STARLINK-5198, 54099
Orbit data source: Space-Track
STARLINK-5198, 54099 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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54099 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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-5198
1 54099U 22136BA 25304.01335635 .00000175 00000-0 29095-4 0 9993
2 54099 53.2175 195.8178 0001411 93.5678 266.5476 15.08838835167410Epoch: 2025-10-31T00:19Z
TLE epoch observation values (Epoch: 2025-10-31T00:19:13.988Z)
Latitude
0.00001°
Longitude
151.44563°
Altitude
540.703 km
Speed
7.593 km/s
True Right ascension
13h 03m 16s
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
09:52:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.968 km
Perigee altitude
539.016 km
Semi-major axis
6,918.129 km
Eccentricity
0.00014
Inclination
53.2175°
RAAN
195.8178°
Arg. of periapsis
93.5678°
True anomaly
266.53146°
Mean anomaly
266.5476°
Eccentric anomaly
266.53953°
Mean motion
3.7719 °/min
Orbital period
95.44 mins
BSTAR
0.000029095
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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-5198 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 | 2025-10-31 19:35:02.723Z | 224.989° SW | 2025-10-31 19:38:02.723Z | 75.595° E | 43.972° | 2025-10-31 19:41:02.723Z | 51.743° ENE |
| 4 mins | 2025-10-31 21:16:02.723Z | 307.533° NW | 2025-10-31 21:17:02.723Z | 327.122° NNW | 19.851° | 2025-10-31 21:20:02.723Z | 22.237° NNE |
| 4 mins | 2025-11-01 00:37:02.723Z | 348.929° N | 2025-11-01 00:39:02.723Z | 26.235° NE | 17.982° | 2025-11-01 00:41:02.723Z | 59.764° ENE |
| 6 mins | 2025-11-01 02:16:02.723Z | 314.962° NW | 2025-11-01 02:19:02.723Z | 94.722° ESE | 42.775° | 2025-11-01 02:22:02.723Z | 125.046° SE |
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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