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Cloud Particle Imager (CPI) Data from TRMM LBA
Overview
In the interest of improving techniques for hydrometeor identification from
in-situ microphysical observations during TRMM LBA, the new Cloud Particle
Imager (CPI) manufactured by Spec, Inc. was deployed on the University of North
Dakota (UND) CESSNA Citation II aircraft. This probe gives vastly improved
images of cloud and precipitation particles compared to conventional 2D PMS
probes. The Citation's payload combined the CPI, the High Volume Precipitation
Spectrometer (HVPS) and a conventional 2D probe yielding an unprecedented
characterization of particle types and particle size distributions.
Sponsor
The distribution of these data sets is funded by NASA's
Earth Science Enterprise. The data are not copyrighted;
however, we request that when you
publish data or results using these data, please
acknowledge as follows:
The authors wish to thank Dr. Andrew Heymsfield, MMM Division, National Center
for Atmospheric Research (NCAR) for the production of these data and the
Data and Information Services Center(Code 610.2) at the Goddard Space Flight Center,
Greenbelt, MD, 20771, which archives and distributes them under sponsorship of
NASA's Earth Science Enterprise.
SPEC CPI images from the Citation flight of February
23, 1999, are available online. Selected images from Flight leg
brazil_02232048.tar have been unpacked for viewing by the browser. An
animation from the flight of February 21, 1999 is also online.
FTP Site
The CPI data reside on DISC anonymous FTP. You may
access them from this document,
- or directly via FTP at
- ftp disc2.nascom.nasa.gov
- login: anonymous
- password: < your internet address >
- cd data/trmm-lba/aircraft/citation/2D/
Points of Contact
The Principal Investigator for the CPI data is
Dr. Andrew Heymsfield
Senior Scientist
MMM Division, NCAR
3450 Mitchell Lane
Boulder, Colorado 80301
heyms1@ncar.ucar.edu
303-497-8943 (voice)
303-497-8171 (fax)
For additional information, please contact the GES DISC User Services:
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