STARLINK-5646, 55461
Orbit data source: Space-Track
STARLINK-5646, 55461 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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55461 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: 21 hours ago
TLE from 21 hours ago
0 STARLINK-5646
1 55461U 23015N 26312.16668981 .00045690 00000-0 16612-2 0 9993
2 55461 43.0026 33.7002 0001388 267.4403 270.7368 15.27548177 5598Epoch: 2026-11-08T04:00Z
TLE epoch observation values (Epoch: 2026-11-08T04:00:01.999Z)
Latitude
1.20316°
Longitude
105.0471°
Altitude
482.76 km
Speed
7.626 km/s
True Right ascension
14h 09m 40s
True Declination
1° 11' 44"
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
21:37:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.042 km
Perigee altitude
484.136 km
Semi-major axis
6,863.226 km
Eccentricity
0.00014
Inclination
43.0026°
RAAN
33.7002°
Arg. of periapsis
267.4403°
True anomaly
270.7209°
Mean anomaly
270.7368°
Eccentric anomaly
270.72885°
Mean motion
3.81725 °/min
Orbital period
94.31 mins
BSTAR
0.0016612
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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-5646 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-11-09 07:38:50.377Z | 175.564° S | 2026-11-09 07:40:50.377Z | 142.553° SSE | 14.832° | 2026-11-09 07:42:50.377Z | 109.082° ESE |
| 6 mins | 2026-11-09 09:16:50.377Z | 235.598° WSW | 2026-11-09 09:19:50.377Z | 111.389° ESE | 58.085° | 2026-11-09 09:22:50.377Z | 75.001° E |
| 6 mins | 2026-11-09 10:55:50.377Z | 280.993° WNW | 2026-11-09 10:58:50.377Z | 23.297° NE | 49.844° | 2026-11-09 11:01:50.377Z | 71.699° E |
| 5 mins | 2026-11-09 12:35:50.377Z | 298.489° NW | 2026-11-09 12:37:50.377Z | 35.892° NE | 62.322° | 2026-11-09 12:40:50.377Z | 93.422° ESE |
| 5 mins | 2026-11-09 14:14:50.377Z | 261.44° W | 2026-11-09 14:16:50.377Z | 192.334° SSW | 39.296° | 2026-11-09 14:19:50.377Z | 139.117° SSE |
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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