STARLINK-5242, 54173
Orbit data source: Space-Track
STARLINK-5242, 54173 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 28 Oct 2022 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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54173 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-5242
1 54173U 22141S 26171.42860419 .00000609 00000-0 56361-4 0 9991
2 54173 53.1587 262.3708 0001158 83.3724 276.7399 15.08833465201370Epoch: 2026-06-20T10:17Z
TLE epoch observation values (Epoch: 2026-06-20T10:17:11.402Z)
Latitude
-0.00006°
Longitude
-160.57012°
Altitude
540.561 km
Speed
7.593 km/s
True Right ascension
17h 29m 28s
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
21:30:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.819 km
Perigee altitude
539.217 km
Semi-major axis
6,918.155 km
Eccentricity
0.00012
Inclination
53.1587°
RAAN
262.3708°
Arg. of periapsis
83.3724°
True anomaly
276.72672°
Mean anomaly
276.7399°
Eccentric anomaly
276.73331°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.000056361
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Other satellites on launch #141 in the year 2022 (2022-10-28 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-5242 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-22 13:37:40.667Z | 355.807° N | 2026-06-22 13:38:40.667Z | 16.313° NNE | 20.448° | 2026-06-22 13:41:40.667Z | 70.591° E |
| 6 mins | 2026-06-22 15:16:40.667Z | 305.179° NW | 2026-06-22 15:18:40.667Z | 232.125° WSW | 44.53° | 2026-06-22 15:22:40.667Z | 135.368° SSE |
| 4 mins | 2026-06-23 06:48:40.667Z | 154.664° SSE | 2026-06-23 06:49:40.667Z | 136.714° SSE | 17.528° | 2026-06-23 06:52:40.667Z | 85.766° E |
| 6 mins | 2026-06-23 08:26:40.667Z | 249.385° W | 2026-06-23 08:28:40.667Z | 290.819° WNW | 39.085° | 2026-06-23 08:32:40.667Z | 42.496° NE |
| 4 mins | 2026-06-23 10:07:40.667Z | 316.548° NNW | 2026-06-23 10:08:40.667Z | 333.598° NNW | 16.079° | 2026-06-23 10:11:40.667Z | 22.73° NE |
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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