STARLINK-4412, 53477
Orbit data source: Space-Track
STARLINK-4412, 53477 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Fri, 12 Aug 2022 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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53477 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
300 kg wet, ~275 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: 8 hours ago
TLE from 8 hours ago
0 STARLINK-4412
1 53477U 22099N 25293.62253373 .00000984 00000-0 81140-4 0 9999
2 53477 97.6063 53.0451 0002041 233.2776 126.8261 15.01264041175669Epoch: 2025-10-20T14:56Z
TLE epoch observation values (Epoch: 2025-10-20T14:56:26.914Z)
Latitude
-0.00002°
Longitude
159.61076°
Altitude
566.906 km
Speed
7.577 km/s
True Right ascension
03h 32m 10s
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
18:15:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.413 km
Perigee altitude
558.581 km
Semi-major axis
6,938.134 km
Eccentricity
0.0002
Inclination
97.6063°
RAAN
53.0451°
Arg. of periapsis
233.2776°
True anomaly
126.84482°
Mean anomaly
126.8261°
Eccentric anomaly
126.83546°
Mean motion
3.7556 °/min
Orbital period
95.86 mins
BSTAR
0.00008114
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Other satellites on launch #99 in the year 2022 (2022-08-12 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-4412 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-10-21 07:05:53.325Z | 101.399° ESE | 2025-10-21 07:07:53.325Z | 67.948° E | 16.496° | 2025-10-21 07:09:53.325Z | 33.972° NE |
| 5 mins | 2025-10-21 08:40:53.325Z | 215.299° SW | 2025-10-21 08:42:53.325Z | 270.731° WNW | 29.432° | 2025-10-21 08:45:53.325Z | 326.198° NNW |
| 5 mins | 2025-10-21 20:19:53.325Z | 54.984° ENE | 2025-10-21 20:21:53.325Z | 104.23° ESE | 25.785° | 2025-10-21 20:24:53.325Z | 156.229° SSE |
| 4 mins | 2025-10-21 21:54:53.325Z | 321.394° NNW | 2025-10-21 21:56:53.325Z | 282.035° WNW | 18.547° | 2025-10-21 21:58:53.325Z | 249.399° W |
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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