STARLINK-35474, 66437
Orbit data source: Space-Track
STARLINK-35474, 66437 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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66437 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-35474
1 66437U 25259R 26171.37315505 .00008794 00000-0 32845-3 0 9998
2 66437 43.0023 54.5966 0001315 278.9066 81.1637 15.27605062 35191Epoch: 2026-06-20T08:57Z
TLE epoch observation values (Epoch: 2026-06-20T08:57:20.596Z)
Latitude
0°
Longitude
11.67208°
Altitude
482.611 km
Speed
7.626 km/s
True Right ascension
03h 38m 23s
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
07:16:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.821 km
Perigee altitude
484.016 km
Semi-major axis
6,863.056 km
Eccentricity
0.00013
Inclination
43.0023°
RAAN
54.5966°
Arg. of periapsis
278.9066°
True anomaly
81.17859°
Mean anomaly
81.1637°
Eccentric anomaly
81.17115°
Mean motion
3.81739 °/min
Orbital period
94.31 mins
BSTAR
0.00032845
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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-35474 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 21:49:10.845Z | 276.583° WNW | 2026-06-20 21:52:10.845Z | 352.758° N | 39.436° | 2026-06-20 21:55:10.845Z | 69.728° E |
| 5 mins | 2026-06-20 23:29:10.845Z | 294.854° NW | 2026-06-20 23:31:10.845Z | 349.557° N | 41.265° | 2026-06-20 23:34:10.845Z | 90.489° ESE |
| 5 mins | 2026-06-21 01:08:10.845Z | 269.349° W | 2026-06-21 01:10:10.845Z | 213.605° SW | 34.118° | 2026-06-21 01:13:10.845Z | 139.82° SSE |
| 5 mins | 2026-06-21 19:43:10.845Z | 229.406° WSW | 2026-06-21 19:45:10.845Z | 174.331° S | 40.405° | 2026-06-21 19:48:10.845Z | 78.839° 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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