Progress on CMA s Meteorological Satellites

Transcription

1 CMA report on ET SAT 6, Geneva, April 12 16, 11 Progress on CMA s Meteorological Satellites YANG Jun Director General, National Satellite Meteorological Center, CMA 1

2 FENGYUN satellite programs Current Satellite Programs FY 1D(operational, polar) FY 2D/E(operational, geo.) FY 3A/B(R&D, polar) Future Satellite Programs FY 3C/D/E/F (operational, polar) FY 3/RM (rainfull measurement, low inclination) FY 4A(R&D, geo) FY 4B/C (operational, geo.) Others EO Satellites (NOAA, Meteosat, MTSAT,EOS etc.) Ground System with 24/7 Satellite operations and data processing FENGYUN satellite constellation

3 Current Satellites In orbit FY 3A FY 1D FY 3B FY 2D 86.5 FY 2E 105 FY 2C 123.5

4 FengYun GEO. Satellites: FY 2 No. Pos. Status Launch FY 2C 105E Op. (retired) Oct.18, 04 FY 2D 86.5E Op. (working) Dec.8, 06 FY 2E 105E Op. (working) Dec.23,08 Platform: Spin stabilization Payload: 5 chl. VISSR Full Disc: every 30 min. at most FY 2E & FY 2D are working together to implement 15 min. interval obs. FY 2E took over FC 2C in DEC., 09 FY 2C was retired, but still used for rapid scanning mode in case of need FY 2D B: 86.5ºE FY 2E A: 105ºE

5 60min. interval 30min. interval 15min. interval 13 th tropical cyclone Megi (108 Hours)

6 Discipline Basic Dataset(L1) Automatic derived product (L2+) Monitoring Product (L2+) Images FY 2 Products: 25 Products+6 Parameters Measurement Calibrated and Navigated dataset(nom) S VISSR(SVS) Cloud Classification/Amount Cloud Motion Winds Precipitation Estimation/Index Outgoing Long wave Radiation SST TBB Upper Troposphere Humidity Humidity Profile from Cloud Perceptible Water (Clear Sky ) Solar Irradiance ISCCP dataset Sand Storm Monitoring Snow Cover Monitoring Fog Monitoring Sea Ice Monitoring Fire Monitoring Flood Monitoring Soil Moisture Monitoring Tropical Cyclone /Typhoon Position and Intensity Segment image Multi Sat Mosaic

7 2 nd Generation of LEO: FY 3 ok FY 3 Constellation (FY 3A:Morning,FY 3B:Afternoon) After FY 3A, FY 3B was successfully launched on Nov. 5, 10 Commission test has been finished by the end of March, 11 FY 3B is expected to be put into use in next month, together with FY 3A 11 instruments on board FY 3A/B, including: VIRR: Visible and Infra Red Radiometer MERSI: Medium Resolution Spectral Imager IRAS: Infrared Atmospheric Sounder MWTS:MicroWave Temperature Sounder MWHS: MicroWave Humidity Sounder MWRI: MicroWave Radiation Imager SBUS: Solar Backscatter Ultraviolet Sounder TOU: Total Ozone mapping Unit SIM: Solar Irritation Monitor ERM: Earth Radiation Monitor SEM: Space Environment Monitor No. FY 3A FY 3B FY 3C FY 3D FY 3E FY 3F Launch May 27,08 Nov 5, (plan) 14(plan) 16(plan) 18(plan) Orbit M A M A M A Status R&D R&D Op. Op. Op. Op. 7

8 Converage for NWP data assimilate per 6 hours by FY 3A and FY 3B

9 Mesoscale convective clouds cluster monitoring by FY 3B (afternoon) comparing with FY 3A (morning) The convective clouds developed in the brink of the tropical cyclone CARLOS

10 Dust monitoring in the Arabian Peninsula on 26, March 11 by FY 3A and FY 3B

11 BeforeTsunami, Feb 3, 11 After Tsunami, March 13, 11 True Color composition with 250m resolution byfy 3B MERSI Chl1,2,4 Affected Area

12 Ozone hole near the arctic area Polar stratospheric clouds Total ozone amount

13 Low Ozone Amount Area near North Polar Region FY 3A

14 Global Temperature & Humidity Profile from IRAS/MWTS/MWHS of FY 3B

15 Soil Moisture from MWRI Land Surface Temperature from MWRI Precipitable Water from MWRI Land Emissivity from MWRI

16 Solar Constant from SIM/FY 3B FY-3B/SIM 观测平均日地距离上太阳辐射与美国宇航局 SORCE/TIM 观测对比 Comparison between FY-3B SIM and NASA SORCE/TIM

17 FY 3A/B Instruments Specifications Spatial Name of Number of Swath Width Spectral range Resoluation at Instrument Channels (Km) Sub point (Km) VIRR μm MERSI μm ~ 1 MWRI GHz ~ 85 IRAS μm MWTS GHz ~ 75 MWHS GHz SBUS μm 0 TOU 6 0.3~0.36μm ERM 4 0.2~50 μm SIM 1 0.2~50 μm SEM atmospheric sounding Microwave Imaging Optical Imaging from Km to 250m Atmospheric composition: Ozone Radiation budget for earth system

18 FY 3 Products: 10 L L2 No. Atmosphere & Cloud Ocean Land Atmos Chemistry Space Enviornment 1 Cloud Mask Sea Ice LST Ozone Amount high energy particles radiation dose 2 Cloud Classification Ocean Color NDVI Ozone profile 3 Cloud Height SST Fire 4 Fog Flood & Drought 5 Water Vapor Snow 6 T/Q profile 7 Radiance Budget 8 Precipitation 9 Aerosoal 10 OLR

19 FY 3/RM:Rainfall Measurement Satellite on board Precipitation Radar A member of FY 3 constellation together with FY 3 AM & PM The objectives of FY 3/RM satellite are: To make up a global observation constellation system with FY 3 AM & PM satellites, as well as GPM satellite; To enhance the severe convective system monitoring capability in china together with GPM satellite; To provide 3D precipitation structure over both ocean and land; To improve the sensitivity and accuracy of precipitation measurement over china and arrounding area; Core instrument: Ku/Ka Radar Microwave Sounders: MWTS MWHS MWRI Ka band PR Ku band PR

20 Air borne PR flight experiments finished June Oct. 10 EDU:Ku/Ka dual band PR Zm (cross track, scan 1) height / km scan range / km 10

21 Next Generation of GEO satellite FY 4 4 main instruments Advanced Geo. Radiation Imager Geo. Interferometric InfraRed Sounder Lighting Mapping Imager Solar X EUV imaging telescope (not available on 1 st satellite) No. Plan Launch Design Life Status FY 4A 15 5 years R&D FY 4B 17 7 years Op. FY 4C 19 7 years Op. Prototype structure of FY 4A

22 Major improvements on FY 4 compared with 1 st gen. FY 2 Platform transition from spin stabilization to 3 axis stabilization Higher observation efficiency Flexible area scanning mode Advanced radiation imager Total 216 sensors for 14 bands from visible to long wave infrared Full path on orbit radiation calibration for all bands High temporal resolution from 30min to 15min Spatial resolution from 1.25Km to 500m Define HQ mode to improve S/N Interferometric Infrared Sounder, new capability! 538 LWIR Channels,375 S/MIR Channels High spectrum resolution to enable better atmosphere T&H retrieval Lighting imager, new capability!

23 AGRI GIIRS LMI Advanced Geo. Radiation Imager Geo. Interferometric Infrared Sounder Lighting Mapping Imager 14 Channels within 0.55~13.8μm 500mx1;1Kmx2 2Kmx4; 4Kmx7 S/N : 90 ~ 0 NEΔT: 0.2~0.7K Full Disk < =15min 538 LWIR Channels 375 S/MIR Channels 16Km Radiometric Calibration accuracy: 1K Spectral Calibration accuracy:10ppm Meso scale : 35min(1000x1000km) China area: 67min(5000x5000km) Central Frequency: 777.4nm 7.8Km S/N > =6 2ms

24 FY 4 Product Family Basic Dataset (L1) Image Products Quantitative Products (L2+) Quick Monitoring Products (L2+) Calibrated and Navigated dataset Aerosol Detection (including Smoke & Dust) Volcanic Ash True color image, Remapped images Detection Cloud Mask Cloud Classification (including Fog) Cloud Amount Cloud Top Heights/Pressure/Temperature/Phase Cloud Ice Water /Liquid Water Path Cloud Particle Size Distribution Visibility Atmospheric Motion Vectors (Cloud Derived Winds) Precipitation Index, Precipitation Estimation Moisture /Temperature /Ozone Profile, Total Ozone /Water Content Absorbed Shortwave Radiation, Reflected Solar Isolation Downward Long wave Radiation Outgoing Long wave Radiation Land Surface (Skin)/Sea/Lake Surface Temperature Overshooting Intensity Convective SO 2 DetectionDetection Fire / HotTyphoon Spot Detection Sand Storm Initiation Flooding Sea Ice, Snow Cover

25 10- FY-3 polar orbiting satellites Launch schedule FY 3B/PM FY 3C/AM FY 3D/PM FY 3E/AM FY 3/ RM1 FY 3F/PM FY 3/ RM2 FY 3G/AM Afternoon orbit Morning orbit Low inclination

26 R2D Transition Plan from FY 2 to FY 4 Previous plan Plan refined: 1) FY 2F is 6 month postponed to the early 12, since FY 2D/E are working well 2) FY 4A is planned 1 year late than previous

27 10- FENGYUN Geostationary Satellites Launch Schedule FY 2 FY 2G FY 2H FY 4A FY 4B FY 4C

28 International cooperation on satellite meteorology and Earth observation Bilateral agreement with NOAA on Satellite Meteorology Satellite Data Exchange, Intercalibration, data assimilation, products development... Cooperation with EUMETSAT Six CMA EUMETSAT bilateral meetings since 1998 Four cooperation agreements between CMA and EUMETSAT on meteorological satellite data application, exchange and redistribution Highlights on CMA s international cooperative activities in 10 The first Asian/Oceania Satellite User Conference, host by CMA, cosponsored by WMO, GEO, JMA, KMA, was successfully hold in Beijing on Nov.2 4, 10. GEO summits was hold in Beijing on Nov, 5 12, 10 CMA/NSMC participated in CEOS plenary meeting in Brazil,and became the member of CEOS.

29 Thank you