STARLINK-35872, 66580
Orbit data source: Space-Track
STARLINK-35872, 66580 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 21 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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66580 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: 15 hours ago
TLE from 15 hours ago
0 STARLINK-35872
1 66580U 25268Z 26171.23070624 .00010197 00000-0 37945-3 0 9998
2 66580 42.9974 127.8294 0001387 273.5477 86.5216 15.27589880 33646Epoch: 2026-06-20T05:32Z
TLE epoch observation values (Epoch: 2026-06-20T05:32:13.019Z)
Latitude
0°
Longitude
136.32685°
Altitude
482.737 km
Speed
7.626 km/s
True Right ascension
08h 31m 19s
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
07:12:17
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.917 km
Perigee altitude
484.013 km
Semi-major axis
6,863.102 km
Eccentricity
0.00014
Inclination
42.9974°
RAAN
127.8294°
Arg. of periapsis
273.5477°
True anomaly
86.53746°
Mean anomaly
86.5216°
Eccentric anomaly
86.52953°
Mean motion
3.81735 °/min
Orbital period
94.31 mins
BSTAR
0.00037945
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Other satellites on launch #268 in the year 2025 (2025-11-21 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-35872 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 00:34:32.689Z | 225.448° WSW | 2026-06-21 00:37:32.689Z | 172.591° S | 34.784° | 2026-06-21 00:40:32.689Z | 84.523° E |
| 5 mins | 2026-06-21 02:14:32.689Z | 273.807° WNW | 2026-06-21 02:16:32.689Z | 323.644° NNW | 40.478° | 2026-06-21 02:19:32.689Z | 67.674° E |
| 6 mins | 2026-06-21 03:53:32.689Z | 293.163° NW | 2026-06-21 03:56:32.689Z | 41.868° NE | 37.928° | 2026-06-21 03:59:32.689Z | 86.761° E |
| 6 mins | 2026-06-21 05:32:32.689Z | 278.92° WNW | 2026-06-21 05:35:32.689Z | 169.501° S | 38.056° | 2026-06-21 05:38:32.689Z | 126.486° 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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