STARLINK-35490, 66204
Orbit data source: Space-Track
STARLINK-35490, 66204 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 26 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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66204 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
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 STARLINK-35490
1 66204U 25243AD 26061.77212162 .00022724 00000-0 77678-3 0 9992
2 66204 53.1571 277.4555 0001428 85.5125 274.6039 15.30209606 19595Epoch: 2026-03-02T18:31Z
TLE epoch observation values (Epoch: 2026-03-02T18:31:51.307Z)
Latitude
-0.00003°
Longitude
-161.06904°
Altitude
476.007 km
Speed
7.629 km/s
True Right ascension
18h 29m 49s
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
07:12:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.422 km
Perigee altitude
474.465 km
Semi-major axis
6,853.58 km
Eccentricity
0.00014
Inclination
53.1571°
RAAN
277.4555°
Arg. of periapsis
85.5125°
True anomaly
274.58759°
Mean anomaly
274.6039°
Eccentric anomaly
274.59574°
Mean motion
3.82531 °/min
Orbital period
94.11 mins
BSTAR
0.00077678
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Other satellites on launch #243 in the year 2025 (2025-10-26 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-35490 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-03-03 16:38:10.635Z | 214.779° SW | 2026-03-03 16:42:10.635Z | 100.827° ESE | 37.994° | 2026-03-03 16:45:10.635Z | 57.66° ENE |
| 4 mins | 2026-03-03 18:18:10.635Z | 296.458° NW | 2026-03-03 18:20:10.635Z | 343.034° N | 21.055° | 2026-03-03 18:22:10.635Z | 21.479° NNE |
| 6 mins | 2026-03-03 23:14:10.635Z | 324.901° NNW | 2026-03-03 23:17:10.635Z | 64.225° ENE | 35.317° | 2026-03-03 23:20:10.635Z | 111.65° ESE |
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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