# [ncl-talk] Problem with Binning MODIS data

AJILESH PP ajileshparolla at gmail.com
Fri Jul 3 00:37:02 MDT 2015

```Thank You Dennis. It worked fine!!

On Thu, 2 Jul 2015 at 18:31 Dennis Shea <shea at ucar.edu> wrote:

> http://www.ncl.ucar.edu/Document/Functions/Built-in/conform.shtml
>
> http://www.ncl.ucar.edu/Document/Functions/Built-in/conform_dims.shtml
>
>
> ===
>
> If x(20,406,270) and lat2d(406,270),lon2d(406,270)
>
>   do nf=0,nfil-1
>      print(nf+"   "+fili(nf))
>      lat2d   = short2flt_hdf( f->Latitude )
>      lon2d   = short2flt_hdf( f->Longitude)
>      x       = short2flt_hdf( f->\$vNam\$   )
>
>      LAT     = conform( x, lat2d, (/1,2/) )
>      LON     = conform( x, lon2d, (/1,2/) )
>
>      delete( [/lat2d,lon2d/])
>
>        bin_sum(GBIN,GKNT,lon,lat   \
>
>             ,ndtooned(LON), ndtooned(LAT),ndtooned(x) )
>
>      delete( [/ x , LAT, LON  )        ; size may change
>   end do
>
>
>
> On Thu, Jul 2, 2015 at 3:20 AM, AJILESH PP <ajileshparolla at gmail.com>
> wrote:
>
>> Dear all,
>> I want to use this script  (
>> https://www.ncl.ucar.edu/Applications/Scripts/binning_1.ncl ) to bin and
>> sum MODIS Level 2 data. While using the script I got an error on this line:
>>
>> bin_sum(GBIN,GKNT,lon,lat\ ,ndtooned(lon2d), ndtooned(lat2d),ndtooned(x) )
>>
>> and error says:
>>  fatal:bin_sum: z must be the same size as zlat and zlon.
>> Lat2d and Lon2d sizes are 406*270 and Variable size is 20*406*270. I know
>> this difference in size is the problem how to solve this? any help please
>>
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>>
>
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