STARLINK-5500, 55634
Orbit data source: Space-Track
STARLINK-5500, 55634 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Fri, 17 Feb 2023 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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55634 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-5500
1 55634U 23021G 26171.40451880 .00000431 00000-0 43944-4 0 9994
2 55634 69.9996 305.4832 0003046 272.0601 88.0209 14.98333888183676Epoch: 2026-06-20T09:42Z
TLE epoch observation values (Epoch: 2026-06-20T09:42:30.424Z)
Latitude
-0.00004°
Longitude
-108.7632°
Altitude
574.395 km
Speed
7.574 km/s
True Right ascension
20h 21m 55s
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
00:51:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.109 km
Perigee altitude
567.876 km
Semi-major axis
6,948.129 km
Eccentricity
0.0003
Inclination
69.9996°
RAAN
305.4832°
Arg. of periapsis
272.0601°
True anomaly
88.05578°
Mean anomaly
88.0209°
Eccentric anomaly
88.03834°
Mean motion
3.7475 °/min
Orbital period
96.06 mins
BSTAR
0.000043944
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Other satellites on launch #21 in the year 2023 (2023-02-17 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-5500 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 | 2026-06-22 18:19:36.210Z | 22.748° NE | 2026-06-22 18:21:36.210Z | 52.4° ENE | 13.459° | 2026-06-22 18:23:36.210Z | 81.694° E |
| 6 mins | 2026-06-22 19:57:36.210Z | 321.541° NNW | 2026-06-22 20:00:36.210Z | 223.776° SW | 39.209° | 2026-06-22 20:03:36.210Z | 172.756° S |
| 6 mins | 2026-06-23 09:57:36.210Z | 207.891° SW | 2026-06-23 09:59:36.210Z | 223.946° SW | 42.912° | 2026-06-23 10:03:36.210Z | 22.233° NNE |
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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