STARLINK-5463, 55673
Orbit data source: Space-Track
STARLINK-5463, 55673 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 17 Feb 2023 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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55673 intel report (Beta)
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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: 7 hours ago
TLE from 7 hours ago
0 STARLINK-5463
1 55673U 23021AX 26091.43379769 -.00000966 00000-0 -73137-4 0 9998
2 55673 69.9992 107.0211 0003001 268.2155 91.8661 14.98329825172694Epoch: 2026-04-01T10:24Z
TLE epoch observation values (Epoch: 2026-04-01T10:24:40.120Z)
Latitude
0.00004°
Longitude
121.05725°
Altitude
574.549 km
Speed
7.574 km/s
True Right ascension
07h 08m 05s
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
23:06:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.09 km
Perigee altitude
567.92 km
Semi-major axis
6,948.142 km
Eccentricity
0.0003
Inclination
69.9992°
RAAN
107.0211°
Arg. of periapsis
268.2155°
True anomaly
91.90047°
Mean anomaly
91.8661°
Eccentric anomaly
91.88329°
Mean motion
3.74749 °/min
Orbital period
96.06 mins
BSTAR
-0.000073137
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Other satellites on launch #21 in the year 2023 (2023-02-17 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-5463 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 | 2026-04-02 02:34:27.320Z | 210.22° SW | 2026-04-02 02:37:27.320Z | 266.86° W | 43.864° | 2026-04-02 02:41:27.320Z | 20.798° NNE |
| 4 mins | 2026-04-02 11:00:27.320Z | 31.692° NE | 2026-04-02 11:01:27.320Z | 51° ENE | 19.353° | 2026-04-02 11:04:27.320Z | 101.072° ESE |
| 6 mins | 2026-04-02 12:37:27.320Z | 307.826° NW | 2026-04-02 12:40:27.320Z | 238.969° WSW | 28.733° | 2026-04-02 12:43:27.320Z | 189.428° SSW |
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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