STARLINK-35574, 66111
Orbit data source: Space-Track
STARLINK-35574, 66111 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 19 Oct 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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66111 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-35574
1 66111U 25236AB 26171.45369514 .00009437 00000-0 33014-3 0 9994
2 66111 53.1609 346.8731 0001627 102.3721 257.7462 15.30220947 38619Epoch: 2026-06-20T10:53Z
TLE epoch observation values (Epoch: 2026-06-20T10:53:19.260Z)
Latitude
0°
Longitude
-85.12524°
Altitude
476.289 km
Speed
7.629 km/s
True Right ascension
23h 07m 29s
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
08:42:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
476.524 km
Perigee altitude
474.294 km
Semi-major axis
6,853.546 km
Eccentricity
0.00016
Inclination
53.1609°
RAAN
346.8731°
Arg. of periapsis
102.3721°
True anomaly
257.72798°
Mean anomaly
257.7462°
Eccentric anomaly
257.73709°
Mean motion
3.82534 °/min
Orbital period
94.11 mins
BSTAR
0.00033014
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Other satellites on launch #236 in the year 2025 (2025-10-19 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-35574 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 | 2026-06-20 22:23:59.473Z | 283.503° WNW | 2026-06-20 22:26:59.473Z | 226.019° WSW | 21.986° | 2026-06-20 22:28:59.473Z | 184.329° SSW |
| 5 mins | 2026-06-21 13:42:59.473Z | 185.254° SSW | 2026-06-21 13:44:59.473Z | 120.084° SE | 30.938° | 2026-06-21 13:47:59.473Z | 65.254° ENE |
| 4 mins | 2026-06-21 15:20:59.473Z | 287.074° WNW | 2026-06-21 15:22:59.473Z | 341.866° N | 25.47° | 2026-06-21 15:24:59.473Z | 24.097° NE |
| 4 mins | 2026-06-21 20:17:59.473Z | 344.142° N | 2026-06-21 20:19:59.473Z | 49.722° ENE | 29.369° | 2026-06-21 20:21:59.473Z | 92.78° 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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