Using addfile for .hdf file on server

From: <burakows_at_nyahnyahspammersnyahnyah>
Date: Mon Mar 03 2014 - 10:54:51 MST

Hi,

I am trying to use addfile to open a file on a USGS server using the
following code (from example 4 in the online addfile documentation):

>> url = "http://e4ftl01.cr.usgs.gov/MOTA/MCD43A3.005/2013.03.06/"

>> fn = "MCD43A3.A2013065.h12v04.005.2013082100754.hdf"

>> a = addfile ( url + fn , "r")

However, I get an error:

syntax error, unexpected WORD_WORD, expecting SCAN_ATTR or SCAN_DATASET or
SCAN_ERROR
context: <!DOCTYPE^ HTML PUBLIC "-//IETF//DTD HTML
2.0//EN"><html><head><title>404 Not Found</title></head><body><h1>Not
Found</h1><p>The requested URL
/MOTA/MCD43A3.005/2013.03.06/MCD43A3.A2013065.h12v04.005.2013082100754.hdf.dds
was not found on this server.</p></body></html>
fatal:NetCDF: Malformed or inaccessible DAP DDS
fatal:Could not open
(http://e4ftl01.cr.usgs.gov/MOTA/MCD43A3.005/2013.03.06/MCD43A3.A2013065.h12v04.005.2013082100754.hdf)

I thought hdf was a supported file format. I'm not sure why I am getting
this error. I know the file exists because I can access it directly from
the site. However, I will need to 100's of files from the online archive.

I can pull the file using wget, but ncl_filedump also results in an error,
so I think it has something to do with the file format.

>>ncl_filedump MCD43A3.A2013065.h12v04.005.2013082100754.hdf

fatal:syntax error: line 7 before or near MCD43A3
ncl_filedump MCD43A3
-------------------^

Similarly, using ncl_convert2nc results in an error:

>> ncl_convert2nc MCD43A3.A2013065.h12v04.005.2013082100754.hdf

fatal:syntax error: line 3 before or near MCD43A3
ncl_convert2nc MCD43A3
---------------------^

fatal:error in statement
>>I am using ncl/6.1.2.

Thanks,

Liz.

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Received on Mon Mar 3 10:54:58 2014

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