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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Edit Public Description
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: 9 hours ago
TLE from 9 hours ago
0 STARLINK-5173
1 54059U 22136J 25304.45777179 .00002597 00000-0 18115-3 0 9990
2 54059 53.2171 204.3141 0001479 87.3999 272.7163 15.08844840167335Epoch: 2025-10-31T10:59Z
TLE epoch observation values (Epoch: 2025-10-31T10:59:11.482Z)
Latitude
0.00001°
Longitude
-0.48566°
Altitude
540.578 km
Speed
7.593 km/s
True Right ascension
13h 37m 15s
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
15:27:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.997 km
Perigee altitude
538.95 km
Semi-major axis
6,918.111 km
Eccentricity
0.00015
Inclination
53.2171°
RAAN
204.3141°
Arg. of periapsis
87.3999°
True anomaly
272.69937°
Mean anomaly
272.7163°
Eccentric anomaly
272.70784°
Mean motion
3.77192 °/min
Orbital period
95.44 mins
BSTAR
0.00018115
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-10-31 20:43:26.957Z | 246.332° WSW | 2025-10-31 20:46:26.957Z | 320.326° NNW | 40.488° | 2025-10-31 20:50:26.957Z | 43.668° NE |
| 5 mins | 2025-11-01 01:45:26.957Z | 340.344° N | 2025-11-01 01:47:26.957Z | 18.8° NNE | 22.812° | 2025-11-01 01:50:26.957Z | 76.497° E |
| 6 mins | 2025-11-01 03:24:26.957Z | 300.709° NW | 2025-11-01 03:27:26.957Z | 213.253° SW | 41.279° | 2025-11-01 03:30:26.957Z | 145.863° SSE |
| 5 mins | 2025-11-01 18:56:26.957Z | 172.938° S | 2025-11-01 18:58:26.957Z | 134.817° SE | 22.25° | 2025-11-01 19:01:26.957Z | 79.361° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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