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[IDV #KHJ-355677]: DBCRAS model GRIB2 files display correctly in McV 1.0, but not in 1.01 and later. [1176]



> 
 
> 2011-12-01 - Jay Heinzelman
> This fails in the new IDV 3.0u1 as well.  Being the packrat I am, I have many 
> IDV versions lying around.  These files work in IDV 2.9 (build date 
> 2010-05-27), but fail in IDV 2.9u2 (build date 2010-10-04).
> 

I believe it is something in the ncIDV library. I will check with John about 
this error.


Yuan
> 
> 2011-11-30 - Barry Roth
> I downloaded the two sample grib2 files that Kathy provided and confirmed that
> they display correctly in McIDAS-X 2010.2, but fail in McV 1.02beta1
> (Build-date 2011-10-07). As Kathy said, they previously worked in McV,
> and BobC confirmed that by trying them in McV 1.0. He said they look fine
> there, but terrible in 1.01 and later.
> 
> See sweetpea:/home/mcuser/inquiry-data/1176 for these files:
> ls -l
> -rwxr--r-- mcuser  47475169 Nov 30 15:33 10Nov11.12z.dbCRAS.SouthAmerica.grib2
> -rwxr--r-- mcuser  42637179 Nov 30 15:34 30Nov11.12z.dbCRAS.SouthAfrica.grib2
> -rwxr--r-- mcuser    558830 Nov 30 15:32 strabala_dbcras_grib2_in_mcv.jpg
> 
> They are the two sample grib2 files that Kathy provided and a McV 1.02beta1
> screenshot showing that the data displays but the map is completely wrong. In
> particular, the contours form an outline of South America, but the map is
> completely wrong (a distorted mess with a tiny version of the grid domain in
> the lower-left corner of the white box).
> 
> 2011-11-30 - Barry Roth
> Kathy wrote 30nov2011 1:38pm:
> -----------------------------
> I once taught a workshop using dbcras model grib2 files with a domain 
> centered over South Africa.  I just tried viewing a file again using McV v1.1 
> on my mac, and the display shows the data coverage all the way from Southern 
> Africa to the North Pole.  I have another domain over South America, that 
> also no longer displays correctly.  The domains have not changed.  These 
> files displayed in McX are correct, as you can see from this page:
> 
> http://cimss.ssec.wisc.edu/~kathys/dbcras_safrica/
> 
> Want to try it yourself?  I am attaching a link recent grib2 files.
> 
> ftp://ftp.ssec.wisc.edu/pub/ssec/kathys/30Nov11.12z.dbCRAS.SouthAfrica.grib2
> ftp://ftp.ssec.wisc.edu/pub/ssec/kathys/10Nov11.12z.dbCRAS.SouthAmerica.grib2
> 
> Thanks for your consideration.
> 
> 
> ################################################################################
> 
> http://dcdbs.ssec.wisc.edu/inquiry-v/index.php?inquiry=1176
> 
> 


Ticket Details
===================
Ticket ID: KHJ-355677
Department: Support IDV
Priority: Normal
Status: Open