KORSAT-3, 63630
Orbit data source: Space-Track
KORSAT-3, 63630 is a payload satellite owned by DAPA (KR) in LEO that was launched on Tue, 22 Apr 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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63630 intel report (Beta)
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Identifier
Orbit
Country
KR / SKORRelated business
Manufacturer
KAI
Mission
Operational Defense Radar Imaging
Bus & Motor
CAS500?, Unknown motor
Mass
~800 kg wet, ~750 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Hex Box + 3 Pan, 3.9 m
Radar Cross Section
10.467 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 KORSAT-3
1 63630U 25081A 26171.53943755 .00005302 00000-0 45141-3 0 9990
2 63630 45.4121 318.5093 0008530 230.3733 129.6393 14.98819364 63682Epoch: 2026-06-20T12:56Z
TLE epoch observation values (Epoch: 2026-06-20T12:56:47.404Z)
Latitude
0°
Longitude
-144.44082°
Altitude
574.371 km
Speed
7.573 km/s
True Right ascension
21h 14m 02s
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
07:24:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
577.992 km
Perigee altitude
566.135 km
Semi-major axis
6,950.201 km
Eccentricity
0.00085
Inclination
45.4121°
RAAN
318.5093°
Arg. of periapsis
230.3733°
True anomaly
129.71452°
Mean anomaly
129.6393°
Eccentric anomaly
129.67692°
Mean motion
3.74582 °/min
Orbital period
96.11 mins
BSTAR
0.00045141
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Other satellites on launch #81 in the year 2025 (2025-04-22 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.KORSAT-3 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-21 13:09:51.558Z | 229.055° WSW | 2026-06-21 13:12:51.558Z | 118.637° SE | 41.888° | 2026-06-21 13:15:51.558Z | 70.679° E |
| 6 mins | 2026-06-21 14:50:51.558Z | 284.613° WNW | 2026-06-21 14:53:51.558Z | 8.306° NNE | 34.556° | 2026-06-21 14:56:51.558Z | 59.593° ENE |
| 6 mins | 2026-06-21 16:31:51.558Z | 303.837° NW | 2026-06-21 16:34:51.558Z | 15.268° NNE | 33.73° | 2026-06-21 16:37:51.558Z | 75.198° E |
| 7 mins | 2026-06-21 18:12:51.558Z | 292.495° WNW | 2026-06-21 18:15:51.558Z | 159.833° S | 44.488° | 2026-06-21 18:19:51.558Z | 119.391° 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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