STARLINK-11639, 63189
Orbit data source: Space-Track
STARLINK-11639, 63189 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Thu, 13 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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63189 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: 14 hours ago
TLE from 14 hours ago
0 STARLINK-11639
1 63189U 25048G 26171.38794572 .00163516 00000-0 12513-2 0 9994
2 63189 43.0008 60.8011 0000729 22.9984 337.0917 15.70870357 74679Epoch: 2026-06-20T09:18Z
TLE epoch observation values (Epoch: 2026-06-20T09:18:38.510Z)
Latitude
0.00005°
Longitude
12.5374°
Altitude
355.727 km
Speed
7.698 km/s
True Right ascension
04h 03m 12s
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
10:18:32
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
358.881 km
Perigee altitude
357.899 km
Semi-major axis
6,736.527 km
Eccentricity
0.00007
Inclination
43.0008°
RAAN
60.8011°
Arg. of periapsis
22.9984°
True anomaly
337.08845°
Mean anomaly
337.0917°
Eccentric anomaly
337.09007°
Mean motion
3.92545 °/min
Orbital period
91.71 mins
BSTAR
0.0012513
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Other satellites on launch #48 in the year 2025 (2025-03-13 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-11639 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 | 2026-06-20 23:25:17.149Z | 297.681° NW | 2026-06-20 23:27:17.149Z | 16.241° NNE | 35.652° | 2026-06-20 23:29:17.149Z | 77.241° E |
| 4 mins | 2026-06-21 20:40:17.149Z | 251.152° W | 2026-06-21 20:42:17.149Z | 71.331° E | 42.181° | 2026-06-21 20:44:17.149Z | 71.768° 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 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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