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: 8 hours ago
TLE from 8 hours ago
0 STARLINK-5730
1 55611U 23020AU 26264.18502388 .00000400 00000-0 24070-4 0 9991
2 55611 43.0051 330.5212 0001787 273.9194 86.1453 15.27576778198939Epoch: 2026-09-21T04:26Z
TLE epoch observation values (Epoch: 2026-09-21T04:26:26.063Z)
Latitude
-0.00004°
Longitude
-96.15592°
Altitude
482.753 km
Speed
7.626 km/s
True Right ascension
22h 02m 05s
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
04:58:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.23 km
Perigee altitude
483.777 km
Semi-major axis
6,863.14 km
Eccentricity
0.00018
Inclination
43.0051°
RAAN
330.5212°
Arg. of periapsis
273.9194°
True anomaly
86.16573°
Mean anomaly
86.1453°
Eccentric anomaly
86.15552°
Mean motion
3.81732 °/min
Orbital period
94.31 mins
BSTAR
0.00002407
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-09-21 12:42:38.509Z | 287.784° WNW | 2026-09-21 12:46:38.509Z | 126.82° SE | 73.432° | 2026-09-21 12:49:38.509Z | 112.018° ESE |
| 4 mins | 2026-09-21 14:23:38.509Z | 243.257° WSW | 2026-09-21 14:24:38.509Z | 222.181° SW | 20.499° | 2026-09-21 14:27:38.509Z | 167.333° S |
| 5 mins | 2026-09-22 07:19:38.509Z | 194.017° SSW | 2026-09-22 07:21:38.509Z | 144.234° SSE | 29.044° | 2026-09-22 07:24:38.509Z | 88.091° E |
| 6 mins | 2026-09-22 08:57:38.509Z | 259.099° W | 2026-09-22 09:00:38.509Z | 39.182° NE | 67.989° | 2026-09-22 09:03:38.509Z | 70.267° E |
| 5 mins | 2026-09-22 10:37:38.509Z | 297.435° NW | 2026-09-22 10:39:38.509Z | 13.594° NNE | 50.515° | 2026-09-22 10:42:38.509Z | 77.126° E |
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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