STARLINK-4387, 53490
Orbit data source: Space-Track
STARLINK-4387, 53490 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Fri, 12 Aug 2022 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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53490 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, ~275 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: 15 hours ago
TLE from 15 hours ago
0 STARLINK-4387
1 53490U 22099AB 25360.29389265 .00000391 00000-0 31299-4 0 9994
2 53490 97.6020 118.8511 0001083 89.9097 270.2254 15.05652076184996Epoch: 2025-12-26T07:03Z
TLE epoch observation values (Epoch: 2025-12-26T07:03:12.324Z)
Latitude
-0.00004°
Longitude
-81.98689°
Altitude
552.567 km
Speed
7.585 km/s
True Right ascension
07h 55m 24s
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
21:18:29
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
547.248 km
Perigee altitude
545.748 km
Semi-major axis
6,924.635 km
Eccentricity
0.00011
Inclination
97.602°
RAAN
118.8511°
Arg. of periapsis
89.9097°
True anomaly
270.21299°
Mean anomaly
270.2254°
Eccentric anomaly
270.21919°
Mean motion
3.76659 °/min
Orbital period
95.58 mins
BSTAR
0.000031299
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Other satellites on launch #99 in the year 2022 (2022-08-12 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-4387 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-12-26 21:58:22.761Z | 331.126° NNW | 2025-12-26 22:00:22.761Z | 298.355° NW | 16.813° | 2025-12-26 22:02:22.761Z | 261.824° W |
| 5 mins | 2025-12-27 08:42:22.761Z | 207.986° SW | 2025-12-27 08:44:22.761Z | 249.588° W | 27.633° | 2025-12-27 08:47:22.761Z | 319.549° NNW |
| 5 mins | 2025-12-27 20:19:22.761Z | 46.255° ENE | 2025-12-27 20:21:22.761Z | 86.64° E | 25.065° | 2025-12-27 20:24:22.761Z | 150.383° SSE |
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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