. of periapsis
93.1918°
True anomaly
266.90852°
Mean anomaly
266.9227°
Eccentric anomaly
266.91561°
Mean motion
3.83583 °/min
Orbital period
93.85 mins
BSTAR
0.00064521
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Other satellites on launch #245 in the year 2025 (2025-10-29 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-35556 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 | 2026-06-21 01:29:00.075Z | 186.816° SSW | 2026-06-21 01:32:00.075Z | 122.008° SE | 24.044° | 2026-06-21 01:34:00.075Z | 79.979° E |
| 5 mins | 2026-06-21 03:07:00.075Z | 268.831° W | 2026-06-21 03:09:00.075Z | 318.099° NNW | 29.945° | 2026-06-21 03:12:00.075Z | 31.805° NE |
| 4 mins | 2026-06-21 08:04:00.075Z | 353.476° N | 2026-06-21 08:05:00.075Z | 20.071° NNE | 24.618° | 2026-06-21 08:08:00.075Z | 86.323° E |
| 5 mins | 2026-06-21 09:41:00.075Z | 284.226° WNW | 2026-06-21 09:43:00.075Z | 225.634° WSW | 32.044° | 2026-06-21 09:46:00.075Z | 158.812° 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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