STARLINK-4729, 53804
Orbit data source: Space-Track
STARLINK-4729, 53804 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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53804 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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-4729
1 53804U 22111AH 26305.24532973 .00002935 00000-0 98040-4 0 9992
2 53804 53.1617 256.2466 0001669 76.7628 283.3560 15.34379271229882Epoch: 2026-11-01T05:53Z
TLE epoch observation values (Epoch: 2026-11-01T05:53:16.488Z)
Latitude
-0.00009°
Longitude
127.38837°
Altitude
463.403 km
Speed
7.636 km/s
True Right ascension
17h 04m 59s
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
12:31:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
464.163 km
Perigee altitude
461.88 km
Semi-major axis
6,841.158 km
Eccentricity
0.00017
Inclination
53.1617°
RAAN
256.2466°
Arg. of periapsis
76.7628°
True anomaly
283.33739°
Mean anomaly
283.356°
Eccentric anomaly
283.3467°
Mean motion
3.83574 °/min
Orbital period
93.85 mins
BSTAR
0.00009804
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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-4729 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 | 2026-11-01 23:15:00.024Z | 210.709° SW | 2026-11-01 23:18:00.024Z | 134.529° SE | 52.938° | 2026-11-01 23:21:00.024Z | 60.436° ENE |
| 4 mins | 2026-11-02 00:54:00.024Z | 292.164° WNW | 2026-11-02 00:56:00.024Z | 338.144° N | 23.316° | 2026-11-02 00:58:00.024Z | 19.459° NNE |
| 5 mins | 2026-11-02 05:50:00.024Z | 333.651° NNW | 2026-11-02 05:52:00.024Z | 41.378° NE | 43.887° | 2026-11-02 05:55:00.024Z | 106.714° ESE |
| 4 mins | 2026-11-02 07:28:00.024Z | 259.939° W | 2026-11-02 07:29:00.024Z | 237.846° WSW | 20.762° | 2026-11-02 07:32:00.024Z | 180.948° SSW |
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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