STARLINK-11581, 63144

Orbit data source: Space-Track

STARLINK-11581, 63144 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 03 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
63144, 2025-043N
Orbit
LEO
Last TLE update
18 hours ago
Origin
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2M, Unknown motor
Mass
730 kg wet, ~700 kg dry
Launch date (UTC)
2025-03-03 (4 months ago)
Launch vehicle
FALCON 9
Launch site
Air Force Eastern Test Range (AFETR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 29 m
Radar Cross Section
36.964 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 18 hours ago
0 STARLINK-11581
1 63144U 25043N   25181.78525081  .00159833  00000-0  12227-2 0  9990
2 63144  43.0012 329.1522 0002504 281.4107  78.6479 15.70889379 19859
Epoch: 2025-06-30T18:50Z
TLE epoch observation values (Epoch: 2025-06-30T18:50:45.669Z)
Latitude
-0.00006°
Longitude
127.37177°
Altitude
355.794 km
Speed
7.698 km/s
True Right ascension
21h 56m 36s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
-36.80365°
Longitude
-4.18207°
Altitude
365.22 km
Speed
7.691 km/s
Apparent Right ascension
12h 45m 26s
Apparent Declination
-38° 19' 02"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
00:17:53
Azimuth
284.467° WNW
Elevation
-84.425°
Doppler factor
1
Orbital elements
Apogee altitude
360.022 km
Perigee altitude
356.649 km
Semi-major axis
6,736.472 km
Eccentricity
0.00025
Inclination
43.0012°
RAAN
329.1522°
Arg. of periapsis
281.4107°
True anomaly
Unknown
Mean anomaly
78.6479°
Eccentric anomaly
Unknown
Mean motion
3.92549 °/min
Orbital period
91.71 mins
BSTAR
0.0012227
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STARLINK-11581 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 mins2025-07-01 13:23:05.163Z217.907° SW2025-07-01 13:25:05.163Z146.068° SSE33.078°2025-07-01 13:27:05.163Z86.716° E
4 mins2025-07-01 16:36:05.163Z306.379° NW2025-07-01 16:37:05.163Z346.586° N35.821°2025-07-01 16:40:05.163Z83.623° E
4 mins2025-07-01 18:12:05.163Z270.488° WNW2025-07-01 18:13:05.163Z236.988° WSW36.393°2025-07-01 18:16:05.163Z127.602° SE
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