STARLINK-11664, 63666 (Decayed)
Orbit data source: Space-Track
STARLINK-11664, 63666 was a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 28 Apr 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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63666 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Decayed Commercial Communications
Bus & Motor
STARLINK V2MD, Unknown motor
Mass
960 kg wet, ~910 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 18.1 m
Radar Cross Section
36.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 4 weeks ago
TLE from 4 weeks ago
0 STARLINK-11664
1 63666U 25085C 26146.44249576 .09495563 88137-5 32906-2 0 9992
2 63666 42.9801 160.3887 0012796 151.7638 208.3945 16.24111503 62588Epoch: 2026-05-26T10:37Z
TLE epoch observation values (Epoch: 2026-05-26T10:37:11.633Z)
Latitude
-0.00002°
Longitude
117.07434°
Altitude
215.591 km
Speed
7.775 km/s
True Right ascension
10h 41m 33s
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
08:42:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
218.872 km
Perigee altitude
202.011 km
Semi-major axis
6,588.579 km
Eccentricity
0.00128
Inclination
42.9801°
RAAN
160.3887°
Arg. of periapsis
151.7638°
True anomaly
208.32487°
Mean anomaly
208.3945°
Eccentric anomaly
208.35967°
Mean motion
4.05841 °/min
Orbital period
88.7 mins
BSTAR
0.0032906
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Other satellites on launch #85 in the year 2025 (2025-04-28 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-11664 Visibility
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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. |
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| This satellite is decayed. |
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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