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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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: 5 hours ago
TLE from 5 hours ago
0 STARLINK-11585
1 63309U 25057C 26084.61117815 .00203014 00000-0 15350-2 0 9996
2 63309 43.0028 168.3832 0001607 302.2983 57.7729 15.71029883 59715Epoch: 2026-03-25T14:40Z
TLE epoch observation values (Epoch: 2026-03-25T14:40:05.792Z)
Latitude
-0°
Longitude
125.28707°
Altitude
355.147 km
Speed
7.698 km/s
True Right ascension
11h 13m 31s
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
01:22:37
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
359.016 km
Perigee altitude
356.851 km
Semi-major axis
6,736.071 km
Eccentricity
0.00016
Inclination
43.0028°
RAAN
168.3832°
Arg. of periapsis
302.2983°
True anomaly
57.78848°
Mean anomaly
57.7729°
Eccentric anomaly
57.78069°
Mean motion
3.92585 °/min
Orbital period
91.7 mins
BSTAR
0.001535
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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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-03-26 09:11:54.428Z | 229.569° WSW | 2026-03-26 09:14:54.428Z | 128.796° SE | 34.988° | 2026-03-26 09:16:54.428Z | 82.079° E |
| 4 mins | 2026-03-26 10:48:54.428Z | 282.281° WNW | 2026-03-26 10:50:54.428Z | 13.121° NNE | 36.408° | 2026-03-26 10:52:54.428Z | 65.516° ENE |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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