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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hernan<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Your files mix both North Polar and South Polar into one file; so you will have to create two separate GrADS control files for each.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I’m no expert on the AMSR datasets; however, here is a start of a NPS control file. You will have to fix the lonref (-97), starting lower X (190), and starting lower Y (15).<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>dset AMSR_E_L3_SeaIce25km_V12_20061201.hdf<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>dtype hdfsds<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>title Sea ICE<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>pdef 304 448 nps 150 234 -97 25000<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>undef -999<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>xdef 304 linear 190 0.25<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>ydef 448 linear 15 0.25<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>zdef 1 levels 1000.0<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>tdef 1 linear 00:00Z01dec2006 1dy<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>vars 3<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>SI_25km_NH_ICECON_ASC=>nhasc 1 y,x NH_ICECON_ASC<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>SI_25km_NH_ICECON_DSC=>nhdsc 1 y,x NH_ICECON_DSC<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>SI_25km_NH_ICECON_DAY=>nhday 1 y,x NH_ICECON_DAY<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Endvars<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>John Huddleston<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> gradsusr-bounces@gradsusr.org [mailto:gradsusr-bounces@gradsusr.org] <b>On Behalf Of </b>hersala<br><b>Sent:</b> Thursday, October 06, 2011 4:08 AM<br><b>To:</b> GrADS Users Forum<br><b>Subject:</b> Re: [gradsusr] Help with HDF-EOS2<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'>Dear Charles and Arlindo:<br>Thank you very much for you answers. I will try with your suggestions.<br>Hernán<br><br><o:p></o:p></p><div><p class=MsoNormal>On 5 October 2011 18:06, Arlindo da Silva <<a href="mailto:dasilva@alum.mit.edu">dasilva@alum.mit.edu</a>> wrote:<o:p></o:p></p><div><p class=MsoNormal>On Wed, Oct 5, 2011 at 4:52 PM, Charles Seman <<a href="mailto:Charles.Seman@noaa.gov" target="_blank">Charles.Seman@noaa.gov</a>> wrote:<o:p></o:p></p></div><div><div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><p class=MsoNormal style='margin-bottom:12.0pt'>Hernan,<br><br>Do you have access to NCL? If so, there is an "ncl_convert2nc"<br>command-line utility which lists "HDF-EOS 2" as one of the input dataset<br>formats it recognizes:<br><a href="http://www.ncl.ucar.edu/Document/Tools/ncl_convert2nc.shtml" target="_blank">http://www.ncl.ucar.edu/Document/Tools/ncl_convert2nc.shtml</a><br>I haven't used it. Example 6 on the above web site features an HDF file<br>for input.<o:p></o:p></p></blockquote><div><p class=MsoNormal><o:p> </o:p></p></div></div><div><p class=MsoNormal>I don't think the issue is the format per se (HDF-4 vs NetCDF), but rather that HDF-EOS uses a metadata convention that is not COARDS; if you ignore the HDF-EOS junk (usually in the form of global attributes), it is a bonafide HDF-4 file. With the right DDF you should be able to read this Level 3 dataset (likely on 1x1 lat lon grid), no need to convert it to netcdf. If you have hdf-4 installed, send the result of "ncdump -c filename" where "ncdump" here is the one that comes with HDF-4.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal> Arlindo<o:p></o:p></p></div><div><div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><p class=MsoNormal>Hope this helps,<br>Chuck<o:p></o:p></p><div><div><p class=MsoNormal><br>hersala wrote:<br>> Dear GrADS users:<br>><br>> I would need some help in extracting a single dataset from an HDF-EOS2<br>> file (for instance, ICECON from AMSR_E_L3_SeaIce12km_B06_20080207.hdf)<br>> that could be opened with GrADS.<br>><br>> I have already tried in several ways, but to no avail.<br>><br>> Thanks in advance.<br>><br>> Hernán<br>><br>><o:p></o:p></p></div></div><p class=MsoNormal>> ------------------------------------------------------------------------<br>><br>> _______________________________________________<br>> gradsusr mailing list<br>> <a href="mailto:gradsusr@gradsusr.org" target="_blank">gradsusr@gradsusr.org</a><br>> <a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><br><br>--<br><br>Please note that <a href="mailto:Charles.Seman@noaa.gov" target="_blank">Charles.Seman@noaa.gov</a> should be considered my NOAA<br>email address, not <a href="mailto:cjs@gfdl.noaa.gov" target="_blank">cjs@gfdl.noaa.gov</a>.<br><br>********************************************************************<br> Charles Seman <a href="mailto:Charles.Seman@noaa.gov" target="_blank">Charles.Seman@noaa.gov</a><br> U.S. Department of Commerce / NOAA / OAR<br> Geophysical Fluid Dynamics Laboratory voice: <a href="tel:%28609%29%20452-6547" target="_blank">(609) 452-6547</a><br> 201 Forrestal Road fax: <a href="tel:%28609%29%20987-5063" target="_blank">(609) 987-5063</a><br> Princeton, NJ 08540-6649 <a href="http://www.gfdl.noaa.gov/%7Ecjs/" target="_blank">http://www.gfdl.noaa.gov/~cjs/</a><br>********************************************************************<br><br>"The contents of this message are mine personally and do not reflect any<br>official or unofficial position of the United States Federal Government,<br>the United States Department of Commerce, or NOAA."<br>_______________________________________________<br>gradsusr mailing list<br><a href="mailto:gradsusr@gradsusr.org" target="_blank">gradsusr@gradsusr.org</a><br><a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><o:p></o:p></p></blockquote></div></div></div><p class=MsoNormal><span style='color:#888888'><br><br clear=all><o:p></o:p></span></p><div><p class=MsoNormal><span style='color:#888888'><o:p> </o:p></span></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='color:#888888'>-- <br>Arlindo da Silva<br><a href="mailto:dasilva@alum.mit.edu" target="_blank">dasilva@alum.mit.edu</a><br></span><br>_______________________________________________<br>gradsusr mailing list<br><a href="mailto:gradsusr@gradsusr.org">gradsusr@gradsusr.org</a><br><a href="http://gradsusr.org/mailman/listinfo/gradsusr" target="_blank">http://gradsusr.org/mailman/listinfo/gradsusr</a><o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></body></html>