STARLINK-5736, 55584
Orbit data source: Space-Track
STARLINK-5736, 55584 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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55584 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: 2 days ago
TLE from 2 days ago
0 STARLINK-5736
1 55584U 23020R 26171.38494354 -.00000300 00000-0 -13767-5 0 9995
2 55584 43.0032 145.6688 0001487 275.6720 84.3962 15.27583111184614Epoch: 2026-06-20T09:14Z
TLE epoch observation values (Epoch: 2026-06-20T09:14:19.121Z)
Latitude
-0.00004°
Longitude
98.48875°
Altitude
482.716 km
Speed
7.626 km/s
True Right ascension
09h 42m 40s
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
00:55:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
486.005 km
Perigee altitude
483.964 km
Semi-major axis
6,863.121 km
Eccentricity
0.00015
Inclination
43.0032°
RAAN
145.6688°
Arg. of periapsis
275.672°
True anomaly
84.41316°
Mean anomaly
84.3962°
Eccentric anomaly
84.40468°
Mean motion
3.81734 °/min
Orbital period
94.31 mins
BSTAR
-0.0000013767
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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-5736 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 | 2026-06-23 00:11:48.817Z | 195.793° SSW | 2026-06-23 00:14:48.817Z | 135.956° SSE | 21.237° | 2026-06-23 00:16:48.817Z | 98.615° ESE |
| 6 mins | 2026-06-23 01:50:48.817Z | 252.035° W | 2026-06-23 01:52:48.817Z | 257.851° W | 44.155° | 2026-06-23 01:56:48.817Z | 71.85° E |
| 6 mins | 2026-06-23 03:29:48.817Z | 288.628° WNW | 2026-06-23 03:31:48.817Z | 333.857° NNW | 36.768° | 2026-06-23 03:35:48.817Z | 76.683° E |
| 6 mins | 2026-06-23 05:08:48.817Z | 289.631° WNW | 2026-06-23 05:11:48.817Z | 90.666° ESE | 42.84° | 2026-06-23 05:14:48.817Z | 105.715° ESE |
| 4 mins | 2026-06-23 06:48:48.817Z | 245.227° WSW | 2026-06-23 06:49:48.817Z | 220.781° SW | 23.202° | 2026-06-23 06:52:48.817Z | 159.792° 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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