STARLINK-5666, 55349
Orbit data source: Space-Track
STARLINK-5666, 55349 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 26 Jan 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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55349 intel report (Beta)
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Edit Public Description
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: 11 hours ago
TLE from 11 hours ago
0 STARLINK-5666
1 55349U 23013U 25349.81974543 .00000073 00000-0 20464-4 0 9999
2 55349 43.0056 36.0189 0001310 273.7181 86.3512 15.02541090159093Epoch: 2025-12-15T19:40Z
TLE epoch observation values (Epoch: 2025-12-15T19:40:26.005Z)
Latitude
0.00003°
Longitude
16.19774°
Altitude
558.785 km
Speed
7.584 km/s
True Right ascension
02h 24m 04s
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
05:29:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.896 km
Perigee altitude
560.078 km
Semi-major axis
6,939.124 km
Eccentricity
0.00013
Inclination
43.0056°
RAAN
36.0189°
Arg. of periapsis
273.7181°
True anomaly
86.36618°
Mean anomaly
86.3512°
Eccentric anomaly
86.35869°
Mean motion
3.75479 °/min
Orbital period
95.88 mins
BSTAR
0.000020464
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Other satellites on launch #13 in the year 2023 (2023-01-26 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-5666 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 | 2025-12-16 07:03:47.152Z | 231.826° WSW | 2025-12-16 07:06:47.152Z | 184.034° SSW | 39.37° | 2025-12-16 07:10:47.152Z | 77.234° E |
| 6 mins | 2025-12-16 08:45:47.152Z | 280.462° WNW | 2025-12-16 08:47:47.152Z | 340.475° N | 40.789° | 2025-12-16 08:51:47.152Z | 72.28° E |
| 7 mins | 2025-12-16 10:25:47.152Z | 290.892° WNW | 2025-12-16 10:28:47.152Z | 359.839° N | 42.013° | 2025-12-16 10:32:47.152Z | 92.52° ESE |
| 6 mins | 2025-12-16 12:06:47.152Z | 275.468° WNW | 2025-12-16 12:09:47.152Z | 195.347° SSW | 36.423° | 2025-12-16 12:12:47.152Z | 136.811° SSE |
| 4 mins | 2025-12-17 05:22:47.152Z | 164.85° S | 2025-12-17 05:23:47.152Z | 145.967° SSE | 18.641° | 2025-12-17 05:26:47.152Z | 97.98° ESE |
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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