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: 7 hours ago
TLE from 7 hours ago
0 KORSAT-3
1 63630U 25081A 26253.63893696 .00001869 00000-0 16911-3 0 9997
2 63630 45.4100 252.6744 0014175 318.3183 41.6614 14.99328542 76001Epoch: 2026-09-10T15:20Z
TLE epoch observation values (Epoch: 2026-09-10T15:20:04.153Z)
Latitude
-0.00005°
Longitude
32.98329°
Altitude
561.664 km
Speed
7.586 km/s
True Right ascension
16h 50m 41s
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
14:30:31
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
580.341 km
Perigee altitude
560.641 km
Semi-major axis
6,948.628 km
Eccentricity
0.00142
Inclination
45.41°
RAAN
252.6744°
Arg. of periapsis
318.3183°
True anomaly
41.76952°
Mean anomaly
41.6614°
Eccentric anomaly
41.71544°
Mean motion
3.74709 °/min
Orbital period
96.07 mins
BSTAR
0.00016911
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-09-11 02:42:10.514Z | 200.788° SSW | 2026-09-11 02:45:10.514Z | 149.052° SSE | 30.317° | 2026-09-11 02:49:10.514Z | 80.865° E |
| 7 mins | 2026-09-11 04:23:10.514Z | 259.718° W | 2026-09-11 04:26:10.514Z | 6.917° NNE | 65.534° | 2026-09-11 04:30:10.514Z | 63.051° ENE |
| 6 mins | 2026-09-11 06:04:10.514Z | 296.318° NW | 2026-09-11 06:07:10.514Z | 3.762° NNE | 38.587° | 2026-09-11 06:10:10.514Z | 62.374° ENE |
| 7 mins | 2026-09-11 07:45:10.514Z | 302.499° NW | 2026-09-11 07:48:10.514Z | 14.749° NNE | 56.502° | 2026-09-11 07:52:10.514Z | 95.658° ESE |
| 6 mins | 2026-09-11 09:26:10.514Z | 276.374° WNW | 2026-09-11 09:29:10.514Z | 202.006° SSW | 41.329° | 2026-09-11 09:32:10.514Z | 147.487° SSE |
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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