STARLINK-11579, 63143
Orbit data source: Space-Track
STARLINK-11579, 63143 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 03 Mar 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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63143 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-11579
1 63143U 25043M 25352.09801156 .00197178 00000-0 15038-2 0 9990
2 63143 43.0008 22.1866 0002530 293.6404 66.4198 15.70841643 46527Epoch: 2025-12-18T02:21Z
TLE epoch observation values (Epoch: 2025-12-18T02:21:08.198Z)
Latitude
-0.00003°
Longitude
-100.05599°
Altitude
355.58 km
Speed
7.698 km/s
True Right ascension
01h 28m 44s
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
11:55:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
360.176 km
Perigee altitude
356.767 km
Semi-major axis
6,736.609 km
Eccentricity
0.00025
Inclination
43.0008°
RAAN
22.1866°
Arg. of periapsis
293.6404°
True anomaly
66.44637°
Mean anomaly
66.4198°
Eccentric anomaly
66.43309°
Mean motion
3.92538 °/min
Orbital period
91.71 mins
BSTAR
0.0015038
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Other satellites on launch #43 in the year 2025 (2025-03-03 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-11579 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-12-19 06:04:38.033Z | 236.332° WSW | 2025-12-19 06:05:38.033Z | 207.652° SW | 41.307° | 2025-12-19 06:08:38.033Z | 74.991° E |
| 4 mins | 2025-12-19 07:40:38.033Z | 292.99° NW | 2025-12-19 07:42:38.033Z | 27.363° NE | 32.623° | 2025-12-19 07:44:38.033Z | 68.417° E |
| 4 mins | 2025-12-19 09:16:38.033Z | 296.177° NW | 2025-12-19 09:18:38.033Z | 36.519° NE | 40.682° | 2025-12-19 09:20:38.033Z | 92.204° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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