STARLINK-5447, 54779
Orbit data source: Space-Track
STARLINK-5447, 54779 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sat, 17 Dec 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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54779 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: 3 days ago
TLE from 3 days ago
0 STARLINK-5447
1 54779U 22175X 26170.73636847 .00001250 00000-0 96657-4 0 9994
2 54779 53.1601 291.0052 0001278 78.3100 281.8035 15.08830477195539Epoch: 2026-06-19T17:40Z
TLE epoch observation values (Epoch: 2026-06-19T17:40:22.235Z)
Latitude
-0.00002°
Longitude
117.95147°
Altitude
540.483 km
Speed
7.593 km/s
True Right ascension
19h 24m 01s
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
21:31:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
540.911 km
Perigee altitude
539.142 km
Semi-major axis
6,918.164 km
Eccentricity
0.00013
Inclination
53.1601°
RAAN
291.0052°
Arg. of periapsis
78.31°
True anomaly
281.78916°
Mean anomaly
281.8035°
Eccentric anomaly
281.79633°
Mean motion
3.77187 °/min
Orbital period
95.44 mins
BSTAR
0.000096657
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Other satellites on launch #175 in the year 2022 (2022-12-17 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-5447 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 | 2026-06-22 11:04:40.245Z | 269.013° W | 2026-06-22 11:07:40.245Z | 327.37° NNW | 28.425° | 2026-06-22 11:10:40.245Z | 29.719° NE |
| 6 mins | 2026-06-22 16:06:40.245Z | 331.493° NNW | 2026-06-22 16:08:40.245Z | 16.022° NNE | 32.604° | 2026-06-22 16:12:40.245Z | 103.192° ESE |
| 5 mins | 2026-06-22 17:46:40.245Z | 268.138° W | 2026-06-22 17:48:40.245Z | 218.898° SW | 25.117° | 2026-06-22 17:51:40.245Z | 170.356° S |
| 5 mins | 2026-06-23 09:17:40.245Z | 198.522° SSW | 2026-06-23 09:19:40.245Z | 131.452° SE | 37.967° | 2026-06-23 09:22:40.245Z | 62.608° ENE |
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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