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, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 21 hours ago
TLE from 21 hours ago
0 STARLINK-5171
1 54077U 22136AC 25260.64513445 -.00000634 00000-0 -21758-4 0 9996
2 54077 53.2191 16.5849 0001288 93.3900 266.7240 15.08840757161068Epoch: 2025-09-17T15:28Z
TLE epoch observation values (Epoch: 2025-09-17T15:28:59.616Z)
Latitude
0.00002°
Longitude
147.5184°
Altitude
540.69 km
Speed
7.593 km/s
True Right ascension
01h 06m 20s
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
05:01:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.877 km
Perigee altitude
539.095 km
Semi-major axis
6,918.123 km
Eccentricity
0.00013
Inclination
53.2191°
RAAN
16.5849°
Arg. of periapsis
93.39°
True anomaly
266.70926°
Mean anomaly
266.724°
Eccentric anomaly
266.71663°
Mean motion
3.77191 °/min
Orbital period
95.44 mins
BSTAR
-0.000021758
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-09-18 12:26:06.036Z | 305.881° NW | 2025-09-18 12:28:06.036Z | 341.246° N | 17.672° | 2025-09-18 12:30:06.036Z | 16.072° NNE |
| 4 mins | 2025-09-18 15:48:06.036Z | 357.868° N | 2025-09-18 15:49:06.036Z | 18.883° NNE | 20.65° | 2025-09-18 15:52:06.036Z | 72.156° E |
| 6 mins | 2025-09-18 17:26:06.036Z | 306.488° NW | 2025-09-18 17:29:06.036Z | 205.203° SW | 44.336° | 2025-09-18 17:32:06.036Z | 137.085° SSE |
| 4 mins | 2025-09-19 08:59:06.036Z | 153.344° SSE | 2025-09-19 09:00:06.036Z | 134.597° SE | 18.207° | 2025-09-19 09:03:06.036Z | 83.877° E |
| 6 mins | 2025-09-19 10:37:06.036Z | 251.605° W | 2025-09-19 10:39:06.036Z | 299.358° NW | 39.12° | 2025-09-19 10:43:06.036Z | 42.247° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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