STARLINK-4727, 53803
Orbit data source: Space-Track
STARLINK-4727, 53803 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 11 Sep 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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53803 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
305 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: 12 hours ago
TLE from 12 hours ago
0 STARLINK-4727
1 53803U 22111AG 26197.84082301 .00065598 00000-0 40427-2 0 9999
2 53803 53.1609 29.1098 0001794 139.5299 220.5826 15.09368458213520Epoch: 2026-07-16T20:10Z
TLE epoch observation values (Epoch: 2026-07-16T20:10:47.108Z)
Latitude
-0.00003°
Longitude
151.737°
Altitude
539.963 km
Speed
7.593 km/s
True Right ascension
01h 56m 26s
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
20:40:06
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
539.623 km
Perigee altitude
537.142 km
Semi-major axis
6,916.52 km
Eccentricity
0.00018
Inclination
53.1609°
RAAN
29.1098°
Arg. of periapsis
139.5299°
True anomaly
220.56923°
Mean anomaly
220.5826°
Eccentric anomaly
220.57591°
Mean motion
3.77322 °/min
Orbital period
95.41 mins
BSTAR
0.0040427
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Other satellites on launch #111 in the year 2022 (2022-09-11 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-4727 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 | 2026-07-17 15:24:55.578Z | 224.581° SW | 2026-07-17 15:28:55.578Z | 106.45° ESE | 44.374° | 2026-07-17 15:31:55.578Z | 52.833° ENE |
| 4 mins | 2026-07-17 17:06:55.578Z | 305.022° NW | 2026-07-17 17:08:55.578Z | 346.78° N | 20.219° | 2026-07-17 17:10:55.578Z | 21.263° NNE |
| 4 mins | 2026-07-17 20:27:55.578Z | 348.593° N | 2026-07-17 20:29:55.578Z | 25.707° NE | 17.789° | 2026-07-17 20:31:55.578Z | 59.161° ENE |
| 6 mins | 2026-07-17 22:06:55.578Z | 315.669° NNW | 2026-07-17 22:09:55.578Z | 91.78° ESE | 42.368° | 2026-07-17 22:12:55.578Z | 123.996° SE |
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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