STARLINK-4422, 53639
Orbit data source: Space-Track
STARLINK-4422, 53639 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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53639 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: 1 day ago
TLE from 1 day ago
0 STARLINK-4422
1 53639U 22104BD 26083.49678203 .00003206 00000-0 21947-3 0 9990
2 53639 53.2163 157.4375 0001331 91.7688 268.3457 15.08830207198295Epoch: 2026-03-24T11:55Z
TLE epoch observation values (Epoch: 2026-03-24T11:55:21.967Z)
Latitude
0.00001°
Longitude
156.62239°
Altitude
540.697 km
Speed
7.593 km/s
True Right ascension
10h 29m 45s
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
19:29:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.939 km
Perigee altitude
539.098 km
Semi-major axis
6,918.155 km
Eccentricity
0.00013
Inclination
53.2163°
RAAN
157.4375°
Arg. of periapsis
91.7688°
True anomaly
268.33045°
Mean anomaly
268.3457°
Eccentric anomaly
268.33808°
Mean motion
3.77188 °/min
Orbital period
95.44 mins
BSTAR
0.00021947
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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-4422 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 15:29:54.647Z | 281.557° WNW | 2026-03-25 15:32:54.647Z | 232.801° WSW | 20.178° | 2026-03-25 15:35:54.647Z | 182.625° SSW |
| 6 mins | 2026-03-26 07:01:54.647Z | 216.664° SW | 2026-03-26 07:03:54.647Z | 181.977° SSW | 41.684° | 2026-03-26 07:07:54.647Z | 54.732° ENE |
| 5 mins | 2026-03-26 08:41:54.647Z | 293.894° NW | 2026-03-26 08:43:54.647Z | 332.99° NNW | 21.726° | 2026-03-26 08:46:54.647Z | 26.35° NE |
| 4 mins | 2026-03-26 12:03:54.647Z | 354.117° N | 2026-03-26 12:04:54.647Z | 12.014° NNE | 16.84° | 2026-03-26 12:07:54.647Z | 60.968° ENE |
| 6 mins | 2026-03-26 13:42:54.647Z | 320.746° NNW | 2026-03-26 13:44:54.647Z | 8.961° NNE | 41.61° | 2026-03-26 13:48:54.647Z | 119.98° SE |
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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