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: 2 days ago
TLE from 2 days ago
0 STARLINK-5743
1 55597U 23020AE 26171.35155720 -.00000107 00000-0 56555-5 0 9993
2 55597 43.0048 134.1629 0001552 277.1109 82.9566 15.27575482184744Epoch: 2026-06-20T08:26Z
TLE epoch observation values (Epoch: 2026-06-20T08:26:14.542Z)
Latitude
-0.00001°
Longitude
99.03487°
Altitude
482.708 km
Speed
7.626 km/s
True Right ascension
08h 56m 39s
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
21:54:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.072 km
Perigee altitude
483.942 km
Semi-major axis
6,863.144 km
Eccentricity
0.00016
Inclination
43.0048°
RAAN
134.1629°
Arg. of periapsis
277.1109°
True anomaly
82.97425°
Mean anomaly
82.9566°
Eccentric anomaly
82.96543°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
0.0000056555
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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 | 2026-06-22 23:24:10.465Z | 188.397° SSW | 2026-06-22 23:26:10.465Z | 148.092° SSE | 20.921° | 2026-06-22 23:29:10.465Z | 93.564° ESE |
| 5 mins | 2026-06-23 01:03:10.465Z | 250.787° W | 2026-06-23 01:05:10.465Z | 72.74° E | 44.246° | 2026-06-23 01:08:10.465Z | 71.938° E |
| 5 mins | 2026-06-23 02:42:10.465Z | 293.32° NW | 2026-06-23 02:44:10.465Z | 6.9° NNE | 37.906° | 2026-06-23 02:47:10.465Z | 74.233° E |
| 5 mins | 2026-06-23 04:21:10.465Z | 291.008° WNW | 2026-06-23 04:23:10.465Z | 0.542° NNE | 44.673° | 2026-06-23 04:26:10.465Z | 104.26° ESE |
| 4 mins | 2026-06-23 06:00:10.465Z | 254.622° W | 2026-06-23 06:02:10.465Z | 205.846° SW | 23.9° | 2026-06-23 06:04:10.465Z | 164.116° S |
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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