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Information about 05A USERPORT VIIRS Intro

Published on January 16, 2008

Author: Sibilla

Source: authorstream.com

Slide1:  NPOESS SYMPOSIUM AMS Annual Meeting, January 2004 NPOESS UserPort: A Path to Operational Use of NPOESS Data Thomas F Lee1, Sherwood Wang2, Robert Arnone3 , Steven Payne3 1Naval Research Laboratory, Monterey, CA 2COMET, Boulder, CO 3Naval Research Laboratory, SSC, MS Anticipating VIIRS Contributors:  Contributors Naval Research Laboratory, Monterey -Jeff Hawkins -Joe Turk -Steve Miller -John Kent -Kim Richardson -Arunas Kuciauskas Raytheon, Santa Barbara -Carl Schueler COMET, Boulder -Patrick Dills Today’s Electronic Presentations:  Today’s Electronic Presentations Training materials illustrating contributions of legacy systems to VIIRS (NOAA AVHRR and DMSP OLS). The Cooperative Program for Operational Meteorology, Education and Training (COMET) and the development of the UserPort. Ocean Color Innovations from MODIS with an eye toward VIIRS. NPOESS VIIRS: Convergence of NOAA and DMSP:  NPOESS VIIRS: Convergence of NOAA and DMSP Legacy of NOAA AVHRR Radiometer Legacy of DMSP OLS Scanning Strategy DMSP Nighttime Visible (VIIRS Daynight) NOAA AVRRR Contributions to VIIRS Subpoint Spatial Resolution:  NOAA AVRRR Contributions to VIIRS Subpoint Spatial Resolution .63 µm .86 µm 1.6 µm 3.7 µm 10.8 µm 11.8 µm AVHRR VIIRS Imagery, Clouds, Snow, Dust Terrain, vegetation, surface water Snow, Cirrus Properties Fires, Low Clouds, SST Images, Cloud height, SST Volcanic Ash, Split Window Wavelength .37 km 1.1 km .74 km (11.5 µm) Slide6:  AVHRR: Smoke and Fires Slide7:  MODIS: Smoke and Fires Slide8:  MODIS: Smoke and Fires Zoomed Scan Geometry Differences:  Scan Geometry Differences DMSP OLS NOAA AVHRR Zoomed and Co-Registered in Next Slide Animation Edge of Scan Comparison:  Edge of Scan Comparison Cloud over Snow (MODIS), Sierra Nevada:  Cloud over Snow (MODIS), Sierra Nevada Edge of Scan Near Nadir MODIS Vegetative Index 10/30/2003:  MODIS Vegetative Index 10/30/2003 Terra 1950 UTC Aqua 2125 UTC 1 1 2 2 3 3 Near Nadir Edge of Scan Slide13:  Duststorm - Indus Valley Pakistan - NW Border DMSP F14 Nighttime Visible Full Moon 21 OCT 02 1548 GMT Waste Gas Flares Gulf Oil Rigs Tehran Ahmadabad Delhi 60E 30N Lahore Arabian Sea Courtesy of AFWA Slide14:  OCT 29 OCT 30 DMSP OLS Aurora Courtesy of AFWA Slide15:  Image and data processing by NOAA’s National Geophysical Data Center. DMSP data collected by US Air Force Weather Agency. Seoul Pyongwang Lights of Demilitarized Zome True Color – Edge vs Nadir:  True Color – Edge vs Nadir Near Nadir Edge of Scan Slide17:  MODIS: Black and White (1km) Vs True Color (250 m) Zooming Persian Gulf using MODIS:  250m Zoom Region Zooming Persian Gulf using MODIS True Color – 3 Resolutions:  1000m 500m 250m True Color – 3 Resolutions Conclusions:  Conclusions Just a few of the Improvements with VIIRS: Day/Night Visible from DMSP Constrained Pixel Growth from DMSP AVHRR legacy from NOAA

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