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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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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-5364
1 55491U 23015AU 26083.50002314 .00018366 00000-0 12520-2 0 9995
2 55491 43.0003 232.2347 0002008 285.5163 120.3607 15.05945330 5716Epoch: 2026-03-24T12:00Z
TLE epoch observation values (Epoch: 2026-03-24T12:00:01.999Z)
Latitude
29.43253°
Longitude
-92.75655°
Altitude
549.803 km
Speed
7.591 km/s
True Right ascension
17h 56m 54s
True Declination
29° 16' 52"
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
07:37:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
551.923 km
Perigee altitude
549.141 km
Semi-major axis
6,928.669 km
Eccentricity
0.0002
Inclination
43.0003°
RAAN
232.2347°
Arg. of periapsis
285.5163°
True anomaly
120.38055°
Mean anomaly
120.3607°
Eccentric anomaly
120.37063°
Mean motion
3.7633 °/min
Orbital period
95.66 mins
BSTAR
0.001252
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-03-25 13:30:36.268Z | 229.484° WSW | 2026-03-25 13:32:36.268Z | 181.185° SSW | 40.795° | 2026-03-25 13:36:36.268Z | 76.089° E |
| 6 mins | 2026-03-25 15:10:36.268Z | 277.501° WNW | 2026-03-25 15:13:36.268Z | 6.579° NNE | 40.279° | 2026-03-25 15:16:36.268Z | 70.327° E |
| 6 mins | 2026-03-25 16:51:36.268Z | 293.251° NW | 2026-03-25 16:54:36.268Z | 51.254° ENE | 40.851° | 2026-03-25 16:57:36.268Z | 92.949° ESE |
| 6 mins | 2026-03-25 18:31:36.268Z | 275.463° WNW | 2026-03-25 18:34:36.268Z | 204.175° SW | 35.212° | 2026-03-25 18:37:36.268Z | 140.01° 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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