STARLINK-5151, 54066
Orbit data source: Space-Track
STARLINK-5151, 54066 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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54066 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-5151
1 54066U 22136R 25365.18517157 .00004168 00000-0 27974-3 0 9992
2 54066 53.2179 291.5489 0001391 86.1237 273.9915 15.08852134176501Epoch: 2025-12-31T04:26Z
TLE epoch observation values (Epoch: 2025-12-31T04:26:38.823Z)
Latitude
0.00004°
Longitude
125.02944°
Altitude
540.537 km
Speed
7.593 km/s
True Right ascension
19h 26m 11s
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
15:19:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.913 km
Perigee altitude
538.989 km
Semi-major axis
6,918.088 km
Eccentricity
0.00014
Inclination
53.2179°
RAAN
291.5489°
Arg. of periapsis
86.1237°
True anomaly
273.9756°
Mean anomaly
273.9915°
Eccentric anomaly
273.98355°
Mean motion
3.77193 °/min
Orbital period
95.44 mins
BSTAR
0.00027974
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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-5151 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 | 2025-12-31 22:07:09.563Z | 232.563° WSW | 2025-12-31 22:10:09.563Z | 335.38° NNW | 44.765° | 2025-12-31 22:13:09.563Z | 47.811° ENE |
| 4 mins | 2025-12-31 23:48:09.563Z | 305.494° NW | 2025-12-31 23:50:09.563Z | 343.095° N | 18.636° | 2025-12-31 23:52:09.563Z | 17.94° NNE |
| 5 mins | 2026-01-01 03:09:09.563Z | 344.11° N | 2026-01-01 03:11:09.563Z | 20.981° NNE | 19.488° | 2026-01-01 03:14:09.563Z | 70.748° E |
| 6 mins | 2026-01-01 04:48:09.563Z | 309.947° NW | 2026-01-01 04:51:09.563Z | 136.259° SSE | 44.762° | 2026-01-01 04:54:09.563Z | 131.5° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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