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: 2 days ago
TLE from 2 days ago
0 STARLINK-5177
1 54090U 22136AR 26171.35044772 .00000140 00000-0 26866-4 0 9998
2 54090 53.1604 233.0525 0001168 97.5765 262.5359 15.08836323202481Epoch: 2026-06-20T08:24Z
TLE epoch observation values (Epoch: 2026-06-20T08:24:38.683Z)
Latitude
-0.00001°
Longitude
-161.67501°
Altitude
540.751 km
Speed
7.593 km/s
True Right ascension
15h 32m 12s
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
23:19:47
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.817 km
Perigee altitude
539.201 km
Semi-major axis
6,918.146 km
Eccentricity
0.00012
Inclination
53.1604°
RAAN
233.0525°
Arg. of periapsis
97.5765°
True anomaly
262.52263°
Mean anomaly
262.5359°
Eccentric anomaly
262.52926°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
0.000026866
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 13:22:29.014Z | 306.289° NW | 2026-06-22 13:26:29.014Z | 202.022° SSW | 43.535° | 2026-06-22 13:29:29.014Z | 139.622° SSE |
| 4 mins | 2026-06-23 04:56:29.014Z | 153.276° SSE | 2026-06-23 04:57:29.014Z | 133.544° SE | 19.243° | 2026-06-23 05:00:29.014Z | 82.256° E |
| 6 mins | 2026-06-23 06:34:29.014Z | 254.402° W | 2026-06-23 06:36:29.014Z | 305.048° NW | 38.469° | 2026-06-23 06:40:29.014Z | 41.834° NE |
| 5 mins | 2026-06-23 11:36:29.014Z | 350.466° N | 2026-06-23 11:38:29.014Z | 38.045° NE | 23.767° | 2026-06-23 11:41:29.014Z | 85.477° E |
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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