STARLINK-5552, 56339
Orbit data source: Space-Track
STARLINK-5552, 56339 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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56339 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
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-5552
1 56339U 23058Y 26170.93920011 -.00001281 00000-0 -84796-4 0 9997
2 56339 97.3373 169.8836 0002249 76.7302 283.4176 15.05660085173517Epoch: 2026-06-19T22:32Z
TLE epoch observation values (Epoch: 2026-06-19T22:32:26.889Z)
Latitude
-0.00005°
Longitude
-76.38942°
Altitude
552.192 km
Speed
7.586 km/s
True Right ascension
11h 19m 32s
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
21:27:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
548.02 km
Perigee altitude
544.905 km
Semi-major axis
6,924.599 km
Eccentricity
0.00022
Inclination
97.3373°
RAAN
169.8836°
Arg. of periapsis
76.7302°
True anomaly
283.39253°
Mean anomaly
283.4176°
Eccentric anomaly
283.40507°
Mean motion
3.76661 °/min
Orbital period
95.58 mins
BSTAR
-0.000084796
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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-5552 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 | 2026-06-22 13:19:09.456Z | 344.382° N | 2026-06-22 13:21:09.456Z | 298.107° NW | 30.987° | 2026-06-22 13:24:09.456Z | 225.657° WSW |
| 6 mins | 2026-06-23 00:03:09.456Z | 171.747° S | 2026-06-23 00:05:09.456Z | 217.199° SW | 44.607° | 2026-06-23 00:09:09.456Z | 346.545° 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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