STARLINK-4528, 53399
Orbit data source: Space-Track
STARLINK-4528, 53399 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 10 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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53399 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
297 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: 18 hours ago
TLE from 18 hours ago
0 STARLINK-4528
1 53399U 22097M 26144.20398506 -.00000068 00000-0 13815-4 0 9996
2 53399 53.2161 145.1230 0001232 74.7495 285.3633 15.08843666209917Epoch: 2026-05-24T04:53Z
TLE epoch observation values (Epoch: 2026-05-24T04:53:44.309Z)
Latitude
-0.00003°
Longitude
-170.12113°
Altitude
540.404 km
Speed
7.593 km/s
True Right ascension
09h 40m 29s
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
08:28:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.83 km
Perigee altitude
539.125 km
Semi-major axis
6,918.114 km
Eccentricity
0.00012
Inclination
53.2161°
RAAN
145.123°
Arg. of periapsis
74.7495°
True anomaly
285.34969°
Mean anomaly
285.3633°
Eccentric anomaly
285.35649°
Mean motion
3.77191 °/min
Orbital period
95.44 mins
BSTAR
0.000013815
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Other satellites on launch #97 in the year 2022 (2022-08-10 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-4528 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 | 2026-05-25 01:43:05.313Z | 176.33° S | 2026-05-25 01:45:05.313Z | 140.811° SSE | 22.179° | 2026-05-25 01:48:05.313Z | 81.706° E |
| 6 mins | 2026-05-25 03:22:05.313Z | 258.905° W | 2026-05-25 03:25:05.313Z | 344.908° N | 34.963° | 2026-05-25 03:28:05.313Z | 37.982° NE |
| 5 mins | 2026-05-25 08:24:05.313Z | 343.899° N | 2026-05-25 08:26:05.313Z | 31.139° NE | 26.203° | 2026-05-25 08:29:05.313Z | 86.874° E |
| 6 mins | 2026-05-25 10:03:05.313Z | 289.993° WNW | 2026-05-25 10:05:05.313Z | 243.674° WSW | 35.056° | 2026-05-25 10:09:05.313Z | 153.613° 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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