STARLINK-5203, 54104
Orbit data source: Space-Track
STARLINK-5203, 54104 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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54104 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: 19 hours ago
TLE from 19 hours ago
0 STARLINK-5203
1 54104U 22136BF 26270.23234895 .00000244 00000-0 19612-4 0 9994
2 54104 53.1590 98.7574 0001170 94.6721 265.4414 15.31700379218112Epoch: 2026-09-27T05:34Z
TLE epoch observation values (Epoch: 2026-09-27T05:34:34.949Z)
Latitude
-0.00001°
Longitude
9.08275°
Altitude
471.703 km
Speed
7.631 km/s
True Right ascension
06h 35m 01s
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
18:18:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
471.797 km
Perigee altitude
470.194 km
Semi-major axis
6,849.133 km
Eccentricity
0.00012
Inclination
53.159°
RAAN
98.7574°
Arg. of periapsis
94.6721°
True anomaly
265.42804°
Mean anomaly
265.4414°
Eccentric anomaly
265.43472°
Mean motion
3.82904 °/min
Orbital period
94.02 mins
BSTAR
0.000019612
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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-5203 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 | 2026-09-28 14:37:27.858Z | 201.501° SSW | 2026-09-28 14:40:27.858Z | 127.843° SE | 41.017° | 2026-09-28 14:43:27.858Z | 64.704° ENE |
| 4 mins | 2026-09-28 16:16:27.858Z | 287.118° WNW | 2026-09-28 16:18:27.858Z | 337.984° N | 27.243° | 2026-09-28 16:20:27.858Z | 21.531° NNE |
| 5 mins | 2026-09-28 21:12:27.858Z | 331.406° NNW | 2026-09-28 21:14:27.858Z | 15.772° NNE | 35.842° | 2026-09-28 21:17:27.858Z | 95.933° ESE |
| 5 mins | 2026-09-28 22:50:27.858Z | 276.788° WNW | 2026-09-28 22:52:27.858Z | 232.279° WSW | 26.375° | 2026-09-28 22:55:27.858Z | 172.7° S |
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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