KOMPSAT Constellation. November 2012 Satrec Initiative

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1 KOMPSAT Constellation November 2012 Satrec Initiative

2 KOMPSAT Constellation KOMPSAT National program Developed and operated by KARI (Korea Aerospace Research Institute) Dual use : Government & commercial Worldwide imagery distribution by Satrec Initiative KOMPSAT ~ 1.0 m EO Payload LTAN : 10:50 KOMPSAT-5 To be launched early m SAR Payload LTAN : 6:00 KOMPSAT ~ 0.7 m EO Payload LTAN : 13:30-2 -

3 KOMPSAT Data Continuity Operation Life : 7 years (Expected) KOMPSAT-2 (Optic 1m) Design Life : 3 years KOMPSAT-5 (SAR 1m) Operation Life : 7 years (Expected) Design Life : 5 years KOMPSAT-3 (Optic 0.7m) Operation Life : 7 years (Expected) Design Life : 4 years Korean Government has clear policy to have high resolution imagery by own satellites

4 Space Program of Korea National Space Program - 4 -

5 KOMPSAT-2 Alternate 1m View

6 KOMPSAT-2 Specifications Launch Ground Sampling Distance Swath Width from Plesetsk Cosmodrome in Northern Russia PAN : km(nadir) MS : km(nadir) 15 km (nadir) Spectral Bands PAN : 500 ~ 900 nm MS2 (Blue) MS1 (Green) MS4 (Red) MS3 (NIR) : 450 ~ 520 nm : 520 ~ 600 nm : 630 ~ 690 nm : 760 ~ 900 nm Modulation Transfer Function > 10% Signal to Noise > 100 Location Accuracy Orbit < 80 m (CE90, with POD/PAD) Sun Synchronous Orbit Altitude : 685 km Inclination : degree MLTAN : 10:50-6 -

7 Huge Archive More than 40,000 Million km 2 all over the world - 7 -

8 Good for Large Area Mapping Higher duty cycle 20% per orbit Max 15 km x 7900 km per orbit Large collection capacity Daily collection capability of 1,700,000 km 2-8 -

9 KOMPSAT-3 KOMPSAT-3 Sub-meter in the Afternoon - 9 -

10 KOMPSAT-3 Specification Ground Sampling Distance Swath Width PAN : km(nadir) MS : km(nadir) 15 km (nadir) Spectral Bands PAN : 450 ~ 900 nm MS1 (Blue) MS2 (Green) MS3 (Red) MS4 (NIR) : 450 ~ 520 nm : 520 ~ 600 nm : 630 ~ 690 nm : 760 ~ 900 nm Modulation Transfer Function System MTF at Nyquist fr. For PAN : 8% System MTF at Nyquist fr. For MS : 12% (at strip imaging mode) Signal to Noise > 100 Location Accuracy Orbit Collection Capability < 70 m CE90 Sun Synchronous Orbit Altitude : ± 1km Eccentricity : 0 to Inclination : ± 0.05 degree MLTAN : 13:30 +10/-15 min 300,000 km 2 / day

11 Very High Resolution 70 cm ground resolution KOMPSAT-2 KOMPSAT

12 More Information per Pixel Highest bits per pixel among the commercial imagery 14 bits per pixel

13 Better Agility Enhanced agility than KOMPSAT KOMPSAT-2 KOMPSAT

14 Another Chance to Monitor Unique local time in the afternoon LTAN at 13:30 Monitor twice a day when complemented with KOMPSAT-2 or any other morning pass satellite KOMPSAT-2 at 10:50 KOMPSAT-3 at 13:

15 Product Level Product level Product Level Absolute Accuracy, CE90 Processing 1R (Basic) 1R (Option) 1G (Standard) Specification :285.0 m Expected < 80.0 m Specification : 70.0 m Expected < 40 m (exclusive of terrain effects) Specification : 70.0 m Expected < 40 m (exclusive of terrain effects) -Without GCP -Using OD/AD -Radiometric Correction -Sensor Correction -MTF Compensation -Geo-information Included -Without GCP -Using POD/PAD -Radiometric Correction -Sensor Correction -MTF Compensation -Geo-information Included -Without GCP -Using POD/PAD -Radiometric Correction -Sensor Correction -MTF Compensation -Geometrical Correction -PAN-MS Registration

16 KOMPSAT-5 High Resolution SAR

17 KOMPSAT-5 Launch To be launched in Q1, 2013 Orbit Sun-Synchronous, Dawn-dusk 550 km mean altitude with 97.6 deg. Inclination ~ 4 times contacts per day Two dawn contacts between 04 hr and 08 hr local time Two dusk contacts between 17 hr and 21 hr local time Duty: 2 minutes per orbit Revisit time 24 hours on average

18 KOMPSAT-5 Payload SAR (Synthetic Aperture Radar) similar design with Cosmo- SKYMed Imaging performance at 45 degree incidence angle Range Resolution Azimuth Resolution Swath Remark Spotlight Mode (HR) 1m 1m 5 km 5 km x 5 km Strip Mode (ST) 3m 3m 30 km ScanSAR (WS) 20m 20m 100 km

19 KOMPSAT Constellation KOMPSAT Constellation increases your imaging capability: KOMPSAT-2 (1m EO), KOMPSAT-3 (0.7m EO) and KOMPSAT-5 (1m SAR) constellation KOMPSAT-2 provides longer imaging time per pass (high duty cycle, ~20 minutes) KOMPSAT-3 provides another chance to monitor in the afternoon KOMPSAT-5 provides all weather, day and night imaging capability Data continuity by long-term Government Program

20 KOMPSAT Constellation Large area mapping by KOMPSAT-2 SAR & EO fusion by KOMPSAT-3 & KOMPSAT-5 Change detection & stereogram by KOMPSAT-2 & KOMPSAT-3 4 times imaging per day in spotlight, strip and scansar mode by KOMPSAT-5 KOMPSAT-2 Single pass stereo by KOMPSAT-3 KOMPSAT-3 KOMPSAT

21 We Are At Your Service Kompsat-3 in Dubai