KAISTSAT 4, 27945
Orbit data source: Space-Track
KAISTSAT 4, 27945 is a South Korean payload satellite in SSO that was launched on Sat, 27 Sep 2003 UTC via a KOSMOS 11K65M launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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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27945 intel report (Beta)
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Identifier
Orbit
Country
KR / SKORRelated business
Manufacturer
SatRec Initiative
Mission
Non-operational Civil Ast/Sci
Bus & Motor
SI-200, Unknown motor
Mass
106 kg wet, 106 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.4 m
Radar Cross Section
0.945 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 KAISTSAT 4
1 27945U 03042G 26245.95431655 .00000180 00000-0 40549-4 0 9998
2 27945 98.3915 56.6023 0012707 93.3253 266.9405 14.67935918225440Epoch: 2026-09-02T22:54Z
TLE epoch observation values (Epoch: 2026-09-02T22:54:12.949Z)
Latitude
-0.00002°
Longitude
90.94891°
Altitude
671.144 km
Speed
7.521 km/s
True Right ascension
03h 46m 24s
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
07:51:27
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
673.694 km
Perigee altitude
655.795 km
Semi-major axis
7,042.882 km
Eccentricity
0.00127
Inclination
98.3915°
RAAN
56.6023°
Arg. of periapsis
93.3253°
True anomaly
266.79511°
Mean anomaly
266.9405°
Eccentric anomaly
266.8678°
Mean motion
3.67213 °/min
Orbital period
98.04 mins
BSTAR
0.000040549
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Other satellites on launch #42 in the year 2003 (2003-09-27 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.KAISTSAT 4 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-09-04 00:00:43.744Z | 25.146° NE | 2026-09-04 00:04:43.744Z | 99.891° ESE | 37.955° | 2026-09-04 00:08:43.744Z | 175.408° S |
| 4 mins | 2026-09-04 01:39:43.744Z | 319.923° NNW | 2026-09-04 01:41:43.744Z | 289.811° WNW | 14.947° | 2026-09-04 01:43:43.744Z | 262.576° W |
| 7 mins | 2026-09-04 11:01:43.744Z | 140.415° SSE | 2026-09-04 11:04:43.744Z | 83.025° E | 36.162° | 2026-09-04 11:08:43.744Z | 1.141° NNE |
| 4 mins | 2026-09-04 12:40:43.744Z | 245.001° WSW | 2026-09-04 12:41:43.744Z | 259.628° W | 14.746° | 2026-09-04 12:44:43.744Z | 302.164° NW |
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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