Lei Guan

Operation & Application of the TeraScan System at Ocean University of China : 

Operation & Application of the TeraScan System at Ocean University of China Lei Guan, Linqin Qu and Haiyan Fan Ocean Remote Sensing Institute Ocean University of China June 10, 2004 14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Operation of the TeraScan System. Validation of the satellite products. Generation of cloud-free high-resolution SSTs by merging satellite infrared and microwave observations: demonstration of future product.

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Ocean University of China is a comprehensive university with focuses on marine sciences and fishery sciences . The university has a 3500-ton research vessel. To promote multi-disciplinary studies by using satellite remote sensing data, a ground station was set up in 2000, funded by the university.

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TeraScan L-Band System Operation since Sept 2000 NOAA SeaWiFS Windat (to be upgraded) 14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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Ground Station Coverage 14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Operation of the Ground Station

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Sea Surface Temperature from AVHRR

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Cloud image from AVHRR

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Chlorophyll-a concentration from SeaWiFS

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Users Retrieval algorithms Image processing Oceanic & atmospheric applications Ocean Remote Sensing Institute

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Validation of satellite products

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 NOAA/AVHRR MCSST Global sea and sub surface temp and salinity decode 4 months in 2000 Spatial window: 0.01 degree Temporal window: 1 hour Match-up data

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Cruise for JGOFS-China project in 1998

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 (Li et al., 2002)

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Regional algorithms will be developed. The web server will be updated to include more functions. The system will be upgraded to receive Windsat data Additional products will be developed and distributed. Future plan

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Demonstration Generation of cloud-free high-resolution SSTs by merging satellite infrared and microwave observations The characteristics of the SST measurements from satellites Satellite Infrared measurements Polar-orbit satellite measurements Geostationary satellite measurements Satellite microwave measurements

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Statistics of the satellite SST availability

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Statistics of the satellite SST availability SST availability of AVHRR, S-VISSR and TMI in the region I (Guan & Kawamura, 2003) AVHRR: 28% ~ 66% S-VISSR: 38% ~ 77% TMI: 73% ~ 80%

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Merging satellite infrared and microwave SSTs

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Merging satellite infrared and microwave SSTs (Guan & Kawamura, 2004)

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Merging satellite infrared and microwave SSTs

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Merging satellite infrared and microwave SSTs Comparison of merged SST and buoy SST

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Near-real-time cloud-free high-resolution SST AVHRR WindSat FY-2 NSMC ?

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14th International TeraScan® Conference Nanjing, China, 10-12 June 2004 Thank You!