STARLINK-35503, 66245
Orbit data source: Space-Track
STARLINK-35503, 66245 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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66245 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-35503
1 66245U 25245M 26171.37205132 .00008264 00000-0 29078-3 0 9990
2 66245 53.1588 167.2287 0001296 78.9476 281.1670 15.30204209 36928Epoch: 2026-06-20T08:55Z
TLE epoch observation values (Epoch: 2026-06-20T08:55:45.234Z)
Latitude
-0.00004°
Longitude
124.70258°
Altitude
475.93 km
Speed
7.629 km/s
True Right ascension
11h 08m 54s
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
08:33:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.347 km
Perigee altitude
474.571 km
Semi-major axis
6,853.596 km
Eccentricity
0.00013
Inclination
53.1588°
RAAN
167.2287°
Arg. of periapsis
78.9476°
True anomaly
281.15243°
Mean anomaly
281.167°
Eccentric anomaly
281.15971°
Mean motion
3.8253 °/min
Orbital period
94.11 mins
BSTAR
0.00029078
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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-35503 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 | 2026-06-21 02:20:31.868Z | 221.988° SW | 2026-06-21 02:23:31.868Z | 182.491° SSW | 42.696° | 2026-06-21 02:26:31.868Z | 55.014° ENE |
| 4 mins | 2026-06-21 04:00:31.868Z | 302.801° NW | 2026-06-21 04:02:31.868Z | 346.362° N | 18.784° | 2026-06-21 04:04:31.868Z | 21.829° NNE |
| 5 mins | 2026-06-21 08:56:31.868Z | 320.922° NNW | 2026-06-21 08:58:31.868Z | 6.27° NNE | 39.992° | 2026-06-21 09:01:31.868Z | 115.294° SE |
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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