STARLINK-5684, 55453
Orbit data source: Space-Track
STARLINK-5684, 55453 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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55453 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-5684
1 55453U 23015E 25337.71583018 .00000737 00000-0 69600-4 0 9998
2 55453 43.0035 127.7773 0001427 271.3723 88.6956 15.02536021156315Epoch: 2025-12-03T17:10Z
TLE epoch observation values (Epoch: 2025-12-03T17:10:47.727Z)
Latitude
-0.00001°
Longitude
157.29578°
Altitude
558.835 km
Speed
7.584 km/s
True Right ascension
08h 31m 06s
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
02:24:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.993 km
Perigee altitude
560.013 km
Semi-major axis
6,939.14 km
Eccentricity
0.00014
Inclination
43.0035°
RAAN
127.7773°
Arg. of periapsis
271.3723°
True anomaly
88.71195°
Mean anomaly
88.6956°
Eccentric anomaly
88.70377°
Mean motion
3.75478 °/min
Orbital period
95.88 mins
BSTAR
0.0000696
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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-5684 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-12-04 12:29:51.172Z | 187.264° SSW | 2025-12-04 12:32:51.172Z | 139.715° SSE | 18.31° | 2025-12-04 12:34:51.172Z | 106.138° ESE |
| 7 mins | 2025-12-04 14:09:51.172Z | 241.582° WSW | 2025-12-04 14:12:51.172Z | 172.788° S | 43.996° | 2025-12-04 14:16:51.172Z | 73.621° E |
| 7 mins | 2025-12-04 15:50:51.172Z | 281.508° WNW | 2025-12-04 15:53:51.172Z | 2.656° NNE | 39.739° | 2025-12-04 15:57:51.172Z | 75.315° E |
| 7 mins | 2025-12-04 17:31:51.172Z | 291.161° WNW | 2025-12-04 17:34:51.172Z | 37.233° NE | 43.655° | 2025-12-04 17:38:51.172Z | 99.973° ESE |
| 6 mins | 2025-12-04 19:12:51.172Z | 266.048° W | 2025-12-04 19:14:51.172Z | 223.413° SW | 30.124° | 2025-12-04 19:18:51.172Z | 145.274° SSE |
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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