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: 22 hours ago
TLE from 22 hours ago
0 STARLINK-5756
1 55598U 23020AF 26048.21419388 -.00002724 00000-0 -18667-3 0 9993
2 55598 43.0035 103.3854 0001750 279.8407 80.2238 15.02527744165982Epoch: 2026-02-17T05:08Z
TLE epoch observation values (Epoch: 2026-02-17T05:08:26.351Z)
Latitude
0.00001°
Longitude
-120.92179°
Altitude
558.677 km
Speed
7.584 km/s
True Right ascension
06h 53m 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
05:30:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
562.243 km
Perigee altitude
559.814 km
Semi-major axis
6,939.165 km
Eccentricity
0.00018
Inclination
43.0035°
RAAN
103.3854°
Arg. of periapsis
279.8407°
True anomaly
80.24356°
Mean anomaly
80.2238°
Eccentric anomaly
80.23368°
Mean motion
3.75476 °/min
Orbital period
95.88 mins
BSTAR
-0.00018667
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-02-18 06:53:04.317Z | 221.866° SW | 2026-02-18 06:56:04.317Z | 153.236° SSE | 36.711° | 2026-02-18 07:00:04.317Z | 78.272° E |
| 6 mins | 2026-02-18 08:34:04.317Z | 271.682° WNW | 2026-02-18 08:37:04.317Z | 18.755° NNE | 41.308° | 2026-02-18 08:40:04.317Z | 69.891° E |
| 6 mins | 2026-02-18 10:15:04.317Z | 292.797° NW | 2026-02-18 10:18:04.317Z | 34.976° NE | 40.037° | 2026-02-18 10:21:04.317Z | 86.362° E |
| 6 mins | 2026-02-18 11:56:04.317Z | 276.939° WNW | 2026-02-18 11:58:04.317Z | 229.67° WSW | 39.781° | 2026-02-18 12:02:04.317Z | 127.445° 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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