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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Edit Public Description
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: 20 hours ago
TLE from 20 hours ago
0 STARLINK-4727
1 53803U 22111AG 25349.94585509 -.00000865 00000-0 -36282-4 0 9990
2 53803 53.2167 265.1079 0001512 87.2521 272.8645 15.08826825181389Epoch: 2025-12-15T22:42Z
TLE epoch observation values (Epoch: 2025-12-15T22:42:01.879Z)
Latitude
0.00003°
Longitude
-160.23704°
Altitude
540.629 km
Speed
7.593 km/s
True Right ascension
17h 40m 25s
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
17:37:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
541.075 km
Perigee altitude
538.983 km
Semi-major axis
6,918.166 km
Eccentricity
0.00015
Inclination
53.2167°
RAAN
265.1079°
Arg. of periapsis
87.2521°
True anomaly
272.8472°
Mean anomaly
272.8645°
Eccentric anomaly
272.85585°
Mean motion
3.77187 °/min
Orbital period
95.44 mins
BSTAR
-0.000036282
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2025-12-16 21:08:55.239Z | 225.065° WSW | 2025-12-16 21:10:55.239Z | 210.648° SW | 43.216° | 2025-12-16 21:14:55.239Z | 51.433° ENE |
| 4 mins | 2025-12-16 22:49:55.239Z | 312.567° NW | 2025-12-16 22:50:55.239Z | 333.209° NNW | 20.053° | 2025-12-16 22:53:55.239Z | 25.257° NE |
| 4 mins | 2025-12-17 02:10:55.239Z | 353.225° N | 2025-12-17 02:11:55.239Z | 11.581° NNE | 17.908° | 2025-12-17 02:14:55.239Z | 63.194° ENE |
| 6 mins | 2025-12-17 03:49:55.239Z | 315.484° NNW | 2025-12-17 03:51:55.239Z | 350.031° N | 43.457° | 2025-12-17 03:55:55.239Z | 125.734° 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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