STARLINK-4503, 53528
Orbit data source: Space-Track
STARLINK-4503, 53528 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 19 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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53528 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-4503
1 53528U 22101B 26171.45165609 .00000844 00000-0 71164-4 0 9991
2 53528 53.1599 332.6879 0001254 80.6540 279.4593 15.08827487211676Epoch: 2026-06-20T10:50Z
TLE epoch observation values (Epoch: 2026-06-20T10:50:23.086Z)
Latitude
-0.00002°
Longitude
-98.57439°
Altitude
540.531 km
Speed
7.593 km/s
True Right ascension
22h 10m 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
21:27:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.903 km
Perigee altitude
539.168 km
Semi-major axis
6,918.173 km
Eccentricity
0.00013
Inclination
53.1599°
RAAN
332.6879°
Arg. of periapsis
80.654°
True anomaly
279.44513°
Mean anomaly
279.4593°
Eccentric anomaly
279.45221°
Mean motion
3.77186 °/min
Orbital period
95.44 mins
BSTAR
0.000071164
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Other satellites on launch #101 in the year 2022 (2022-08-19 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-4503 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 | 2026-06-22 12:17:00.052Z | 190.959° SSW | 2026-06-22 12:20:00.052Z | 122.912° SE | 29.435° | 2026-06-22 12:23:00.052Z | 68.91° E |
| 5 mins | 2026-06-22 13:57:00.052Z | 276.723° WNW | 2026-06-22 13:59:00.052Z | 327.046° NNW | 30.106° | 2026-06-22 14:02:00.052Z | 31.034° NE |
| 6 mins | 2026-06-22 18:58:00.052Z | 333.385° NNW | 2026-06-22 19:00:00.052Z | 17.345° NNE | 30.902° | 2026-06-22 19:04:00.052Z | 100.185° ESE |
| 5 mins | 2026-06-22 20:38:00.052Z | 271.115° WNW | 2026-06-22 20:40:00.052Z | 218.002° SW | 27.464° | 2026-06-22 20:43:00.052Z | 167.075° S |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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