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20000606: 20000605: 20000605: Lightning data question



The new tarfile is in ~gbuddy/nawips-5.4/patches/dcnldn_20000606.tar.gz

You can unpack this from the $NAWIPS directory, then:
cd $NAWIPS/unidata/ldmbridge/dcnldn
make clean
make all
make test
make install
make clean

The TSEC and MSEC parameters are implemented as they were in nldntogem, where
TSEC will be the number of seconds of the day (rather than since 1970), and
msec is milliseconds. Thus TSEC ranges from 0->86399.

The "make test" will decode into an hourly file using 1 minute bins for the
gempak dattim.

Steve Chiswell
Unidata User Support


>From: Harry Edmon <address@hidden>
>Organization: UCAR/Unidata
>Keywords: 200006062122.e56LMYT25371

>I have someone who would like the data ASAP.  Are you going to have this soon?
>
>Unidata Support <address@hidden> wrote:
>> >From: Harry Edmon <address@hidden>
>> >Organization: UCAR/Unidata
>> >Keywords: 200006052021.e55KLhT13967
>> 
>> >Thanks.  On a similar matter - I assume I would need to change the code in
>> the
>> >dcnldn decoder to keep the full resolution of the time stamp?  The man page
> s
>> >implies that you just have to change the packing file, but I don't believe 
> it
>> > is
>> >that easy from looking at the code.
>> >
>> >
>> >--
>> >Dr. Harry Edmon                     E-MAIL: address@hidden
>> >(206) 543-0547                      FAX:    (206) 543-0308
>> >Dept of Atmospheric Sciences
>> >University of Washington, Box 351640, Seattle, WA 98195-1640
>> >
>> 
>> 
>> Harry,
>> 
>> You can bin the observations to 1 minute intervals using -s minute01
>> to access the data. However, I think what you want is the TSEC and MSEC data
> .
>> 
>> I rewrote the storage routine last year to fix a data ingest/flush bug where
>  
>> some observations are getting lost if the decoder was timed out,
>> and see that I never added the code back to store TSEC and MSEC 
>> if defined in the packing file. That data is in the flashdat structure
>> and the packing cparms are loaded in the dc_fcyl command in write_nldn.c,
>> so all I need to do is index the output array based on the packing file.
>> I'll do that now. 
>> 
>> Steve Chiswell
>> ****************************************************************************
>> Unidata User Support                                    UCAR Unidata Program
>> (303)497-8644                                                  P.O. Box 3000
>> address@hidden                                   Boulder, CO 80307
>> ----------------------------------------------------------------------------
>> Unidata WWW Service                        http://www.unidata.ucar.edu/     
>> ****************************************************************************
>
>
>--
>Dr. Harry Edmon                        E-MAIL: address@hidden
>(206) 543-0547                 FAX:    (206) 543-0308
>Dept of Atmospheric Sciences
>University of Washington, Box 351640, Seattle, WA 98195-1640
>