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, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 19 hours ago
TLE from 19 hours ago
0 STARLINK-4727
1 53803U 22111AG 25258.46830290 .00000645 00000-0 58602-4 0 9990
2 53803 53.2186 315.7678 0001286 94.5035 265.6104 15.08838632167570Epoch: 2025-09-15T11:14Z
TLE epoch observation values (Epoch: 2025-09-15T11:14:21.37Z)
Latitude
-0.00003°
Longitude
152.50621°
Altitude
540.713 km
Speed
7.593 km/s
True Right ascension
21h 03m 04s
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
23:22:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.882 km
Perigee altitude
539.103 km
Semi-major axis
6,918.129 km
Eccentricity
0.00013
Inclination
53.2186°
RAAN
315.7678°
Arg. of periapsis
94.5035°
True anomaly
265.59571°
Mean anomaly
265.6104°
Eccentric anomaly
265.60305°
Mean motion
3.7719 °/min
Orbital period
95.44 mins
BSTAR
0.000058602
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-09-16 08:09:44.259Z | 288.623° WNW | 2025-09-16 08:12:44.259Z | 343.735° N | 20.778° | 2025-09-16 08:14:44.259Z | 19.701° NNE |
| 6 mins | 2025-09-16 13:10:44.259Z | 316.365° NNW | 2025-09-16 13:13:44.259Z | 58.712° ENE | 43.159° | 2025-09-16 13:16:44.259Z | 121.374° SE |
| 6 mins | 2025-09-17 06:21:44.259Z | 233.081° WSW | 2025-09-17 06:23:44.259Z | 258.589° W | 44.263° | 2025-09-17 06:27:44.259Z | 48.66° ENE |
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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