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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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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-11579
1 63143U 25043M 26171.33336806 -.00086300 00000-0 -67568-3 0 9994
2 63143 43.0007 351.6692 0001613 263.6954 294.1355 15.70852370 5946Epoch: 2026-06-20T08:00Z
TLE epoch observation values (Epoch: 2026-06-20T08:00:03.000Z)
Latitude
-12.16911°
Longitude
156.40105°
Altitude
358.153 km
Speed
7.696 km/s
True Right ascension
12h 19m 51s
True Declination
-12° 05' 39"
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
07:22:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
359.528 km
Perigee altitude
357.355 km
Semi-major axis
6,736.578 km
Eccentricity
0.00016
Inclination
43.0007°
RAAN
351.6692°
Arg. of periapsis
263.6954°
True anomaly
294.11863°
Mean anomaly
294.1355°
Eccentric anomaly
294.12707°
Mean motion
3.9254 °/min
Orbital period
91.71 mins
BSTAR
-0.00067568
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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 | 2026-06-20 21:23:05.119Z | 265.004° W | 2026-06-20 21:25:05.119Z | 221.5° SW | 20.736° | 2026-06-20 21:27:05.119Z | 166.699° S |
| 4 mins | 2026-06-21 15:27:05.119Z | 216.386° SW | 2026-06-21 15:28:05.119Z | 183.943° SSW | 33.69° | 2026-06-21 15:31:05.119Z | 81.335° E |
| 4 mins | 2026-06-21 17:03:05.119Z | 283.656° WNW | 2026-06-21 17:05:05.119Z | 25.498° NE | 35.226° | 2026-06-21 17:07:05.119Z | 66.688° ENE |
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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