Re: [ferret_users] Extrak variable from many coordinate

["Paulo B. Oliveira" <pboliveira@xxxxxxx>]

Look at http://ferret.pmel.noaa.gov/Ferret/documentation/users-guide/working-with-special-data-sets/POINT-DATA/?searchterm=samplexy

Cheers,
Paulo
-----------
On Tue, 2016-04-19 at 18:05 +0700, I Made Sapta Hadi wrote:
>     Hello Ferret User
>     
>     
>     I have data with .nc format, and have variable M2 like this:
>     
>          yes? use M2.nc
>     yes? show data
>          currently SET data sets:
>         1> ./M2.nc  (default)
>      name     title                             I         J         K         L         M         N
>      M2       M2 amplitude                     1:1681    1:1201    ...       ...       ...       ...
>      
>     
>     I also have number uf coordinate in longnitude and latitute in .txt like this:
>     yes? file/var="lot,lat" cilacap1.txt
>     yes? show data
>          currently SET data sets:
>         1> ./M2.nc
>      name     title                             I         J         K         L         M         N
>      M2       M2 amplitude                     1:1681    1:1201    ...       ...       ...       ...
>      
>         2> ./cilacap1.txt  (default)
>      name     title                             I         J         K         L         M         N
>      LOT      LOT                              1:21      ...       ...       ...       ...       ...
>      LAT      LAT                              1:21      ...       ...       ...       ...       ...
>      
>     yes? list /i=1:26 lot,lat
>                  DATA SET: ./cilacap1.txt
>                  X: 0.5 to 20.5
>      Column  1: LOT
>      Column  2: LAT
>                  LOT    LAT
>     1    /  1:  109.1 -7.690
>     2    /  2:  109.3 -7.700
>     3    /  3:  109.4 -7.770
>     
>     
>     My question is how to get the value of M2 amplitude with the position is the list of the coordinate that i have?? Can any body help me?
>     
>     
>     
>     Regards
>     
>     -- 
>     I Made Sapta Hadi
>     Geodetic Engineering Student, Gadjah Mada University, Indonesia
>     
>     E: saptahadi9@xxxxxxxxx
>     
>     P: +6285777552216
>     B: www.madesapta.blogspot.com