STARLINK-35820, 66597
Orbit data source: Space-Track
STARLINK-35820, 66597 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 22 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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66597 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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-35820
1 66597U 25270K 26171.33880343 .00010335 00000-0 38442-3 0 9994
2 66597 43.0007 196.5700 0001225 281.1248 78.9466 15.27592396 33514Epoch: 2026-06-20T08:07Z
TLE epoch observation values (Epoch: 2026-06-20T08:07:52.616Z)
Latitude
-0.00001°
Longitude
166.04591°
Altitude
482.626 km
Speed
7.626 km/s
True Right ascension
13h 06m 16s
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
07:18:14
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.798 km
Perigee altitude
484.116 km
Semi-major axis
6,863.094 km
Eccentricity
0.00012
Inclination
43.0007°
RAAN
196.57°
Arg. of periapsis
281.1248°
True anomaly
78.96038°
Mean anomaly
78.9466°
Eccentric anomaly
78.95349°
Mean motion
3.81736 °/min
Orbital period
94.31 mins
BSTAR
0.00038442
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Other satellites on launch #270 in the year 2025 (2025-11-22 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-35820 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 04:43:29.033Z | 212.072° SW | 2026-06-21 04:46:29.033Z | 155.832° SSE | 27.866° | 2026-06-21 04:49:29.033Z | 89.194° E |
| 5 mins | 2026-06-21 06:23:29.033Z | 264.716° W | 2026-06-21 06:25:29.033Z | 349.205° N | 43.704° | 2026-06-21 06:28:29.033Z | 69.58° E |
| 5 mins | 2026-06-21 08:02:29.033Z | 294.019° NW | 2026-06-21 08:04:29.033Z | 351.94° N | 38.127° | 2026-06-21 08:07:29.033Z | 77.474° E |
| 5 mins | 2026-06-21 09:41:29.033Z | 284.766° WNW | 2026-06-21 09:43:29.033Z | 249.411° W | 43.646° | 2026-06-21 09:46:29.033Z | 116.076° 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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