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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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: 17 hours ago
TLE from 17 hours ago
0 STARLINK-4422
1 53639U 22104BD 25347.14946397 .00000852 00000-0 71613-4 0 9996
2 53639 53.2169 252.4009 0001456 94.8610 265.2548 15.08841169182994Epoch: 2025-12-13T03:35Z
TLE epoch observation values (Epoch: 2025-12-13T03:35:13.687Z)
Latitude
-0.00003°
Longitude
116.51297°
Altitude
540.721 km
Speed
7.593 km/s
True Right ascension
16h 49m 36s
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
19:02:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.992 km
Perigee altitude
538.978 km
Semi-major axis
6,918.122 km
Eccentricity
0.00015
Inclination
53.2169°
RAAN
252.4009°
Arg. of periapsis
94.861°
True anomaly
265.23817°
Mean anomaly
265.2548°
Eccentric anomaly
265.24649°
Mean motion
3.77191 °/min
Orbital period
95.44 mins
BSTAR
0.000071613
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-12-13 21:16:34.140Z | 254.39° W | 2025-12-13 21:20:34.140Z | 344.758° N | 33.898° | 2025-12-13 21:23:34.140Z | 37.31° NE |
| 5 mins | 2025-12-14 02:19:34.140Z | 343.441° N | 2025-12-14 02:21:34.140Z | 31.983° NE | 26.998° | 2025-12-14 02:24:34.140Z | 88.505° E |
| 6 mins | 2025-12-14 03:58:34.140Z | 287.956° WNW | 2025-12-14 04:00:34.140Z | 241.077° WSW | 33.853° | 2025-12-14 04:04:34.140Z | 155.472° SSE |
| 6 mins | 2025-12-14 19:29:34.140Z | 189.038° SSW | 2025-12-14 19:32:34.140Z | 119.544° SE | 28.715° | 2025-12-14 19:35:34.140Z | 68.543° E |
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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