STARLINK-5506, 55651

Orbit data source: Space-Track

STARLINK-5506, 55651 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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Identifier
55651, 2023-021Z
Orbit
LEO
Country
Flag of USUS
Related business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
305 kg wet, ~290 kg dry
Launch date (UTC)
2023-02-17 (3 years ago)
Launch vehicle
FALCON 9
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 2 days ago

TLE from 2 days ago
0 STARLINK-5506
1 55651U 23021Z   26171.39578127  .00000369  00000-0  38695-4 0  9992
2 55651  69.9993 285.5806 0003280 266.7644  93.3140 14.98331126184170
Epoch: 2026-06-20T09:29Z
TLE epoch observation values (Epoch: 2026-06-20T09:29:55.501Z)
Latitude
-0.00002°
Longitude
-125.51168°
Altitude
574.609 km
Speed
7.574 km/s
True Right ascension
19h 02m 19s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
N/A
Visualization observer readout
Local Sidereal Time
23:20:35
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.28 km
Perigee altitude
567.722 km
Semi-major axis
6,948.138 km
Eccentricity
0.00033
Inclination
69.9993°
RAAN
285.5806°
Arg. of periapsis
266.7644°
True anomaly
93.35152°
Mean anomaly
93.314°
Eccentric anomaly
93.33276°
Mean motion
3.74749 °/min
Orbital period
96.06 mins
BSTAR
0.000038695
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