Hi, Here is the link to sample hdf data. Its a level 3 data http://oceandata.sci.gsfc.nasa.gov/cgi/getfile/S20000012000031.L3m_MO_CHL_chlor_a_9km.bz2 Reg Smitha -------------- next part -------------- An HTML attachment was scrubbed... URL: http://gradsusr.org/pipermail/gradsusr/attachments/20100929/7cbe3d4c/attachment-0003.html