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: 5 days ago
TLE from 5 days ago
0 STARLINK-5203
1 54104U 22136BF 26168.33098023 -.00054549 00000-0 -34779-2 0 9990
2 54104 53.1591 211.2761 0003772 107.1548 252.9857 15.08383716202526Epoch: 2026-06-17T07:56Z
TLE epoch observation values (Epoch: 2026-06-17T07:56:36.691Z)
Latitude
0°
Longitude
-173.46698°
Altitude
542.794 km
Speed
7.592 km/s
True Right ascension
14h 05m 06s
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
21:45:15
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
544.003 km
Perigee altitude
538.783 km
Semi-major axis
6,919.53 km
Eccentricity
0.00038
Inclination
53.1591°
RAAN
211.2761°
Arg. of periapsis
107.1548°
True anomaly
252.94437°
Mean anomaly
252.9857°
Eccentric anomaly
252.96504°
Mean motion
3.77075 °/min
Orbital period
95.47 mins
BSTAR
-0.0034779
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 10:55:12.126Z | 309.025° NW | 2026-06-22 10:58:12.126Z | 296.424° NW | 44.057° | 2026-06-22 11:02:12.126Z | 132.747° SE |
| 4 mins | 2026-06-23 02:29:12.126Z | 152.664° SSE | 2026-06-23 02:30:12.126Z | 135.317° SSE | 16.59° | 2026-06-23 02:33:12.126Z | 86.354° E |
| 6 mins | 2026-06-23 04:07:12.126Z | 246.459° WSW | 2026-06-23 04:09:12.126Z | 285.272° WNW | 40.006° | 2026-06-23 04:13:12.126Z | 43.464° NE |
| 4 mins | 2026-06-23 05:48:12.126Z | 314.605° NW | 2026-06-23 05:50:12.126Z | 350.67° N | 16.582° | 2026-06-23 05:52:12.126Z | 21.831° NNE |
| 5 mins | 2026-06-23 09:09:12.126Z | 345.293° N | 2026-06-23 09:11:12.126Z | 27.013° NE | 22.532° | 2026-06-23 09:14:12.126Z | 78.802° E |
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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