STARLINK-5819, 55780
Orbit data source: Space-Track
STARLINK-5819, 55780 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 03 Mar 2023 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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55780 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
11.087 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-5819
1 55780U 23028AR 26171.40874743 .00000088 00000-0 15208-4 0 9990
2 55780 69.9998 325.2938 0002969 267.9796 92.1023 14.98330406181927Epoch: 2026-06-20T09:48Z
TLE epoch observation values (Epoch: 2026-06-20T09:48:35.777Z)
Latitude
-0.00006°
Longitude
-90.47908°
Altitude
574.555 km
Speed
7.574 km/s
True Right ascension
21h 41m 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
23:08:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.066 km
Perigee altitude
567.94 km
Semi-major axis
6,948.14 km
Eccentricity
0.0003
Inclination
69.9998°
RAAN
325.2938°
Arg. of periapsis
267.9796°
True anomaly
92.1363°
Mean anomaly
92.1023°
Eccentric anomaly
92.1193°
Mean motion
3.74749 °/min
Orbital period
96.06 mins
BSTAR
0.000015208
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Other satellites on launch #28 in the year 2023 (2023-03-03 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-5819 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 20:01:34.914Z | 6.515° NNE | 2026-06-22 20:04:34.914Z | 56.866° ENE | 21.116° | 2026-06-22 20:07:34.914Z | 106.518° ESE |
| 5 mins | 2026-06-22 21:40:34.914Z | 301.72° NW | 2026-06-22 21:42:34.914Z | 260.875° W | 26.572° | 2026-06-22 21:45:34.914Z | 199.024° SSW |
| 6 mins | 2026-06-23 11:40:34.914Z | 237.376° WSW | 2026-06-23 11:42:34.914Z | 285.473° WNW | 34.28° | 2026-06-23 11:46:34.914Z | 10.155° NNE |
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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