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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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: 8 hours ago
TLE from 8 hours ago
0 STARLINK-5151
1 54066U 22136R 26090.80160763 -.00000110 00000-0 11174-4 0 9994
2 54066 53.2183 244.7544 0001253 92.9953 267.1182 15.08829926190189Epoch: 2026-03-31T19:14Z
TLE epoch observation values (Epoch: 2026-03-31T19:14:18.899Z)
Latitude
-0.00006°
Longitude
127.00204°
Altitude
540.715 km
Speed
7.593 km/s
True Right ascension
16h 19m 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
09:04:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.886 km
Perigee altitude
539.152 km
Semi-major axis
6,918.156 km
Eccentricity
0.00013
Inclination
53.2183°
RAAN
244.7544°
Arg. of periapsis
92.9953°
True anomaly
267.10386°
Mean anomaly
267.1182°
Eccentric anomaly
267.11103°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.000011174
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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 | 2026-04-01 12:55:07.238Z | 225.536° WSW | 2026-04-01 12:57:07.238Z | 210.823° SW | 43.644° | 2026-04-01 13:01:07.238Z | 51.209° ENE |
| 5 mins | 2026-04-01 14:35:07.238Z | 297.592° NW | 2026-04-01 14:37:07.238Z | 334.453° NNW | 19.987° | 2026-04-01 14:40:07.238Z | 25.773° NE |
| 4 mins | 2026-04-01 17:57:07.238Z | 354.093° N | 2026-04-01 17:58:07.238Z | 12.673° NNE | 18.042° | 2026-04-01 18:01:07.238Z | 63.973° ENE |
| 6 mins | 2026-04-01 19:36:07.238Z | 315.321° NNW | 2026-04-01 19:38:07.238Z | 353.859° N | 43.814° | 2026-04-01 19:42:07.238Z | 126.159° 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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