STARLINK-5689, 55474
Orbit data source: Space-Track
STARLINK-5689, 55474 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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55474 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational spacecraft
Bus & Motor
STARLINK, Unknown motor
Mass
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown shape, 10.1 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 20 hours ago
TLE from 20 hours ago
0 STARLINK-5689
1 55474U 23015AB 25351.60389809 -.00001155 00000-0 -70461-4 0 9991
2 55474 43.0045 65.2301 0001350 265.1081 94.9608 15.02539205158251Epoch: 2025-12-17T14:29Z
TLE epoch observation values (Epoch: 2025-12-17T14:29:36.794Z)
Latitude
0.00001°
Longitude
121.35543°
Altitude
558.929 km
Speed
7.584 km/s
True Right ascension
04h 20m 55s
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
09:13:40
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.93 km
Perigee altitude
560.056 km
Semi-major axis
6,939.13 km
Eccentricity
0.00014
Inclination
43.0045°
RAAN
65.2301°
Arg. of periapsis
265.1081°
True anomaly
94.97621°
Mean anomaly
94.9608°
Eccentric anomaly
94.96851°
Mean motion
3.75479 °/min
Orbital period
95.88 mins
BSTAR
-0.000070461
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Other satellites on launch #15 in the year 2023 (2023-02-02 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARLINK-5689 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 | 2025-12-18 11:35:59.139Z | 287.823° WNW | 2025-12-18 11:38:59.139Z | 341.334° N | 39.177° | 2025-12-18 11:42:59.139Z | 82.807° E |
| 7 mins | 2025-12-18 13:16:59.139Z | 284.612° WNW | 2025-12-18 13:19:59.139Z | 223.049° SW | 43.396° | 2025-12-18 13:23:59.139Z | 119.097° SE |
| 4 mins | 2025-12-18 14:58:59.139Z | 242.15° WSW | 2025-12-18 14:59:59.139Z | 224.762° SW | 17.199° | 2025-12-18 15:02:59.139Z | 176.751° S |
| 6 mins | 2025-12-19 08:11:59.139Z | 223.526° SW | 2025-12-19 08:14:59.139Z | 141.349° SSE | 37.939° | 2025-12-19 08:17:59.139Z | 80.559° E |
| 6 mins | 2025-12-19 09:52:59.139Z | 274.755° WNW | 2025-12-19 09:54:59.139Z | 314.99° NW | 40.223° | 2025-12-19 09:58:59.139Z | 70.705° E |
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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