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University of Iowa Disdrometer

Introduction
Sponsor

The Data
Characteristics

The Files
Naming Conventions
Characteristics

Data Access & Contacts
FTP Site
Points of Contact

U. Iowa Disdrometer Data

Introduction

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 Anton Kruger of the University of Iowa for the production of these data and the Distributed Active Archive 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.

The Data

Characteristics

Integral ParametersUnits
Total number of hydrometeorsm0
Rainrate, method 1mm/h
Rainrate, method 2mm/h
Rainrate, method 3mm/h
Reflectivitymm^6 m^-3
ReflectivitydBZ
Number of rain drops through sensing area
Dropsize Distribution InformationUnits
Time of first drop through sensing areaUTC
Time of last drop through sensing areaUTC
Integration timesec
Total number of drops
Number of drop classes
Classification bin sizemm
Spectra: VariablesUnits
Bin #
Dmm
N(D)mm^-1 m^-3
Count
Ave. Vert. Vel.m/s
Ave. Obl.
Ave. Dia.mm
QFlag
Vel. Sdev.
Obl. Sdev.
Dia. Sdev

The Files

Naming Convention

The filenaming convention is the same for all files and has the structure:

YYMMDDHH.mm where YY = year (1999)
MM = month
DD = day of month
HH = UTC hour
mm = minutes after the hour

Characteristics

The disdrometer data are in tabularly formatted ASCII text files.

Directory#FilesAvg file
size
TotalData Set
volume
minstats1938KB1556KB6.05MB
minute26817.3KB4640KB

Data Access

FTP Site

The University of Iowa disdrometer data from KWAJEX may be accessed from this page,

Disdrometer Data Onlinelink to data

or directly via ftp:

ftp disc2.nascom.nasa.gov
logon: anonymous
passwd:
cd data/KWAJ/surface_data/disdrometers/uiowa_disdrom/KWAJEX

Points of Contact

The Principal Investigator for the University of Iowa disdrometer data is

Anton Kruger
The University of Iowa
Iowa City, IA 52242
anton-kruger@uiowa.edu

For additional information, please contact the GES DISC User Services:

GES DISC User Services
Code 610.2
NASA Goddard Space Flight Center
Greenbelt, MD 20771
301-614-5224
Email: help-disc@listserv.gsfc.nasa.gov


Last update:Thu Dec 4 14:19:55 EST 2003
Page Author: Hydrology Data Support Team -- hydrology-disc@listserv.gsfc.nasa.gov
Web Curator: -- Website Curator: Anthony Drake
NASA official: Steve Kempler, DISC Manager -- kempler@disc.gsfc.nasa.gov
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