STARLINK-11687, 63555 (Decayed)
Orbit data source: Space-Track
STARLINK-11687, 63555 was a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 13 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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63555 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: 3 months ago
TLE from 3 months ago
0 STARLINK-11687
1 63555U 25075H 26090.21303226 .19098229 90585-5 28336-2 0 9995
2 63555 42.9829 16.8038 0010540 226.7986 133.2024 16.33245765 56712Epoch: 2026-03-31T05:06Z
TLE epoch observation values (Epoch: 2026-03-31T05:06:45.987Z)
Latitude
-0.00003°
Longitude
111.5187°
Altitude
188.333 km
Speed
7.792 km/s
True Right ascension
01h 07m 12s
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
10:19:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
192.787 km
Perigee altitude
178.95 km
Semi-major axis
6,564.005 km
Eccentricity
0.00105
Inclination
42.9829°
RAAN
16.8038°
Arg. of periapsis
226.7986°
True anomaly
133.29036°
Mean anomaly
133.2024°
Eccentric anomaly
133.24639°
Mean motion
4.08122 °/min
Orbital period
88.21 mins
BSTAR
0.0028336
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Other satellites on launch #75 in the year 2025 (2025-04-13 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-11687 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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