GYEONGGISAT-1, 66771
Orbit data source: Space-Track
GYEONGGISAT-1, 66771 is a payload satellite owned by Nara Space (KR) in SSO that was launched on Fri, 28 Nov 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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66771 intel report (Beta)
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Identifier
Orbit
Country
KR / SKORRelated business
Manufacturer
Nara Space
Mission
Operational Commercial Imaging
Bus & Motor
CUBESAT 16U, Unknown motor
Mass
~25 kg wet, ~25 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.240 m²
Expand to show TLE details & historyLast TLE update: 18 hours ago
TLE from 18 hours ago
0 GYEONGGISAT-1
1 66771U 25276DK 26092.19151906 .00008288 00000-0 38904-3 0 9993
2 66771 97.4275 167.2709 0002998 121.4692 238.6837 15.19887451 18890Epoch: 2026-04-02T04:35Z
TLE epoch observation values (Epoch: 2026-04-02T04:35:47.246Z)
Latitude
0.00002°
Longitude
-92.2195°
Altitude
510.343 km
Speed
7.608 km/s
True Right ascension
11h 09m 05s
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
04:50:09
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
505.21 km
Perigee altitude
501.084 km
Semi-major axis
6,881.284 km
Eccentricity
0.0003
Inclination
97.4275°
RAAN
167.2709°
Arg. of periapsis
121.4692°
True anomaly
238.65436°
Mean anomaly
238.6837°
Eccentric anomaly
238.66903°
Mean motion
3.80223 °/min
Orbital period
94.68 mins
BSTAR
0.00038904
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Other satellites on launch #276 in the year 2025 (2025-11-28 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.GYEONGGISAT-1 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 | 2026-04-03 04:26:25.228Z | 128.413° SE | 2026-04-03 04:28:25.228Z | 87.674° E | 26.968° | 2026-04-03 04:31:25.228Z | 14.867° NNE |
| 5 mins | 2026-04-03 17:31:25.228Z | 37.289° NE | 2026-04-03 17:33:25.228Z | 112.903° SE | 36.406° | 2026-04-03 17:36:25.228Z | 173.789° S |
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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