STARLINK-11589, 63311

Orbit data source: Space-Track

STARLINK-11589, 63311 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 18 Mar 2025 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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Identifier	63311, 2025-057E
Orbit	LEO
Last TLE update	13 hours ago
Origin	SPX (US)
Manufacturer	SpaceX/Seattle
Mission	Operational spacecraft
Bus & Motor	STARLINK V2M, Unknown motor
Mass	730 kg wet, ~700 kg dry
Launch date (UTC)	2025-03-18 (2 weeks ago)
Launch vehicle	FALCON 9
Launch site	Air Force Eastern Test Range (AFETR)
Object type	Payload Rocket body Debris
Shape & HBR	Unknown
Radar Cross Section	Large (>1 m²)

Expand to show TLE details & history

TLE from 13 hours ago

0 STARLINK-11589
1 63311U 25057E   25091.50481313  .00012504  00000-0  54410-4 0  9995
2 63311  43.0010 168.6581 0002265 231.3639 128.7031 15.84749460  2182

Epoch: 2025-04-01T12:06Z

Definitive object data (Epoch: 2025-04-01T12:06:55.854Z)

Latitude	-0.00003°
Longitude	156.81994°
Altitude	317.748 km
Speed	7.719 km/s
True Right ascension	11h 14m 37s
True Declination	0° 00' 00"
Sunlit	Object was in full shadow at TLE epoch

Visualization TLE readout

Latitude	42.82422°
Longitude	-107.58635°
Altitude	321.164 km
Speed	7.721 km/s
Apparent Right ascension	17h 58m 05s
Apparent Declination	2° 41' 51"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	06:19:16
Azimuth	7.783° NNE
Elevation	-47.111°
Doppler factor	1

Orbital elements

Apogee altitude	320.54 km
Perigee altitude	317.506 km
Semi-major axis	6,697.16 km
Eccentricity	0.0002265
Inclination	43.001°
RAAN	168.6581°
Arg. of periapsis	231.3639°
True anomaly	128.72335°
Mean anomaly	128.7031°
Eccentric anomaly	128.71323°
Mean motion	3.96011 °/min
BSTAR	0.00005441
Orbital period	90.91 mins