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 spacecraft
Bus & Motor
STARLINK, Unknown motor
Mass
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown shape, 10.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 STARLINK-5171
1 54077U 22136AC 26090.39093974 .00001743 00000-0 12757-3 0 9998
2 54077 53.2167 222.3319 0001053 95.3496 264.7616 15.08842815190460Epoch: 2026-03-31T09:22Z
TLE epoch observation values (Epoch: 2026-03-31T09:22:57.193Z)
Latitude
-0.00005°
Longitude
-107.17524°
Altitude
540.699 km
Speed
7.593 km/s
True Right ascension
14h 49m 19s
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
05:45:42
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.708 km
Perigee altitude
539.251 km
Semi-major axis
6,918.117 km
Eccentricity
0.00011
Inclination
53.2167°
RAAN
222.3319°
Arg. of periapsis
95.3496°
True anomaly
264.74958°
Mean anomaly
264.7616°
Eccentric anomaly
264.75559°
Mean motion
3.77191 °/min
Orbital period
95.44 mins
BSTAR
0.00012757
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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 | 2026-04-01 10:58:41.112Z | 212.668° SW | 2026-04-01 11:02:41.112Z | 110.128° ESE | 38.774° | 2026-04-01 11:05:41.112Z | 59.266° ENE |
| 5 mins | 2026-04-01 12:39:41.112Z | 288.02° WNW | 2026-04-01 12:41:41.112Z | 328.833° NNW | 23.884° | 2026-04-01 12:44:41.112Z | 26.368° NE |
| 6 mins | 2026-04-01 17:40:41.112Z | 325.019° NNW | 2026-04-01 17:42:41.112Z | 9.161° NNE | 37.835° | 2026-04-01 17:46:41.112Z | 112.976° SE |
| 4 mins | 2026-04-01 19:20:41.112Z | 260.914° W | 2026-04-01 19:21:41.112Z | 242.12° WSW | 18.933° | 2026-04-01 19:24:41.112Z | 188.605° SSW |
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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