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: 20 hours ago
TLE from 20 hours ago
0 STARLINK-5743
1 55597U 23020AE 26263.67720520 .00000496 00000-0 27553-4 0 9991
2 55597 43.0034 332.7649 0001465 274.2900 85.7784 15.27581725198865Epoch: 2026-09-20T16:15Z
TLE epoch observation values (Epoch: 2026-09-20T16:15:10.529Z)
Latitude
-0.00003°
Longitude
89.40304°
Altitude
482.746 km
Speed
7.626 km/s
True Right ascension
22h 11m 03s
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
04:58:46
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.994 km
Perigee altitude
483.983 km
Semi-major axis
6,863.126 km
Eccentricity
0.00015
Inclination
43.0034°
RAAN
332.7649°
Arg. of periapsis
274.29°
True anomaly
85.79514°
Mean anomaly
85.7784°
Eccentric anomaly
85.78677°
Mean motion
3.81733 °/min
Orbital period
94.31 mins
BSTAR
0.000027553
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-09-21 13:06:44.743Z | 281.882° WNW | 2026-09-21 13:09:44.743Z | 183.758° SSW | 60.317° | 2026-09-21 13:12:44.743Z | 124.837° SE |
| 5 mins | 2026-09-22 07:42:44.743Z | 210.369° SW | 2026-09-22 07:44:44.743Z | 146.618° SSE | 42.705° | 2026-09-22 07:47:44.743Z | 82.417° E |
| 5 mins | 2026-09-22 09:21:44.743Z | 275.825° WNW | 2026-09-22 09:23:44.743Z | 8.938° NNE | 61.267° | 2026-09-22 09:26:44.743Z | 69.174° E |
| 5 mins | 2026-09-22 11:00:44.743Z | 297.475° NW | 2026-09-22 11:02:44.743Z | 5.631° NNE | 54.479° | 2026-09-22 11:05:44.743Z | 82.543° E |
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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