STARLINK-35315, 66543
Orbit data source: Space-Track
STARLINK-35315, 66543 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 19 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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66543 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: 21 hours ago
TLE from 21 hours ago
0 STARLINK-35315
1 66543U 25265AD 26171.03808587 .00014501 00000-0 53515-3 0 9993
2 66543 42.9995 60.1513 0001361 272.4236 87.6460 15.27598691 32769Epoch: 2026-06-20T00:54Z
TLE epoch observation values (Epoch: 2026-06-20T00:54:50.619Z)
Latitude
0.00001°
Longitude
138.18195°
Altitude
482.73 km
Speed
7.626 km/s
True Right ascension
04h 00m 36s
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
08:32:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.872 km
Perigee altitude
484.004 km
Semi-major axis
6,863.075 km
Eccentricity
0.00014
Inclination
42.9995°
RAAN
60.1513°
Arg. of periapsis
272.4236°
True anomaly
87.66158°
Mean anomaly
87.646°
Eccentric anomaly
87.65379°
Mean motion
3.81738 °/min
Orbital period
94.31 mins
BSTAR
0.00053515
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Other satellites on launch #265 in the year 2025 (2025-11-19 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-35315 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 21:36:24.774Z | 268.884° W | 2026-06-20 21:39:24.774Z | 21.58° NNE | 40.927° | 2026-06-20 21:42:24.774Z | 70.001° E |
| 5 mins | 2026-06-20 23:16:24.774Z | 298.295° NW | 2026-06-20 23:18:24.774Z | 16.084° NNE | 39.086° | 2026-06-20 23:21:24.774Z | 83.173° E |
| 5 mins | 2026-06-21 00:55:24.774Z | 277.426° WNW | 2026-06-21 00:57:24.774Z | 192.324° SSW | 41.779° | 2026-06-21 01:00:24.774Z | 123.772° SE |
| 5 mins | 2026-06-21 19:30:24.774Z | 208.828° SW | 2026-06-21 19:32:24.774Z | 150.873° SSE | 32.649° | 2026-06-21 19:35:24.774Z | 84.199° E |
| 5 mins | 2026-06-21 21:09:24.774Z | 272.845° WNW | 2026-06-21 21:11:24.774Z | 3.904° NNE | 42.027° | 2026-06-21 21:14:24.774Z | 69.41° E |
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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