STARLINK-5171, 54077
Orbit data source: Space-Track
STARLINK-5171, 54077 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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54077 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: 18 hours ago
TLE from 18 hours ago
0 STARLINK-5171
1 54077U 22136AC 25365.17196921 .00001269 00000-0 97826-4 0 9998
2 54077 53.2169 267.3433 0001374 88.1044 272.0105 15.08838398176845Epoch: 2025-12-31T04:07Z
TLE epoch observation values (Epoch: 2025-12-31T04:07:38.139Z)
Latitude
-0.00008°
Longitude
105.58962°
Altitude
540.612 km
Speed
7.593 km/s
True Right ascension
17h 49m 22s
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
21:25:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.944 km
Perigee altitude
539.043 km
Semi-major axis
6,918.13 km
Eccentricity
0.00014
Inclination
53.2169°
RAAN
267.3433°
Arg. of periapsis
88.1044°
True anomaly
271.99476°
Mean anomaly
272.0105°
Eccentric anomaly
272.00263°
Mean motion
3.7719 °/min
Orbital period
95.44 mins
BSTAR
0.000097826
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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-5171 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 21:51:31.144Z | 281.489° WNW | 2025-12-31 21:54:31.144Z | 332.545° NNW | 22.155° | 2025-12-31 21:57:31.144Z | 26.478° NE |
| 4 mins | 2026-01-01 01:14:31.144Z | 354.027° N | 2026-01-01 01:15:31.144Z | 11.77° NNE | 16.582° | 2026-01-01 01:18:31.144Z | 60.264° ENE |
| 6 mins | 2026-01-01 02:53:31.144Z | 321.851° NNW | 2026-01-01 02:55:31.144Z | 10.229° NNE | 40.944° | 2026-01-01 02:59:31.144Z | 118.559° SE |
| 6 mins | 2026-01-01 20:03:31.144Z | 227.067° WSW | 2026-01-01 20:06:31.144Z | 63.969° ENE | 44.282° | 2026-01-01 20:09:31.144Z | 50.783° ENE |
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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