Re: GMT - Help is needed

Thank you... but I never used netcdf in GMT.. some one please show me how
netcdf file can be used to plot data.. please consider netcdf file I
provided..

- Peter


On Tue, Jan 28, 2014 at 5:38 PM, Joaquim Luis <[email protected]> wrote:

>  Your grid claims to follow the CF convention but from the output of
> grdinfo I doubt that is true. I could get a better info when forcing the
> reading through GDAL.
>
> So the easy way is probably to use
>
> grdimage xy_data.nc=gd ....
>
> Joaquim
>
> grdinfo xy_data.nc
> xy_data.nc: Title:
> xy_data.nc: Command: FERRET V6.85   28-Jan-14
> xy_data.nc: Remark:
> xy_data.nc: Gridline node registration used [Cartesian grid]
> xy_data.nc: Grid file format: nd = GMT netCDF format (64-bit float),
> COARDS, CF-1.5
> xy_data.nc: x_min: 0 x_max: 1 x_inc: 1 name:  nx: 2
> xy_data.nc: y_min: 1167868800 y_max: 1167868800 y_inc: Na name: TIME
> [days since 1800-01-01 00:00:00] ny: 1
> xy_data.nc: z_min: NaN z_max: NaN name: TIME_bnds
> xy_data.nc: scale_factor: 1 add_offset: 0
> xy_data.nc: format: classic
>
> grdinfo xy_data.nc=gd
> xy_data.nc: Title: Grid imported via GDAL
> xy_data.nc: Command:
> xy_data.nc: Remark:
> xy_data.nc: Gridline node registration used [Cartesian grid]
> xy_data.nc: Grid file format: gd = Import/export through GDAL
> xy_data.nc: x_min: 75 x_max: 95 x_inc: 0.5 name: x nx: 41
> xy_data.nc: y_min: -5 y_max: 25 y_inc: 0.5 name: y ny: 61
> xy_data.nc: z_min: -2.78499996662 z_max: 1.43999996781 name: z
> xy_data.nc: scale_factor: 1 add_offset: 0
>
>       Dear all
>
>  I am trying to do simple xy contour plot in gmt, I have extracted data
> using ferret software since its in netcdf format and I don't know how to
> use netcdf file in gmt.
>
>  Please look at my attachment I plotted same data using ferret and now
> tried extracted ascii file on GMT, not able to find what I am doing wrong
> please someone correct my script.
>
>  Here test.gif is plotted using ferret software, and test.ps using gmt
>
>  I here I attached following
>
>  1 . My bash script
>  2 . My datafile
>  3 . plot from ferret test.gif
>  4 . plot from GMT
>  5.  Netcdf file I used
>
>  Someone please help me and correct me as well I want to use GMT since
> plot quality is very good compare any other software available
>
>  Please someone modify my script
>
>  - Peter
>
>
>
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>
>
>

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