STARLINK-5483, 55643
Orbit data source: Space-Track
STARLINK-5483, 55643 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 17 Feb 2023 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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55643 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-5483
1 55643U 23021R 26171.41248123 -.00000319 00000-0 -18909-4 0 9999
2 55643 69.9994 285.6344 0003403 270.5666 89.5103 14.98329574184174Epoch: 2026-06-20T09:53Z
TLE epoch observation values (Epoch: 2026-06-20T09:53:58.378Z)
Latitude
-0.00002°
Longitude
-131.48632°
Altitude
574.462 km
Speed
7.574 km/s
True Right ascension
19h 02m 32s
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
21:35:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.37 km
Perigee altitude
567.641 km
Semi-major axis
6,948.143 km
Eccentricity
0.00034
Inclination
69.9994°
RAAN
285.6344°
Arg. of periapsis
270.5666°
True anomaly
89.54929°
Mean anomaly
89.5103°
Eccentric anomaly
89.5298°
Mean motion
3.74749 °/min
Orbital period
96.06 mins
BSTAR
-0.000018909
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Other satellites on launch #21 in the year 2023 (2023-02-17 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-5483 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 18:33:07.970Z | 325.281° NNW | 2026-06-22 18:35:07.970Z | 279.891° WNW | 42.141° | 2026-06-22 18:39:07.970Z | 166.289° S |
| 6 mins | 2026-06-23 08:33:07.970Z | 199.747° SSW | 2026-06-23 08:35:07.970Z | 167.324° S | 44.623° | 2026-06-23 08:39:07.970Z | 25.81° NE |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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