STARLINK-35598, 66509
Orbit data source: Space-Track
STARLINK-35598, 66509 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 15 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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66509 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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-35598
1 66509U 25263AA 26171.27649535 .00006233 00000-0 23579-3 0 9995
2 66509 43.0026 131.7332 0001363 260.3009 99.7688 15.27584007 34582Epoch: 2026-06-20T06:38Z
TLE epoch observation values (Epoch: 2026-06-20T06:38:09.198Z)
Latitude
-0.00006°
Longitude
123.70137°
Altitude
482.972 km
Speed
7.626 km/s
True Right ascension
08h 46m 55s
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
07:17:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.917 km
Perigee altitude
484.046 km
Semi-major axis
6,863.119 km
Eccentricity
0.00014
Inclination
43.0026°
RAAN
131.7332°
Arg. of periapsis
260.3009°
True anomaly
99.78419°
Mean anomaly
99.7688°
Eccentric anomaly
99.7765°
Mean motion
3.81734 °/min
Orbital period
94.31 mins
BSTAR
0.00023579
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Other satellites on launch #263 in the year 2025 (2025-11-15 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-35598 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 00:05:01.677Z | 195.129° SSW | 2026-06-21 00:08:01.677Z | 136.426° SSE | 20.797° | 2026-06-21 00:10:01.677Z | 99.247° ESE |
| 6 mins | 2026-06-21 01:44:01.677Z | 251.014° W | 2026-06-21 01:46:01.677Z | 251.498° W | 44.109° | 2026-06-21 01:50:01.677Z | 71.977° E |
| 6 mins | 2026-06-21 03:23:01.677Z | 288.253° WNW | 2026-06-21 03:25:01.677Z | 333.329° NNW | 36.765° | 2026-06-21 03:29:01.677Z | 76.367° E |
| 6 mins | 2026-06-21 05:02:01.677Z | 289.894° WNW | 2026-06-21 05:05:01.677Z | 86.876° E | 42.82° | 2026-06-21 05:08:01.677Z | 104.973° ESE |
| 4 mins | 2026-06-21 06:42:01.677Z | 245.926° WSW | 2026-06-21 06:43:01.677Z | 221.167° SW | 23.679° | 2026-06-21 06:46:01.677Z | 159.038° S |
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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