STARLINK-5661, 55343
Orbit data source: Space-Track
STARLINK-5661, 55343 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 26 Jan 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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55343 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: 1 day ago
TLE from 1 day ago
0 STARLINK-5661
1 55343U 23013N 25348.43259941 .00000630 00000-0 61718-4 0 9994
2 55343 43.0061 43.6714 0001474 272.3729 87.6944 15.02518824158883Epoch: 2025-12-14T10:22Z
TLE epoch observation values (Epoch: 2025-12-14T10:22:56.589Z)
Latitude
-0.00004°
Longitude
164.58997°
Altitude
558.87 km
Speed
7.584 km/s
True Right ascension
02h 54m 41s
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
15:09:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
562.078 km
Perigee altitude
560.032 km
Semi-major axis
6,939.192 km
Eccentricity
0.00015
Inclination
43.0061°
RAAN
43.6714°
Arg. of periapsis
272.3729°
True anomaly
87.71128°
Mean anomaly
87.6944°
Eccentric anomaly
87.70284°
Mean motion
3.75474 °/min
Orbital period
95.88 mins
BSTAR
0.000061718
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Other satellites on launch #13 in the year 2023 (2023-01-26 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-5661 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 | 2025-12-16 05:38:16.240Z | 176.64° S | 2025-12-16 05:40:16.240Z | 145.278° SSE | 16.399° | 2025-12-16 05:42:16.240Z | 111.869° ESE |
| 6 mins | 2025-12-16 07:18:16.240Z | 234.991° WSW | 2025-12-16 07:20:16.240Z | 195.25° SSW | 41.916° | 2025-12-16 07:24:16.240Z | 75.059° E |
| 6 mins | 2025-12-16 08:59:16.240Z | 284.505° WNW | 2025-12-16 09:01:16.240Z | 342.588° N | 39.962° | 2025-12-16 09:05:16.240Z | 73.481° E |
| 7 mins | 2025-12-16 10:39:16.240Z | 290.765° WNW | 2025-12-16 10:42:16.240Z | 357.917° N | 43.092° | 2025-12-16 10:46:16.240Z | 96.774° ESE |
| 6 mins | 2025-12-16 12:20:16.240Z | 271.509° WNW | 2025-12-16 12:23:16.240Z | 197.724° SSW | 32.574° | 2025-12-16 12:26:16.240Z | 143.305° 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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