STARLINK-35899, 66497
Orbit data source: Space-Track
STARLINK-35899, 66497 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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66497 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-35899
1 66497U 25263N 26171.29433826 .00012515 00000-0 46331-3 0 9998
2 66497 43.0011 131.0018 0001438 271.6731 88.3956 15.27596004 34599Epoch: 2026-06-20T07:03Z
TLE epoch observation values (Epoch: 2026-06-20T07:03:50.825Z)
Latitude
-0.00002°
Longitude
116.52898°
Altitude
482.749 km
Speed
7.626 km/s
True Right ascension
08h 44m 00s
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
07:16:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.933 km
Perigee altitude
483.959 km
Semi-major axis
6,863.083 km
Eccentricity
0.00014
Inclination
43.0011°
RAAN
131.0018°
Arg. of periapsis
271.6731°
True anomaly
88.41207°
Mean anomaly
88.3956°
Eccentric anomaly
88.40384°
Mean motion
3.81737 °/min
Orbital period
94.31 mins
BSTAR
0.00046331
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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-35899 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 00:31:42.218Z | 213.44° SW | 2026-06-21 00:34:42.218Z | 146.776° SSE | 30.074° | 2026-06-21 00:37:42.218Z | 85.476° E |
| 5 mins | 2026-06-21 02:11:42.218Z | 269.739° W | 2026-06-21 02:13:42.218Z | 18.501° NNE | 42.369° | 2026-06-21 02:16:42.218Z | 69.861° E |
| 5 mins | 2026-06-21 03:50:42.218Z | 296.934° NW | 2026-06-21 03:52:42.218Z | 8.687° NNE | 38.612° | 2026-06-21 03:55:42.218Z | 80.281° E |
| 5 mins | 2026-06-21 05:29:42.218Z | 281.807° WNW | 2026-06-21 05:31:42.218Z | 203.097° SW | 43.617° | 2026-06-21 05:34:42.218Z | 119.052° SE |
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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