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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63144 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2MD, Unknown motor
Mass
960 kg wet, ~910 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 18.1 m
Radar Cross Section
36.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 STARLINK-11581
1 63144U 25043N 25306.40825869 .00189496 00000-0 14443-2 0 9995
2 63144 42.9978 297.9620 0000541 308.5006 51.5813 15.70881637 39456Epoch: 2025-11-02T09:47Z
TLE epoch observation values (Epoch: 2025-11-02T09:47:53.550Z)
Latitude
-0.00004°
Longitude
109.06442°
Altitude
355.921 km
Speed
7.698 km/s
True Right ascension
19h 51m 50s
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
18:35:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
358.722 km
Perigee altitude
357.994 km
Semi-major axis
6,736.495 km
Eccentricity
0.00005
Inclination
42.9978°
RAAN
297.962°
Arg. of periapsis
308.5006°
True anomaly
51.58616°
Mean anomaly
51.5813°
Eccentric anomaly
51.58373°
Mean motion
3.92547 °/min
Orbital period
91.71 mins
BSTAR
0.0014443
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Other satellites on launch #43 in the year 2025 (2025-03-03 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-11581 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-11-03 02:47:06.430Z | 211.653° SW | 2025-11-03 02:50:06.430Z | 131.688° SE | 24.179° | 2025-11-03 02:52:06.430Z | 89.666° E |
| 4 mins | 2025-11-03 04:24:06.430Z | 270.699° WNW | 2025-11-03 04:25:06.430Z | 294.912° NW | 38.149° | 2025-11-03 04:28:06.430Z | 67.982° E |
| 4 mins | 2025-11-03 06:00:06.430Z | 297.623° NW | 2025-11-03 06:02:06.430Z | 18.262° NNE | 34.375° | 2025-11-03 06:04:06.430Z | 74.175° E |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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