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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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: 2 days ago
TLE from 2 days ago
0 STARLINK-5171
1 54077U 22136AC 26171.40254800 .00000374 00000-0 41571-4 0 9993
2 54077 53.1601 218.5443 0001201 88.0686 272.0443 15.08835706202692Epoch: 2026-06-20T09:39Z
TLE epoch observation values (Epoch: 2026-06-20T09:39:40.147Z)
Latitude
-0°
Longitude
165.00934°
Altitude
540.618 km
Speed
7.593 km/s
True Right ascension
14h 34m 10s
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
21:38:21
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.841 km
Perigee altitude
539.18 km
Semi-major axis
6,918.148 km
Eccentricity
0.00012
Inclination
53.1601°
RAAN
218.5443°
Arg. of periapsis
88.0686°
True anomaly
272.03055°
Mean anomaly
272.0443°
Eccentric anomaly
272.03742°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.000041571
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 11:24:19.418Z | 323.069° NNW | 2026-06-22 11:28:19.418Z | 42.004° NE | 30.604° | 2026-06-22 11:31:19.418Z | 97.095° ESE |
| 5 mins | 2026-06-22 13:05:19.418Z | 277.311° WNW | 2026-06-22 13:07:19.418Z | 228.544° WSW | 28.566° | 2026-06-22 13:10:19.418Z | 168.575° S |
| 6 mins | 2026-06-23 04:36:19.418Z | 195.69° SSW | 2026-06-23 04:38:19.418Z | 147.964° SSE | 34.254° | 2026-06-23 04:42:19.418Z | 62.426° ENE |
| 5 mins | 2026-06-23 06:16:19.418Z | 288.22° WNW | 2026-06-23 06:18:19.418Z | 338.731° N | 26.713° | 2026-06-23 06:21:19.418Z | 31.717° NE |
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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