STARLINK-4594, 53638
Orbit data source: Space-Track
STARLINK-4594, 53638 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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53638 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
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: 2 days ago
TLE from 2 days ago
0 STARLINK-4594
1 53638U 22104BC 26171.25013326 -.00000108 00000-0 11285-4 0 9994
2 53638 53.1612 123.2277 0001307 87.2674 272.8467 15.08834028211711Epoch: 2026-06-20T06:00Z
TLE epoch observation values (Epoch: 2026-06-20T06:00:11.513Z)
Latitude
-0.00003°
Longitude
124.71225°
Altitude
540.608 km
Speed
7.593 km/s
True Right ascension
08h 12m 54s
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
21:40:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.92 km
Perigee altitude
539.111 km
Semi-major axis
6,918.153 km
Eccentricity
0.00013
Inclination
53.1612°
RAAN
123.2277°
Arg. of periapsis
87.2674°
True anomaly
272.83174°
Mean anomaly
272.8467°
Eccentric anomaly
272.83922°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.000011285
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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-4594 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 | 2026-06-22 21:44:52.465Z | 172.392° S | 2026-06-22 21:46:52.465Z | 137.567° SSE | 20.489° | 2026-06-22 21:49:52.465Z | 82.553° E |
| 6 mins | 2026-06-22 23:23:52.465Z | 256.15° W | 2026-06-22 23:25:52.465Z | 299.004° NW | 36.311° | 2026-06-22 23:29:52.465Z | 40.046° NE |
| 5 mins | 2026-06-23 04:25:52.465Z | 346.641° N | 2026-06-23 04:27:52.465Z | 33.971° NE | 25.013° | 2026-06-23 04:30:52.465Z | 85.815° E |
| 6 mins | 2026-06-23 06:04:52.465Z | 291.693° WNW | 2026-06-23 06:06:52.465Z | 240.887° WSW | 37.288° | 2026-06-23 06:10:52.465Z | 150.133° 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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