STARLINK-5659, 55351
Orbit data source: Space-Track
STARLINK-5659, 55351 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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55351 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: 21 hours ago
TLE from 21 hours ago
0 STARLINK-5659
1 55351U 23013W 25349.53940684 .00001739 00000-0 14376-3 0 9994
2 55351 43.0041 37.3516 0001131 257.5800 102.4915 15.02542209159053Epoch: 2025-12-15T12:56Z
TLE epoch observation values (Epoch: 2025-12-15T12:56:44.750Z)
Latitude
-0.0001°
Longitude
118.72852°
Altitude
559.009 km
Speed
7.584 km/s
True Right ascension
02h 29m 24s
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
08:22:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.769 km
Perigee altitude
560.199 km
Semi-major axis
6,939.121 km
Eccentricity
0.00011
Inclination
43.0041°
RAAN
37.3516°
Arg. of periapsis
257.58°
True anomaly
102.50415°
Mean anomaly
102.4915°
Eccentric anomaly
102.49783°
Mean motion
3.7548 °/min
Orbital period
95.88 mins
BSTAR
0.00014376
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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-5659 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 10:03:21.491Z | 287.735° WNW | 2025-12-16 10:07:21.491Z | 29.567° NE | 39.874° | 2025-12-16 10:10:21.491Z | 84.442° E |
| 6 mins | 2025-12-16 11:45:21.491Z | 279.305° WNW | 2025-12-16 11:47:21.491Z | 237.979° WSW | 40.572° | 2025-12-16 11:51:21.491Z | 124.741° SE |
| 7 mins | 2025-12-17 06:39:21.491Z | 230.957° WSW | 2025-12-17 06:42:21.491Z | 158.329° S | 40.799° | 2025-12-17 06:46:21.491Z | 75.965° E |
| 6 mins | 2025-12-17 08:20:21.491Z | 276.698° WNW | 2025-12-17 08:23:21.491Z | 9.756° NNE | 40.51° | 2025-12-17 08:26:21.491Z | 70.223° 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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