STARLINK-5741, 55582
Orbit data source: Space-Track
STARLINK-5741, 55582 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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55582 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Partially 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-5741
1 55582U 23020P 26171.24262514 .00000249 00000-0 18589-4 0 9995
2 55582 43.0020 135.0526 0001388 262.2825 97.7869 15.27574524184725Epoch: 2026-06-20T05:49Z
TLE epoch observation values (Epoch: 2026-06-20T05:49:22.812Z)
Latitude
-0.00001°
Longitude
139.24749°
Altitude
482.97 km
Speed
7.626 km/s
True Right ascension
09h 00m 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
21:48:31
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.963 km
Perigee altitude
484.058 km
Semi-major axis
6,863.147 km
Eccentricity
0.00014
Inclination
43.002°
RAAN
135.0526°
Arg. of periapsis
262.2825°
True anomaly
97.80266°
Mean anomaly
97.7869°
Eccentric anomaly
97.79478°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
0.000018589
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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-5741 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 | 2026-06-22 23:56:27.737Z | 212.166° SW | 2026-06-22 23:59:27.737Z | 136.056° SSE | 30.132° | 2026-06-23 00:02:27.737Z | 83.266° E |
| 6 mins | 2026-06-23 01:35:27.737Z | 266.464° W | 2026-06-23 01:37:27.737Z | 299.615° NW | 40.699° | 2026-06-23 01:41:27.737Z | 70.438° E |
| 5 mins | 2026-06-23 03:15:27.737Z | 300.191° NW | 2026-06-23 03:17:27.737Z | 26.283° NE | 37.969° | 2026-06-23 03:20:27.737Z | 81.918° E |
| 5 mins | 2026-06-23 04:54:27.737Z | 279.591° WNW | 2026-06-23 04:56:27.737Z | 168.847° S | 42.661° | 2026-06-23 04:59:27.737Z | 119.467° 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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