STARLINK-5756, 55598
Orbit data source: Space-Track
STARLINK-5756, 55598 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 12 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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55598 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: 16 hours ago
TLE from 16 hours ago
0 STARLINK-5756
1 55598U 23020AF 26062.24101852 -.00001714 00000-0 -11182-3 0 9999
2 55598 43.0045 27.1635 0001647 255.2854 104.7806 15.02530364168092Epoch: 2026-03-03T05:47Z
TLE epoch observation values (Epoch: 2026-03-03T05:47:04.000Z)
Latitude
0°
Longitude
139.37393°
Altitude
559.167 km
Speed
7.584 km/s
True Right ascension
01h 48m 39s
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
01:13:53
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
562.163 km
Perigee altitude
559.877 km
Semi-major axis
6,939.157 km
Eccentricity
0.00016
Inclination
43.0045°
RAAN
27.1635°
Arg. of periapsis
255.2854°
True anomaly
104.79885°
Mean anomaly
104.7806°
Eccentric anomaly
104.78972°
Mean motion
3.75477 °/min
Orbital period
95.88 mins
BSTAR
-0.00011182
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Other satellites on launch #20 in the year 2023 (2023-02-12 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-5756 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 | 2026-03-04 01:09:41.445Z | 224.217° SW | 2026-03-04 01:12:41.445Z | 126.791° SE | 37.981° | 2026-03-04 01:15:41.445Z | 78.657° E |
| 6 mins | 2026-03-04 02:50:41.445Z | 277.743° WNW | 2026-03-04 02:52:41.445Z | 332.197° NNW | 40.987° | 2026-03-04 02:56:41.445Z | 71.618° E |
| 6 mins | 2026-03-04 04:31:41.445Z | 295.678° NW | 2026-03-04 04:33:41.445Z | 352.428° N | 41.363° | 2026-03-04 04:37:41.445Z | 90.535° ESE |
| 6 mins | 2026-03-04 06:11:41.445Z | 277.717° WNW | 2026-03-04 06:14:41.445Z | 199.529° SSW | 38.183° | 2026-03-04 06:17:41.445Z | 134.387° SE |
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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