STARLINK-5373, 55490
Orbit data source: Space-Track
STARLINK-5373, 55490 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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55490 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: 7 hours ago
TLE from 7 hours ago
0 STARLINK-5373
1 55490U 23015AT 26307.58335647 -.00017209 00000-0 -61706-3 0 9997
2 55490 43.0012 70.3262 0001151 267.7620 102.3378 15.27591367 5862Epoch: 2026-11-03T14:00Z
TLE epoch observation values (Epoch: 2026-11-03T14:00:01.999Z)
Latitude
6.86144°
Longitude
-175.15353°
Altitude
482.329 km
Speed
7.627 km/s
True Right ascension
05h 10m 47s
True Declination
6° 49' 09"
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
16:43:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.75 km
Perigee altitude
484.17 km
Semi-major axis
6,863.097 km
Eccentricity
0.00012
Inclination
43.0012°
RAAN
70.3262°
Arg. of periapsis
267.762°
True anomaly
102.35068°
Mean anomaly
102.3378°
Eccentric anomaly
102.34424°
Mean motion
3.81736 °/min
Orbital period
94.31 mins
BSTAR
-0.00061706
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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-5373 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 | 2026-11-04 10:31:59.747Z | 176.92° S | 2026-11-04 10:33:59.747Z | 144.185° SSE | 15.017° | 2026-11-04 10:35:59.747Z | 110.077° ESE |
| 6 mins | 2026-11-04 12:09:59.747Z | 236.422° WSW | 2026-11-04 12:12:59.747Z | 116.53° SE | 61.025° | 2026-11-04 12:15:59.747Z | 75.076° E |
| 6 mins | 2026-11-04 13:48:59.747Z | 280.555° WNW | 2026-11-04 13:51:59.747Z | 17.483° NNE | 51.214° | 2026-11-04 13:54:59.747Z | 71.372° E |
| 5 mins | 2026-11-04 15:28:59.747Z | 297.429° NW | 2026-11-04 15:30:59.747Z | 25.725° NE | 64.156° | 2026-11-04 15:33:59.747Z | 93.383° ESE |
| 5 mins | 2026-11-04 17:07:59.747Z | 262.939° W | 2026-11-04 17:09:59.747Z | 197.523° SSW | 39.484° | 2026-11-04 17:12:59.747Z | 140.187° 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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