STARLINK-5177, 54090
Orbit data source: Space-Track
STARLINK-5177, 54090 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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54090 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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-5177
1 54090U 22136AR 26090.80250406 .00001703 00000-0 12503-3 0 9999
2 54090 53.2161 234.7603 0001441 84.0226 276.0931 15.08852331190324Epoch: 2026-03-31T19:15Z
TLE epoch observation values (Epoch: 2026-03-31T19:15:36.350Z)
Latitude
0.00002°
Longitude
116.68439°
Altitude
540.497 km
Speed
7.593 km/s
True Right ascension
15h 39m 02s
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
10:24:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.948 km
Perigee altitude
538.954 km
Semi-major axis
6,918.088 km
Eccentricity
0.00014
Inclination
53.2161°
RAAN
234.7603°
Arg. of periapsis
84.0226°
True anomaly
276.07668°
Mean anomaly
276.0931°
Eccentric anomaly
276.08489°
Mean motion
3.77193 °/min
Orbital period
95.44 mins
BSTAR
0.00012503
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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-5177 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-04-01 11:18:48.213Z | 178.578° S | 2026-04-01 11:21:48.213Z | 117.848° SE | 23.039° | 2026-04-01 11:23:48.213Z | 81.671° E |
| 6 mins | 2026-04-01 12:57:48.213Z | 259.787° W | 2026-04-01 13:00:48.213Z | 340.42° N | 34.488° | 2026-04-01 13:03:48.213Z | 36.89° NE |
| 5 mins | 2026-04-01 17:59:48.213Z | 342.091° N | 2026-04-01 18:01:48.213Z | 28.846° NE | 26.834° | 2026-04-01 18:04:48.213Z | 87.26° E |
| 6 mins | 2026-04-01 19:38:48.213Z | 289.371° WNW | 2026-04-01 19:40:48.213Z | 245.743° WSW | 33.786° | 2026-04-01 19:44:48.213Z | 155.502° SSE |
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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