STARLINK-5549, 56360
Orbit data source: Space-Track
STARLINK-5549, 56360 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Thu, 27 Apr 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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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
300 kg wet, ~260 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
11.087 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-5549
1 56360U 23058AV 26171.40852773 .00000600 00000-0 45556-4 0 9996
2 56360 97.3351 171.3907 0001981 108.2266 251.9178 15.05650866173659Epoch: 2026-06-20T09:48Z
TLE epoch observation values (Epoch: 2026-06-20T09:48:16.795Z)
Latitude
0.00003°
Longitude
115.69714°
Altitude
553.008 km
Speed
7.585 km/s
True Right ascension
11h 25m 33s
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
23:08:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
547.862 km
Perigee altitude
545.119 km
Semi-major axis
6,924.627 km
Eccentricity
0.0002
Inclination
97.3351°
RAAN
171.3907°
Arg. of periapsis
108.2266°
True anomaly
251.89622°
Mean anomaly
251.9178°
Eccentric anomaly
251.90701°
Mean motion
3.76659 °/min
Orbital period
95.58 mins
BSTAR
0.000045556
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Other satellites on launch #58 in the year 2023 (2023-04-27 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-5549 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-22 13:24:30.980Z | 348.798° N | 2026-06-22 13:27:30.980Z | 281.766° WNW | 30.203° | 2026-06-22 13:30:30.980Z | 223.703° SW |
| 6 mins | 2026-06-23 00:08:30.980Z | 172.833° S | 2026-06-23 00:11:30.980Z | 310.378° NW | 43.606° | 2026-06-23 00:14:30.980Z | 344.883° N |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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