STARLINK-11585, 63309
Orbit data source: Space-Track
STARLINK-11585, 63309 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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63309 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, 14.5 m
Radar Cross Section
36.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-11585
1 63309U 25057C 25259.30674369 .00130958 00000-0 10073-2 0 9990
2 63309 42.9998 235.4817 0002029 267.8029 92.2607 15.70857432 29785Epoch: 2025-09-16T07:21Z
TLE epoch observation values (Epoch: 2025-09-16T07:21:42.654Z)
Latitude
0.00001°
Longitude
129.55506°
Altitude
356.271 km
Speed
7.697 km/s
True Right ascension
15h 41m 55s
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
16:08:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
359.794 km
Perigee altitude
357.06 km
Semi-major axis
6,736.564 km
Eccentricity
0.0002
Inclination
42.9998°
RAAN
235.4817°
Arg. of periapsis
267.8029°
True anomaly
92.28393°
Mean anomaly
92.2607°
Eccentric anomaly
92.27232°
Mean motion
3.92541 °/min
Orbital period
91.71 mins
BSTAR
0.0010073
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Other satellites on launch #57 in the year 2025 (2025-03-18 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-11585 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-09-18 02:21:04.536Z | 250.081° W | 2025-09-18 02:23:04.536Z | 74.351° E | 41.673° | 2025-09-18 02:25:04.536Z | 72.076° E |
| 4 mins | 2025-09-18 03:57:04.536Z | 292.553° NW | 2025-09-18 03:59:04.536Z | 10.43° NNE | 34.043° | 2025-09-18 04:01:04.536Z | 67.855° E |
| 4 mins | 2025-09-18 05:34:04.536Z | 298.189° NW | 2025-09-18 05:35:04.536Z | 354.345° N | 43.519° | 2025-09-18 05:38:04.536Z | 101.382° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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