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Ozone Column, Absorbing Aerosol Index, Aerosol Optical Depth (380 nm), Single Scatter Albedo (380 nm). Instruments. # cases done. Comment. Total # of cases. 1. 0.9. AATS-14. Aeronet. 3. Good agreement. ~20. 0.8. AATS-14. MPL-Net. 1. Good agreement. 5. 0.7. 340 nm. AATS-14.
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Ozone Column, Absorbing Aerosol Index, Aerosol Optical Depth (380 nm), Single Scatter Albedo (380 nm) Instruments # cases done Comment Total # of cases 1 0.9 AATS-14 Aeronet 3 Good agreement ~20 0.8 AATS-14 MPL-Net 1 Good agreement 5 0.7 340 nm AATS-14 CV-580 in-situ aerosol data 0 Closure analysis <24 0.6 0.5 AATS-14 CV-580 SSFR 2 Aerosol Absorption, Radiative Forcing ? 0.4 AATS-14 ER-2 MAS 0 7 0.3 AATS-14 ER-2 AirMISR 0 7 0.2 AATS-14 ER-2 CPL 2 Good agreement 7 0.1 0 AATS-14 MISR 0 12 5:30 6:00 6:30 7:00 7:30 8:00 8:30 9:00 9:30 10:00 10:30 11:00 11:30 12:00 12:30 13:00 AATS-14 MODIS 3 Good agreement over water 12 UT AATS-14 TOMS 1 Reasonable agreement 1 NASA Ames Airborne Tracking 14-Channel Sunphotometer (AATS-14) • Aerosol Optical Depth/Extinction • (354-1558 nm, 12 wavelengths) • Water Vapor Column/Density • 24 data flights on CV-580 NASA Ames Spectral Solar Flux Radiometer (SSFR) Aerosol retrieval from satellites in SAFARI-2000 • Up and downwelling flux • 300-1700 nm, Resolution 8-12 nm, 1Hz • On CV-580, ER-2 and Skukuza • ground-site • Micro Pulse Lidar • 2 sites during SAFARI-2000 • Aerosol Extinction Profiles 523 nm MODIS Moderate-resolution Imaging Spectroradiometer UNIVERSITY OF WASHINGTON CV-580 • over water (AOD at 6 wavelengths +1 extrapolated, size characteristics) • over land (AOD at 2 wavelengths + 1 interpolated) 31 Flights (120 hours) during SAFARI-2000 • Cimel Sun/sky radiometers • ~20 Southern African sites during SAFARI-2000 • Aerosol Optical Depth at 7 wavelengths • Size Distributions • Single Scatter Albedo August 24 September 6 • Aerosol extinction profiles • 532 and 1064 nm AOD over water and land (0.557 mm), aerosol type August 22 September 2 SSA=0.956 Profile showing variation in AOD during level legs due to spatial inhomogeneity Restricted profile using only measurements within 3.2 km of lidar site Aerosol optical depth and derived extinction vertical profiles Aerosol optical depth and derived extinction vertical profiles Aerosol optical depth and derived extinction vertical profiles start descent end descent 380 nm 440 nm AOD 500 nm 670 nm 870 nm 1020 nm AOD time series measured by ground based Cimel sunphotometer during vertical profile Columnar water vapor and derived water vapor density profiles Columnar water vapor and derived water vapor density profiles Columnar water vapor and derived water vapor density profiles Columnar water vapor and derived water vapor density profiles Comparison of aerosol extinction from airborne sunphotometer (AATS-14), airborne lidar (CPL) and ground-based lidar (MPL) Comparison of AOD from airborne sunphotometer (AATS-14), airborne lidar (CPL) and ground-based lidar (MPL) Comparison of AOD from airborne sunphotometer (AATS-14) and airborne lidar (CPL) Comparison of aerosol extinction from airborne sunphotometer (AATS-14) and airborne lidar (CPL) Comparisons done to date Comparison of AOD spectra from ground-based (Cimel) and airborne sunphotometer (AATS-14) during low level run Comparison of AOD spectra from ground-based sunphotometer (Cimel), airborne sunphotometer (AATS-14) and MODIS on the Terra satellite during low level run Comparison of TOMS retrieved AOD with airborne sunphotometer (AATS-14) during low level run Comparison of AOD spectra from ground-based (Cimel) and airborne sunphotometer (AATS-14) during low level run Fractional absorption from flux divergence (Leg 2 - Leg 1)/ Leg 2 Fractional absorption from flux divergence (Leg 6 - Leg 1)/ Leg 6 Net flux (downwelling - upwelling) at 6 altitudes from SSFR Net flux (downwelling - upwelling) at two altitudes from SSFR Airborne Sunphotometry and Closure Studies in the SAFARI-2000 Dry Season Campaign B. Schmid1, P.B. Russell2, P.Pilewskie2, J. Redemann1, P.V. Hobbs3, E.J. Welton4, J. Campbell5, B.N. Holben6, D.L. Hlavka5, M. McGill6, A. Chu6, L.A. Remer6, O. Torres7, S. Ramirez8 1BAER/ NASA Ames, Moffett Field, CA, 2NASA Ames, Moffett Field, CA, 3University of Washington, Seattle, WA, 4GEST/ NASA Goddard, Greenbelt, MD, 5SSAI/ NASA Goddard, Greenbelt, MD, 6NASA Goddard, Greenbelt, MD, 7JCET-UMBC/ NASA Goddard, Greenbelt, MD, 8Symtech Corp./ NASA Ames, Moffett Field, CA Address: BAER/ NASA Ames, MS 245-5, Moffett Field, CA 94035-1000 E-mail: bschmid@mail.arc.nasa.gov Website: http://geo.arc.nasa.gov/sgg/SAFARI/
