STARLINK-5686, 55450
Orbit data source: Space-Track
STARLINK-5686, 55450 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 02 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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55450 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: 18 hours ago
TLE from 18 hours ago
0 STARLINK-5686
1 55450U 23015B 26035.28591486 .00001181 00000-0 10250-3 0 9991
2 55450 43.0025 147.9770 0001359 270.4072 89.6614 15.02536374166665Epoch: 2026-02-04T06:51Z
TLE epoch observation values (Epoch: 2026-02-04T06:51:43.043Z)
Latitude
-0.00008°
Longitude
-89.40711°
Altitude
558.851 km
Speed
7.584 km/s
True Right ascension
09h 51m 54s
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
03:07:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.945 km
Perigee altitude
560.059 km
Semi-major axis
6,939.139 km
Eccentricity
0.00014
Inclination
43.0025°
RAAN
147.977°
Arg. of periapsis
270.4072°
True anomaly
89.67697°
Mean anomaly
89.6614°
Eccentric anomaly
89.66919°
Mean motion
3.75478 °/min
Orbital period
95.88 mins
BSTAR
0.0001025
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Other satellites on launch #15 in the year 2023 (2023-02-02 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-5686 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 | 2026-02-05 10:10:41.674Z | 206.255° SW | 2026-02-05 10:13:41.674Z | 149.678° SSE | 27.943° | 2026-02-05 10:16:41.674Z | 90.42° ESE |
| 6 mins | 2026-02-05 11:51:41.674Z | 259.439° W | 2026-02-05 11:54:41.674Z | 45.938° ENE | 42.71° | 2026-02-05 11:57:41.674Z | 70.67° E |
| 6 mins | 2026-02-05 13:32:41.674Z | 291.344° WNW | 2026-02-05 13:34:41.674Z | 334.732° NNW | 38.309° | 2026-02-05 13:38:41.674Z | 79.494° E |
| 6 mins | 2026-02-05 15:13:41.674Z | 285.725° WNW | 2026-02-05 15:15:41.674Z | 260.585° W | 43.99° | 2026-02-05 15:19:41.674Z | 113.554° SE |
| 4 mins | 2026-02-05 16:54:41.674Z | 247.285° WSW | 2026-02-05 16:56:41.674Z | 207.429° SW | 20.305° | 2026-02-05 16:58:41.674Z | 173.701° 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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