STARLINK-5743, 55597
Orbit data source: Space-Track
STARLINK-5743, 55597 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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55597 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, Unknown motor
Mass
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 16 hours ago
TLE from 16 hours ago
0 STARLINK-5743
1 55597U 23020AE 25260.23866861 -.00000452 00000-0 -18367-4 0 9995
2 55597 43.0035 214.5185 0001119 266.5104 93.5611 15.02533089142974Epoch: 2025-09-17T05:43Z
TLE epoch observation values (Epoch: 2025-09-17T05:43:40.967Z)
Latitude
0.00001°
Longitude
132.18033°
Altitude
558.915 km
Speed
7.584 km/s
True Right ascension
14h 18m 04s
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
14:13:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.788 km
Perigee altitude
560.235 km
Semi-major axis
6,939.149 km
Eccentricity
0.00011
Inclination
43.0035°
RAAN
214.5185°
Arg. of periapsis
266.5104°
True anomaly
93.5739°
Mean anomaly
93.5611°
Eccentric anomaly
93.5675°
Mean motion
3.75477 °/min
Orbital period
95.88 mins
BSTAR
-0.000018367
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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-5743 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-09-17 23:27:22.514Z | 186.225° SSW | 2025-09-17 23:30:22.514Z | 135.399° SSE | 18.912° | 2025-09-17 23:32:22.514Z | 102.793° ESE |
| 7 mins | 2025-09-18 01:07:22.514Z | 242.846° WSW | 2025-09-18 01:10:22.514Z | 134.839° SE | 44.235° | 2025-09-18 01:14:22.514Z | 73.126° E |
| 6 mins | 2025-09-18 02:48:22.514Z | 283.442° WNW | 2025-09-18 02:51:22.514Z | 15.676° NNE | 39.152° | 2025-09-18 02:54:22.514Z | 72.795° E |
| 6 mins | 2025-09-18 04:29:22.514Z | 291.452° WNW | 2025-09-18 04:32:22.514Z | 62.29° ENE | 43.063° | 2025-09-18 04:35:22.514Z | 99.849° ESE |
| 5 mins | 2025-09-18 06:10:22.514Z | 262.483° W | 2025-09-18 06:12:22.514Z | 216.126° SW | 29.561° | 2025-09-18 06:15:22.514Z | 152.552° SSE |
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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