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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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, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 STARLINK-5756
1 55598U 23020AF 25260.24864226 -.00002808 00000-0 -19290-3 0 9992
2 55598 43.0018 214.5598 0001285 262.8225 97.2472 15.02531804142970Epoch: 2025-09-17T05:58Z
TLE epoch observation values (Epoch: 2025-09-17T05:58:02.691Z)
Latitude
0.00004°
Longitude
128.62132°
Altitude
558.983 km
Speed
7.584 km/s
True Right ascension
14h 18m 14s
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
14:11:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
561.908 km
Perigee altitude
560.124 km
Semi-major axis
6,939.153 km
Eccentricity
0.00013
Inclination
43.0018°
RAAN
214.5598°
Arg. of periapsis
262.8225°
True anomaly
97.26181°
Mean anomaly
97.2472°
Eccentric anomaly
97.2545°
Mean motion
3.75477 °/min
Orbital period
95.88 mins
BSTAR
-0.0001929
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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 | 2025-09-17 23:42:17.018Z | 193.972° SSW | 2025-09-17 23:45:17.018Z | 137.869° SSE | 22.821° | 2025-09-17 23:48:17.018Z | 90.812° ESE |
| 7 mins | 2025-09-18 01:22:17.018Z | 250.448° W | 2025-09-18 01:25:17.018Z | 236.097° WSW | 44.975° | 2025-09-18 01:29:17.018Z | 72.064° E |
| 7 mins | 2025-09-18 03:03:17.018Z | 285.304° WNW | 2025-09-18 03:06:17.018Z | 3.775° NNE | 39.362° | 2025-09-18 03:10:17.018Z | 77.996° E |
| 7 mins | 2025-09-18 04:44:17.018Z | 289.275° WNW | 2025-09-18 04:47:17.018Z | 72.22° E | 44.644° | 2025-09-18 04:51:17.018Z | 106.486° ESE |
| 5 mins | 2025-09-18 06:25:17.018Z | 260.013° W | 2025-09-18 06:27:17.018Z | 220.096° SW | 25.158° | 2025-09-18 06:30:17.018Z | 161.279° S |
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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