STARLINK-33959, 63817

Orbit data source: Space-Track

STARLINK-33959, 63817 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Sun, 04 May 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
63817, 2025-092P
Orbit
LEO
Last TLE update
10 hours ago
Origin
Manufacturer
SpaceX/Seattle
Mission
Operational spacecraft
Bus & Motor
STARLINK V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
2025-05-04 (1 week 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
Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history

TLE from 10 hours ago
0 STARLINK-33959
1 63817U 25092P   25133.16668981 -.00959509  00000-0 -36141-2 0  9998
2 63817  43.0008  78.5836 0001104 272.7871  42.2661 15.88987040  2596
Epoch: 2025-05-13T04:00Z
Definitive object data (Epoch: 2025-05-13T04:00:01.999Z)
Latitude
-28.97729°
Longitude
111.21362°
Altitude
312.174 km
Speed
7.722 km/s
True Right ascension
02h 49m 33s
True Declination
-28° 49' 19"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude
-31.66816°
Longitude
5.90066°
Altitude
315.708 km
Speed
7.719 km/s
Apparent Right ascension
15h 57m 25s
Apparent Declination
-62° 38' 50"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
22:38:16
Azimuth
215.715° SW
Elevation
-39.229°
Doppler factor
1
Orbital elements
Apogee altitude
307.856 km
Perigee altitude
306.38 km
Semi-major axis
6,685.255 km
Eccentricity
0.0001104
Inclination
43.0008°
RAAN
78.5836°
Arg. of periapsis
272.7871°
True anomaly
42.27461°
Mean anomaly
42.2661°
Eccentric anomaly
42.27035°
Mean motion
3.97069 °/min
BSTAR
-0.0036141
Orbital period
90.66 mins
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STARLINK-33959 Visibility forecast

Observer location: undefined°, undefined°

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 mins2025-05-14 00:02:24.109Z229.716° WSW2025-05-14 00:04:24.109Z176.957° S35.405°2025-05-14 00:06:24.109Z85.468° E
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