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: 1 day ago
TLE from 1 day ago
0 STARLINK-4727
1 53803U 22111AG 25289.40242255 .00000153 00000-0 27705-4 0 9990
2 53803 53.2152 176.8963 0001278 85.1463 274.9675 15.08836141172247Epoch: 2025-10-16T09:39Z
TLE epoch observation values (Epoch: 2025-10-16T09:39:29.308Z)
Latitude
-0.00002°
Longitude
6.86151°
Altitude
540.576 km
Speed
7.593 km/s
True Right ascension
11h 47m 35s
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
12:04:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.885 km
Perigee altitude
539.116 km
Semi-major axis
6,918.137 km
Eccentricity
0.00013
Inclination
53.2152°
RAAN
176.8963°
Arg. of periapsis
85.1463°
True anomaly
274.95291°
Mean anomaly
274.9675°
Eccentric anomaly
274.96021°
Mean motion
3.77189 °/min
Orbital period
95.44 mins
BSTAR
0.000027705
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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 | 2025-10-17 19:14:46.362Z | 235.035° WSW | 2025-10-17 19:16:46.362Z | 292.326° WNW | 44.579° | 2025-10-17 19:20:46.362Z | 48.293° ENE |
| 4 mins | 2025-10-17 20:54:46.362Z | 303.675° NW | 2025-10-17 20:56:46.362Z | 340.118° N | 18.538° | 2025-10-17 20:58:46.362Z | 15.915° NNE |
| 4 mins | 2025-10-18 00:16:46.362Z | 357.601° N | 2025-10-18 00:17:46.362Z | 17.802° NNE | 19.614° | 2025-10-18 00:20:46.362Z | 69.583° E |
| 7 mins | 2025-10-18 01:54:46.362Z | 309.414° NW | 2025-10-18 01:57:46.362Z | 208.675° SW | 44.973° | 2025-10-18 02:01:46.362Z | 132.262° SE |
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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