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: 1 day ago
TLE from 1 day ago
0 STARLINK-11579
1 63143U 25043M 26306.41668981 .00083541 00000-0 62771-3 0 9998
2 63143 42.9999 257.4080 0001525 275.4562 115.6721 15.71597061 5865Epoch: 2026-11-02T10:00Z
TLE epoch observation values (Epoch: 2026-11-02T10:00:01.999Z)
Latitude
20.72131°
Longitude
89.49609°
Altitude
354.171 km
Speed
7.7 km/s
True Right ascension
18h 44m 47s
True Declination
20° 36' 03"
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
06:09:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
357.341 km
Perigee altitude
355.287 km
Semi-major axis
6,734.451 km
Eccentricity
0.00015
Inclination
42.9999°
RAAN
257.408°
Arg. of periapsis
275.4562°
True anomaly
115.68785°
Mean anomaly
115.6721°
Eccentric anomaly
115.67997°
Mean motion
3.92726 °/min
Orbital period
91.67 mins
BSTAR
0.00062771
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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
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-11-04 00:13:21.877Z | 231.144° WSW | 2026-11-04 00:16:21.877Z | 120.413° SE | 45.432° | 2026-11-04 00:18:21.877Z | 80.213° E |
| 4 mins | 2026-11-04 01:50:21.877Z | 285.34° WNW | 2026-11-04 01:52:21.877Z | 19.694° NNE | 44.529° | 2026-11-04 01:54:21.877Z | 65.809° ENE |
| 4 mins | 2026-11-04 03:26:21.877Z | 297.822° NW | 2026-11-04 03:28:21.877Z | 17.016° NNE | 50.731° | 2026-11-04 03:30:21.877Z | 82.746° E |
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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