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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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https://www.satcat.com/sats-embedded/27945?theme=dark&initialShowStats=false

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Identifier

27945, 2003-042G

Orbit

SSO

Country

KR / SKOR

Related business

KAIST Satellite Technology Research Center (SaTReC) (KR)

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)

2003-09-27 (23 years ago)

Launch vehicle

KOSMOS 11K65M

Launch site

Plesetsk Missile And Space Complex (PKMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.5 m

Radar Cross Section

0.945 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 23 hours ago

TLE from 23 hours ago

0 KAISTSAT 4
1 27945U 03042G   26185.90159200  .00000530  00000-0  10173-3 0  9997
2 27945  98.3853 355.0899 0010207 283.7245  76.2822 14.67899542216635

Epoch: 2026-07-04T21:38Z

TLE epoch observation values (Epoch: 2026-07-04T21:38:17.548Z)

Latitude

-0.00008°

Longitude

107.60817°

Altitude

669.073 km

Speed

7.523 km/s

True Right ascension

23h 40m 21s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

08:35:17

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

672.05 km

Perigee altitude

657.672 km

Semi-major axis

7,042.998 km

Eccentricity

0.00102

Inclination

98.3853°

RAAN

355.0899°

Arg. of periapsis

283.7245°

True anomaly

76.39586°

Mean anomaly

76.2822°

Eccentric anomaly

76.33903°

Mean motion

3.67204 °/min

Orbital period

98.04 mins

BSTAR

0.00010173

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Other satellites on launch #42 in the year 2003 (2003-09-27 UTC)

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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.
7 mins	2026-07-06 00:23:20.894Z	7.134° NNE	2026-07-06 00:26:20.894Z	327.379° NNW	42.615°	2026-07-06 00:30:20.894Z	203.076° SW
8 mins	2026-07-06 11:23:20.894Z	171.171° S	2026-07-06 11:26:20.894Z	197.141° SSW	42.948°	2026-07-06 11:31:20.894Z	344.254° N

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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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Check out KAISTSAT 4, 27945 on other resources

View KAISTSAT 4, 27945 on NASA - NSSDCA Website

View KAISTSAT 4, 27945 on Heavens-Above

View KAISTSAT 4, 27945 on Keep Track

View KAISTSAT 4, 27945 on Celestrak

View KAISTSAT 4, 27945 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

KAISTSAT 4, 27945

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 23 hours ago

TLE from 23 hours ago

TLE epoch observation values (Epoch: 2026-07-04T21:38:17.548Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #42 in the year 2003 (2003-09-27 UTC)

KAISTSAT 4 Visibility forecast

Co-orbital & Co-planar RSOs

Check out KAISTSAT 4, 27945 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 23 hours ago