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, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 STARLINK-4573
1 53623U 22104AM 25258.13293503 .00002521 00000-0 17640-3 0 9997
2 53623 53.2153 302.1061 0001052 86.8655 273.2457 15.08847662169248Epoch: 2025-09-15T03:11Z
TLE epoch observation values (Epoch: 2025-09-15T03:11:25.586Z)
Latitude
-0.00007°
Longitude
-100.09253°
Altitude
540.576 km
Speed
7.593 km/s
True Right ascension
20h 08m 25s
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
11:13:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.693 km
Perigee altitude
539.237 km
Semi-major axis
6,918.102 km
Eccentricity
0.00011
Inclination
53.2153°
RAAN
302.1061°
Arg. of periapsis
86.8655°
True anomaly
273.23366°
Mean anomaly
273.2457°
Eccentric anomaly
273.23968°
Mean motion
3.77192 °/min
Orbital period
95.44 mins
BSTAR
0.0001764
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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 | 2025-09-16 04:47:00.912Z | 186.262° SSW | 2025-09-16 04:50:00.912Z | 122.906° SE | 26.695° | 2025-09-16 04:53:00.912Z | 71.102° E |
| 5 mins | 2025-09-16 06:27:00.912Z | 273.476° WNW | 2025-09-16 06:29:00.912Z | 328.589° NNW | 32.11° | 2025-09-16 06:32:00.912Z | 32.918° NE |
| 6 mins | 2025-09-16 11:28:00.912Z | 336.295° NNW | 2025-09-16 11:30:00.912Z | 20.291° NNE | 28.912° | 2025-09-16 11:34:00.912Z | 96.918° ESE |
| 6 mins | 2025-09-16 13:07:00.912Z | 287.301° WNW | 2025-09-16 13:10:00.912Z | 214.785° SW | 30.435° | 2025-09-16 13:13:00.912Z | 162.399° S |
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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