STARLINK-5730, 55611
Orbit data source: Space-Track
STARLINK-5730, 55611 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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55611 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-5730
1 55611U 23020AU 26171.27095338 -.00006031 00000-0 -21034-3 0 9994
2 55611 43.0047 135.2440 0001069 181.9432 178.1416 15.27501457184728Epoch: 2026-06-20T06:30Z
TLE epoch observation values (Epoch: 2026-06-20T06:30:10.372Z)
Latitude
0.00002°
Longitude
129.21283°
Altitude
483.793 km
Speed
7.625 km/s
True Right ascension
09h 00m 58s
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
21:52:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.962 km
Perigee altitude
484.495 km
Semi-major axis
6,863.366 km
Eccentricity
0.00011
Inclination
43.0047°
RAAN
135.244°
Arg. of periapsis
181.9432°
True anomaly
178.142°
Mean anomaly
178.1416°
Eccentric anomaly
178.1418°
Mean motion
3.81713 °/min
Orbital period
94.31 mins
BSTAR
-0.00021034
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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-5730 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 | 2026-06-22 23:01:22.856Z | 177.641° S | 2026-06-22 23:03:22.856Z | 145.07° SSE | 14.506° | 2026-06-22 23:05:22.856Z | 110.663° ESE |
| 6 mins | 2026-06-23 00:39:22.856Z | 236.69° WSW | 2026-06-23 00:42:22.856Z | 120.302° SE | 41.424° | 2026-06-23 00:45:22.856Z | 75.382° E |
| 5 mins | 2026-06-23 02:19:22.856Z | 288.917° WNW | 2026-06-23 02:21:22.856Z | 15.085° NNE | 38.276° | 2026-06-23 02:24:22.856Z | 71.647° E |
| 5 mins | 2026-06-23 03:58:22.856Z | 296.308° NW | 2026-06-23 04:00:22.856Z | 21.653° NNE | 42.349° | 2026-06-23 04:03:22.856Z | 94.008° ESE |
| 5 mins | 2026-06-23 05:37:22.856Z | 262.756° W | 2026-06-23 05:39:22.856Z | 199.683° SSW | 31.831° | 2026-06-23 05:42:22.856Z | 141.233° 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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