STARLINK-5754, 55579
Orbit data source: Space-Track
STARLINK-5754, 55579 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 12 Feb 2023 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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55579 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-5754
1 55579U 23020L 26171.28356344 .00001848 00000-0 76633-4 0 9990
2 55579 43.0028 145.7612 0000851 284.7108 75.3650 15.27594915184603Epoch: 2026-06-20T06:48Z
TLE epoch observation values (Epoch: 2026-06-20T06:48:19.881Z)
Latitude
0.00004°
Longitude
135.178°
Altitude
482.633 km
Speed
7.626 km/s
True Right ascension
09h 43m 02s
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
23:20:43
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.533 km
Perigee altitude
484.365 km
Semi-major axis
6,863.086 km
Eccentricity
0.00009
Inclination
43.0028°
RAAN
145.7612°
Arg. of periapsis
284.7108°
True anomaly
75.37444°
Mean anomaly
75.365°
Eccentric anomaly
75.36972°
Mean motion
3.81737 °/min
Orbital period
94.31 mins
BSTAR
0.000076633
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Other satellites on launch #20 in the year 2023 (2023-02-12 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-5754 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-23 00:55:24.160Z | 225.972° WSW | 2026-06-23 00:58:24.160Z | 171.385° S | 35.362° | 2026-06-23 01:01:24.160Z | 83.84° E |
| 5 mins | 2026-06-23 02:35:24.160Z | 274.583° WNW | 2026-06-23 02:37:24.160Z | 326.981° NNW | 40.485° | 2026-06-23 02:40:24.160Z | 67.801° E |
| 6 mins | 2026-06-23 04:14:24.160Z | 293.451° NW | 2026-06-23 04:16:24.160Z | 334.08° NNW | 38.089° | 2026-06-23 04:20:24.160Z | 87.242° E |
| 6 mins | 2026-06-23 05:53:24.160Z | 278.322° WNW | 2026-06-23 05:55:24.160Z | 237.437° WSW | 38.004° | 2026-06-23 05:59:24.160Z | 127.003° SE |
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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