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Southern Ocean Studies: NCAR Measurement capabilities and integrating the measurements with the Community Earth System Model (CESM) . Jeff Stith, Andrew Gettelman. NCAR is sponsored by the National Science Foundation. 10 + Hours Endurance Typical payload 15,000 lb.
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Southern Ocean Studies: NCAR Measurement capabilities and integrating the measurements with the Community Earth System Model (CESM) Jeff Stith, Andrew Gettelman NCAR is sponsored by the National Science Foundation
10 + Hours Endurance Typical payload 15,000 lb NSF C130: heavy-lift research aircraft • Range 3100nmi • Altitude 26,000 ft
Long-Range (up to ~5000 n miles ) Gulfstream V: A Platform for Global Scale Measurements • High Altitude (up to 51,000 feet) • Up to ~6000 lb payload • Up to 12 hours endurance (10 hours typical) • Six under-wing hardpoints • Up and Down (2) Co-Aligned 20 inch optical viewports • Ample inlets and fuselage hard points
HIAPER Pole-to-Pole (HIPPO) : Global scale research in different seasons Flight Hours: 86 (January 2009) 90 (October 2009) 85 (March 2010) 97 (June 2011) 103 (August 2011) Total Flights: 64 Distance : 171,000 miles Vertical Profiles: 461
Airborne instruments HIAPER Cloud Radar 3VCPI Combination of Radar/lidar with in-situ measurements is very powerful! www.eol.ucar.edu/instrumentation www.eol.ucar.edu/deployment/request-info
HOLODEC II, a collaborative effort between Michigan Technological University and NCAR/EOL 1 particle in beam at a time Single particle Holodec II 20 cc 30-100 m Reconstructed image Portions from: Fugal, Beals, Schlenczek, Shaw, Spuler, and Stith, 2012: Comparisons of size distributions of ice particles measured with imaging and holographic airborne instruments. International Conference on Clouds and Precipitation, Leipzig, 2012.
New Measurements with Holodec II Fugal et al., (2012) Beals et al, (2012)
CESM Southern Ocean HIPPO –domain results overlaid with in situ measurements Preliminary Results
In situ measurements “fit” into CESM model grid box Preliminary Results