STARLINK-5720, 55619
Orbit data source: Space-Track
STARLINK-5720, 55619 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 12 Feb 2023 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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55619 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: 2 days ago
TLE from 2 days ago
0 STARLINK-5720
1 55619U 23020BC 26171.30287150 .00000211 00000-0 17194-4 0 9996
2 55619 43.0027 134.6350 0001500 270.4542 89.6138 15.27576570184728Epoch: 2026-06-20T07:16Z
TLE epoch observation values (Epoch: 2026-06-20T07:16:08.097Z)
Latitude
-0.00001°
Longitude
117.08182°
Altitude
482.828 km
Speed
7.626 km/s
True Right ascension
08h 58m 32s
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
21:46:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.034 km
Perigee altitude
483.975 km
Semi-major axis
6,863.141 km
Eccentricity
0.00015
Inclination
43.0027°
RAAN
134.635°
Arg. of periapsis
270.4542°
True anomaly
89.63099°
Mean anomaly
89.6138°
Eccentric anomaly
89.62239°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
0.000017194
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Other satellites on launch #20 in the year 2023 (2023-02-12 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-5720 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 23:48:18.968Z | 211.478° SW | 2026-06-22 23:51:18.968Z | 151.052° SSE | 28.286° | 2026-06-22 23:54:18.968Z | 87.789° E |
| 5 mins | 2026-06-23 01:28:18.968Z | 265.935° W | 2026-06-23 01:30:18.968Z | 9.564° NNE | 43.364° | 2026-06-23 01:33:18.968Z | 69.82° E |
| 5 mins | 2026-06-23 03:07:18.968Z | 295.375° NW | 2026-06-23 03:09:18.968Z | 0.785° NNE | 38.366° | 2026-06-23 03:12:18.968Z | 78.388° E |
| 5 mins | 2026-06-23 04:46:18.968Z | 284.173° WNW | 2026-06-23 04:48:18.968Z | 228.982° WSW | 44.121° | 2026-06-23 04:51:18.968Z | 116.33° SE |
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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