STARLINK-5364, 55491
Orbit data source: Space-Track
STARLINK-5364, 55491 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 02 Feb 2023 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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55491 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, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 STARLINK-5364
1 55491U 23015AU 25288.28419064 -.00000026 00000-0 13175-4 0 9994
2 55491 43.0060 22.8585 0001122 276.0581 84.0134 15.02536758149033Epoch: 2025-10-15T06:49Z
TLE epoch observation values (Epoch: 2025-10-15T06:49:14.071Z)
Latitude
0.00002°
Longitude
-103.51058°
Altitude
558.775 km
Speed
7.584 km/s
True Right ascension
01h 31m 26s
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
18:43:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.779 km
Perigee altitude
560.222 km
Semi-major axis
6,939.137 km
Eccentricity
0.00011
Inclination
43.006°
RAAN
22.8585°
Arg. of periapsis
276.0581°
True anomaly
84.02619°
Mean anomaly
84.0134°
Eccentric anomaly
84.01979°
Mean motion
3.75478 °/min
Orbital period
95.88 mins
BSTAR
0.000013175
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Other satellites on launch #15 in the year 2023 (2023-02-02 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-5364 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 | 2025-10-16 08:31:27.306Z | 178.048° S | 2025-10-16 08:33:27.306Z | 147.118° SSE | 16.48° | 2025-10-16 08:36:27.306Z | 100.807° ESE |
| 6 mins | 2025-10-16 10:11:27.306Z | 235.795° WSW | 2025-10-16 10:13:27.306Z | 202.457° SSW | 41.388° | 2025-10-16 10:17:27.306Z | 75.166° E |
| 6 mins | 2025-10-16 11:52:27.306Z | 283.828° WNW | 2025-10-16 11:54:27.306Z | 336.196° NNW | 39.653° | 2025-10-16 11:58:27.306Z | 73.217° E |
| 6 mins | 2025-10-16 13:33:27.306Z | 294.267° NW | 2025-10-16 13:35:27.306Z | 347.222° N | 42.882° | 2025-10-16 13:39:27.306Z | 96.789° ESE |
| 6 mins | 2025-10-16 15:13:27.306Z | 272.147° WNW | 2025-10-16 15:16:27.306Z | 201.468° SSW | 32.579° | 2025-10-16 15:19:27.306Z | 144.217° SSE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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