STARLINK-5636, 55454
Orbit data source: Space-Track
STARLINK-5636, 55454 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 02 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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55454 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: 15 hours ago
TLE from 15 hours ago
0 STARLINK-5636
1 55454U 23015F 26244.78245514 .00000483 00000-0 27084-4 0 9998
2 55454 43.0044 54.1957 0000736 251.7899 108.2873 15.27578947197650Epoch: 2026-09-01T18:46Z
TLE epoch observation values (Epoch: 2026-09-01T18:46:44.124Z)
Latitude
0.00003°
Longitude
151.56748°
Altitude
482.987 km
Speed
7.626 km/s
True Right ascension
03h 36m 46s
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
01:39:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.502 km
Perigee altitude
484.492 km
Semi-major axis
6,863.134 km
Eccentricity
0.00007
Inclination
43.0044°
RAAN
54.1957°
Arg. of periapsis
251.7899°
True anomaly
108.29531°
Mean anomaly
108.2873°
Eccentric anomaly
108.2913°
Mean motion
3.81733 °/min
Orbital period
94.31 mins
BSTAR
0.000027084
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Other satellites on launch #15 in the year 2023 (2023-02-02 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-5636 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-09-02 13:47:31.649Z | 182.461° SSW | 2026-09-02 13:49:31.649Z | 147.759° SSE | 16.784° | 2026-09-02 13:51:31.649Z | 110.023° ESE |
| 5 mins | 2026-09-02 15:26:31.649Z | 239.353° WSW | 2026-09-02 15:28:31.649Z | 117.292° SE | 43.449° | 2026-09-02 15:31:31.649Z | 74.021° E |
| 5 mins | 2026-09-02 17:05:31.649Z | 290.117° WNW | 2026-09-02 17:07:31.649Z | 7.285° NNE | 38.236° | 2026-09-02 17:10:31.649Z | 72.156° E |
| 5 mins | 2026-09-02 18:44:31.649Z | 294.165° NW | 2026-09-02 18:46:31.649Z | 8.818° NNE | 43.422° | 2026-09-02 18:49:31.649Z | 97.52° ESE |
| 5 mins | 2026-09-02 20:23:31.649Z | 260.273° W | 2026-09-02 20:25:31.649Z | 204.534° SW | 28.785° | 2026-09-02 20:28:31.649Z | 146.708° SSE |
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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