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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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: 23 hours ago
TLE from 23 hours ago
0 STARLINK-5743
1 55597U 23020AE 26048.20421133 -.00000323 00000-0 -88174-5 0 9997
2 55597 42.9997 103.3399 0000897 237.9713 122.1042 15.02530294165989Epoch: 2026-02-17T04:54Z
TLE epoch observation values (Epoch: 2026-02-17T04:54:03.858Z)
Latitude
-0.00005°
Longitude
-117.3638°
Altitude
559.206 km
Speed
7.583 km/s
True Right ascension
06h 53m 21s
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
06:20:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.644 km
Perigee altitude
560.399 km
Semi-major axis
6,939.158 km
Eccentricity
0.00009
Inclination
42.9997°
RAAN
103.3399°
Arg. of periapsis
237.9713°
True anomaly
122.11291°
Mean anomaly
122.1042°
Eccentric anomaly
122.10855°
Mean motion
3.75477 °/min
Orbital period
95.88 mins
BSTAR
-0.0000088174
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-02-18 06:37:56.360Z | 214.418° SW | 2026-02-18 06:40:56.360Z | 154.048° SSE | 32.361° | 2026-02-18 06:44:56.360Z | 81.047° E |
| 6 mins | 2026-02-18 08:18:56.360Z | 265.793° W | 2026-02-18 08:21:56.360Z | 23.941° NE | 42.501° | 2026-02-18 08:24:56.360Z | 69.876° E |
| 6 mins | 2026-02-18 09:59:56.360Z | 291.9° WNW | 2026-02-18 10:02:56.360Z | 30.561° NE | 39.148° | 2026-02-18 10:05:56.360Z | 82.378° E |
| 6 mins | 2026-02-18 11:40:56.360Z | 281.766° WNW | 2026-02-18 11:42:56.360Z | 244.123° WSW | 42.067° | 2026-02-18 11:46:56.360Z | 120.508° SE |
| 4 mins | 2026-02-18 13:21:56.360Z | 245.476° WSW | 2026-02-18 13:23:56.360Z | 210.779° SW | 16.643° | 2026-02-18 13:25:56.360Z | 180.273° SSW |
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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