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Sejong : Commercial Satellite

Sejong-1, South Korea's first commercial Earth observation satellite, was launched in May 2022.

Sejong-1 is equipped with a red edge band, optimized for vegetation index analysis of crops and forests.

May, 2022

Jun, 2025

Oct, 2025

Nov, 2025

Jun, 2026

Sejong-1

Sejong-2

Sejong-3

Sejong-4

Sejong-5

Sejong-1

Korea's First EO Commercial Satellite

Name : SJSAT-1
Size : 200(W) x 100(D) x 300(H)mm, 6U CubeSat
Weight : 10.8kg
Altitude : 500km
Swath : 20km
Resolution : GSD 5M
VNIR : 7 Bands
Launched date : May 26, 2022

This satellite image was taken by
South Korea's first Earth observation civilian satellite, Sejong-1, on 10 January 2023.

Rotonda West, USA

This image was taken by Sejong-1
- Acquisition Date : January 10, 2023
- Center Coordinate : N 26.944 / W 82.248
- Tilt Angle : -1.84
- Mode : linescan
- Pass Direction : descending
- Cloud Coverage : 0

This satellite image was taken by
South Korea's first Earth observation civilian satellite, Sejong-1, on 6 October 2022.

Yazd, Iran

This image was taken by Sejong-1
- Acquisition Date : October 6, 2022
- Center Coordinate : N 31.764 / E 54.290
- Tilt Angle : 0
- Mode : linescan
- Pass Direction : descending
- Cloud Coverage : 0

This satellite image was taken by
South Korea's first Earth observation civilian satellite, Sejong-1, on 22 October 2022.

Daegu, South Korea

This image was taken by Sejong-1
- Acquisition Date : October 22, 2022
- Center Coordinate : N 35.850 / E 128.413
- Tilt Angle : -3.30
- Mode : linescan
- Pass Direction : descending
- Cloud Coverage : 0

This satellite image was taken by
South Korea's first Earth observation civilian satellite, Sejong-1, on 26 November 2022.

Natura Seccion Bosques, Mexico

This image was taken by Sejong-1
- Acquisition Date : November 26, 2022
- Center Coordinate : N 32.362 / W 116.968
- Tilt Angle : -0.16
- Mode : linescan
- Pass Direction : descending
- Cloud Coverage : 0