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: 18 hours ago
TLE from 18 hours ago
0 STARLINK-11585
1 63309U 25057C 26181.70266817 .00273874 00000-0 20606-2 0 9992
2 63309 42.9991 303.1463 0001206 303.6196 56.4556 15.70928662 74989Epoch: 2026-06-30T16:51Z
TLE epoch observation values (Epoch: 2026-06-30T16:51:50.529Z)
Latitude
-0.00007°
Longitude
131.41572°
Altitude
355.564 km
Speed
7.698 km/s
True Right ascension
20h 12m 35s
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
22:16:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
359.036 km
Perigee altitude
357.411 km
Semi-major axis
6,736.36 km
Eccentricity
0.00012
Inclination
42.9991°
RAAN
303.1463°
Arg. of periapsis
303.6196°
True anomaly
56.46712°
Mean anomaly
56.4556°
Eccentric anomaly
56.46136°
Mean motion
3.92559 °/min
Orbital period
91.71 mins
BSTAR
0.0020606
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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 | 2026-07-01 11:22:52.740Z | 212.134° SW | 2026-07-01 11:24:52.740Z | 165.976° S | 25.994° | 2026-07-01 11:26:52.740Z | 98.834° ESE |
| 4 mins | 2026-07-01 12:59:52.740Z | 275.169° WNW | 2026-07-01 13:00:52.740Z | 311.781° NW | 39.706° | 2026-07-01 13:03:52.740Z | 68.359° E |
| 4 mins | 2026-07-01 14:35:52.740Z | 300.456° NW | 2026-07-01 14:37:52.740Z | 31.046° NE | 33.417° | 2026-07-01 14:39:52.740Z | 76.694° E |
| 4 mins | 2026-07-01 16:11:52.740Z | 282.096° WNW | 2026-07-01 16:13:52.740Z | 163.222° S | 42.317° | 2026-07-01 16:15:52.740Z | 119.033° SE |
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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