<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><br></div><div><br><div><div>On Oct 6, 2009, at 12:34 PM, MMME wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Hi All<br> I have a problem in opening NETCDF file from GFDL. the NETCDF file is located in the following link<br><br><a href="http://nomads.gfdl.noaa.gov:8080/DataPortal/getIPCCcell.jsp?coupled=CM2.0&table_id=atmos_land_monthly_A1a&exper_id=SRESA1B&realiz=1&interp=null">http://nomads.gfdl.noaa.gov:8080/DataPortal/getIPCCcell.jsp?coupled=CM2.0&table_id=atmos_land_monthly_A1a&exper_id=SRESA1B&realiz=1&interp=null</a><br></div></blockquote><div><br></div>Don't force the list members to download a file in order to help you. Please include in your post the output from "ncdump -c" then we will know what's in it without having to download anything. This link points to a table full of different files, there's no way to know which one you want to read. </div><div><br><blockquote type="cite"><div>I have also attached the decriptor file that I have created to use the open or xdfopen command<br></div></blockquote><div>The descriptor file was helpful -- it allowed me to figure out which file to download, except the file name in your descriptor (pr_A1.200101-220012.nc) does not exist on the server. I did find a file called pr_A1.200101-210012.nc and will assume your descriptor has a typo in it. </div><div><br></div><div>The easiest way to read this IPCC file is to use xdfopen. All you need to do is properly describe the time axis, the rest of the metadata in the file GrADS can interpret without any help. Your descriptor file for xdfopen should look like this: </div><div><div>dset ^pr_A1.200101-210012.nc</div><div>tdef time 1200 linear 1jan2001 1mo</div><div><br></div></div><blockquote type="cite"><div><font class="Apple-style-span" color="#000000"><br></font>Please help me solve this problrem<br></div></blockquote><div>Please read the documentation on creating descriptor files for self-describing files. <a href="http://iges.org/grads/gadoc/SDFdescriptorfile.html">http://iges.org/grads/gadoc/SDFdescriptorfile.html</a></div><div><br></div><div>--Jennifer</div><div><font class="Apple-style-span" size="3"><span class="Apple-style-span" style="font-size: 12px;"><br></span></font></div></div></div></body></html>