STARLINK-5660, 55335
Orbit data source: Space-Track
STARLINK-5660, 55335 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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55335 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: 2 days ago
TLE from 2 days ago
0 STARLINK-5660
1 55335U 23013E 25348.24981015 -.00003936 00000-0 -27649-3 0 9996
2 55335 43.0056 44.8827 0001331 254.3519 105.7176 15.02534258158850Epoch: 2025-12-14T05:59Z
TLE epoch observation values (Epoch: 2025-12-14T05:59:43.596Z)
Latitude
-0.00008°
Longitude
-128.21446°
Altitude
559.114 km
Speed
7.584 km/s
True Right ascension
02h 59m 31s
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
17:05:14
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.932 km
Perigee altitude
560.084 km
Semi-major axis
6,939.145 km
Eccentricity
0.00013
Inclination
43.0056°
RAAN
44.8827°
Arg. of periapsis
254.3519°
True anomaly
105.73228°
Mean anomaly
105.7176°
Eccentric anomaly
105.72494°
Mean motion
3.75478 °/min
Orbital period
95.88 mins
BSTAR
-0.00027649
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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-5660 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 | 2025-12-16 06:02:03.806Z | 199.664° SSW | 2025-12-16 06:05:03.806Z | 154.003° SSE | 22.351° | 2025-12-16 06:08:03.806Z | 97.614° ESE |
| 6 mins | 2025-12-16 07:43:03.806Z | 249.75° W | 2025-12-16 07:46:03.806Z | 78.752° E | 44.372° | 2025-12-16 07:49:03.806Z | 72.138° E |
| 6 mins | 2025-12-16 09:24:03.806Z | 287.077° WNW | 2025-12-16 09:27:03.806Z | 23.195° NE | 38.47° | 2025-12-16 09:30:03.806Z | 75.238° E |
| 6 mins | 2025-12-16 11:05:03.806Z | 289.908° WNW | 2025-12-16 11:08:03.806Z | 91.158° ESE | 42.914° | 2025-12-16 11:11:03.806Z | 105.448° ESE |
| 5 mins | 2025-12-16 12:46:03.806Z | 256.083° W | 2025-12-16 12:48:03.806Z | 211.531° SW | 25.702° | 2025-12-16 12:51:03.806Z | 157.627° S |
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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