STARLINK-4573, 53623
Orbit data source: Space-Track
STARLINK-4573, 53623 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 28 Aug 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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53623 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
300 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: 1 day ago
TLE from 1 day ago
0 STARLINK-4573
1 53623U 22104AM 25289.06705642 .00000469 00000-0 47562-4 0 9991
2 53623 53.2145 163.2339 0001286 94.1099 266.0040 15.08851811173914Epoch: 2025-10-16T01:36Z
TLE epoch observation values (Epoch: 2025-10-16T01:36:33.674Z)
Latitude
-0.00004°
Longitude
114.26146°
Altitude
540.667 km
Speed
7.593 km/s
True Right ascension
10h 52m 56s
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
01:29:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.842 km
Perigee altitude
539.063 km
Semi-major axis
6,918.09 km
Eccentricity
0.00013
Inclination
53.2145°
RAAN
163.2339°
Arg. of periapsis
94.1099°
True anomaly
265.9893°
Mean anomaly
266.004°
Eccentric anomaly
265.99665°
Mean motion
3.77193 °/min
Orbital period
95.44 mins
BSTAR
0.000047562
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Other satellites on launch #104 in the year 2022 (2022-08-28 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-4573 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 | 2025-10-17 17:30:47.843Z | 199.279° SSW | 2025-10-17 17:33:47.843Z | 134.985° SE | 33.307° | 2025-10-17 17:36:47.843Z | 67.779° E |
| 6 mins | 2025-10-17 19:10:47.843Z | 276.749° WNW | 2025-10-17 19:12:47.843Z | 316.883° NNW | 27.111° | 2025-10-17 19:16:47.843Z | 34.257° NE |
| 6 mins | 2025-10-18 00:11:47.843Z | 327.776° NNW | 2025-10-18 00:14:47.843Z | 43.801° NE | 33.636° | 2025-10-18 00:17:47.843Z | 102.225° ESE |
| 5 mins | 2025-10-18 01:51:47.843Z | 272.705° WNW | 2025-10-18 01:53:47.843Z | 228.461° WSW | 24.697° | 2025-10-18 01:56:47.843Z | 174.311° S |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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