STARLINK-5173, 54059
Orbit data source: Space-Track
STARLINK-5173, 54059 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 20 Oct 2022 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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54059 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-5173
1 54059U 22136J 26171.43050519 -.00000125 00000-0 10232-4 0 9992
2 54059 53.1596 242.8316 0001249 78.6038 281.5093 15.08837513202359Epoch: 2026-06-20T10:19Z
TLE epoch observation values (Epoch: 2026-06-20T10:19:55.648Z)
Latitude
-0.00007°
Longitude
179.20444°
Altitude
540.47 km
Speed
7.593 km/s
True Right ascension
16h 11m 19s
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
21:39:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.869 km
Perigee altitude
539.141 km
Semi-major axis
6,918.142 km
Eccentricity
0.00012
Inclination
53.1596°
RAAN
242.8316°
Arg. of periapsis
78.6038°
True anomaly
281.49527°
Mean anomaly
281.5093°
Eccentric anomaly
281.50229°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
0.000010232
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Other satellites on launch #136 in the year 2022 (2022-10-20 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-5173 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 12:03:20.220Z | 341.944° N | 2026-06-22 12:05:20.220Z | 16.167° NNE | 17.947° | 2026-06-22 12:08:20.220Z | 65.264° ENE |
| 6 mins | 2026-06-22 13:43:20.220Z | 317.326° NNW | 2026-06-22 13:45:20.220Z | 24.275° NE | 43.966° | 2026-06-22 13:49:20.220Z | 124.843° SE |
| 6 mins | 2026-06-23 06:53:20.220Z | 234.951° WSW | 2026-06-23 06:55:20.220Z | 253.9° W | 42.519° | 2026-06-23 06:59:20.220Z | 47.751° ENE |
| 4 mins | 2026-06-23 08:34:20.220Z | 313.293° NW | 2026-06-23 08:35:20.220Z | 332.147° NNW | 18.319° | 2026-06-23 08:38:20.220Z | 23.564° 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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