STARLINK-35580, 66155
Orbit data source: Space-Track
STARLINK-35580, 66155 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 25 Oct 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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66155 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-35580
1 66155U 25240K 26171.36501013 .00032718 00000-0 97382-3 0 9995
2 66155 53.1591 304.1198 0001206 75.9725 284.1412 15.34446246 37730Epoch: 2026-06-20T08:45Z
TLE epoch observation values (Epoch: 2026-06-20T08:45:36.875Z)
Latitude
0.00002°
Longitude
-95.86451°
Altitude
463.266 km
Speed
7.636 km/s
True Right ascension
20h 16m 28s
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
07:17:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.648 km
Perigee altitude
461.998 km
Semi-major axis
6,840.96 km
Eccentricity
0.00012
Inclination
53.1591°
RAAN
304.1198°
Arg. of periapsis
75.9725°
True anomaly
284.1278°
Mean anomaly
284.1412°
Eccentric anomaly
284.1345°
Mean motion
3.8359 °/min
Orbital period
93.85 mins
BSTAR
0.00097382
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Other satellites on launch #240 in the year 2025 (2025-10-25 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-35580 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-21 11:30:26.895Z | 230.176° WSW | 2026-06-21 11:34:26.895Z | 43.078° NE | 42.048° | 2026-06-21 11:37:26.895Z | 49.437° ENE |
| 5 mins | 2026-06-21 18:05:26.895Z | 315.042° NNW | 2026-06-21 18:07:26.895Z | 342.267° N | 42.084° | 2026-06-21 18:10:26.895Z | 123.594° 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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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