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: 1 day ago
TLE from 1 day ago
0 STARLINK-5720
1 55619U 23020BC 26264.67470758 .00000035 00000-0 10778-4 0 9992
2 55619 43.0035 327.3232 0000899 273.2582 86.8167 15.27577117199008Epoch: 2026-09-21T16:11Z
TLE epoch observation values (Epoch: 2026-09-21T16:11:34.734Z)
Latitude
-0.00002°
Longitude
83.87731°
Altitude
482.799 km
Speed
7.626 km/s
True Right ascension
21h 49m 17s
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
11:59:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.619 km
Perigee altitude
484.385 km
Semi-major axis
6,863.139 km
Eccentricity
0.00009
Inclination
43.0035°
RAAN
327.3232°
Arg. of periapsis
273.2582°
True anomaly
86.82699°
Mean anomaly
86.8167°
Eccentric anomaly
86.82184°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
0.000010778
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-09-23 07:39:54.024Z | 229.039° WSW | 2026-09-23 07:41:54.024Z | 172.324° S | 58.758° | 2026-09-23 07:44:54.024Z | 78.58° E |
| 5 mins | 2026-09-23 09:18:54.024Z | 281.222° WNW | 2026-09-23 09:20:54.024Z | 337.727° N | 54.412° | 2026-09-23 09:23:54.024Z | 68.085° E |
| 6 mins | 2026-09-23 10:57:54.024Z | 294.288° NW | 2026-09-23 10:59:54.024Z | 335.466° NNW | 55.917° | 2026-09-23 11:03:54.024Z | 91.812° ESE |
| 5 mins | 2026-09-23 12:36:54.024Z | 273.089° WNW | 2026-09-23 12:38:54.024Z | 225.589° WSW | 43.956° | 2026-09-23 12:41:54.024Z | 139.439° SSE |
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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