Description Usage Arguments Value References Examples
Download and Cache an AMSR File
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year, month, day |
numerical values of the year, month, and day
of the desired dataset. Note that one file is archived per day,
so these three values uniquely identify a dataset.
If |
server |
character value giving the base name of the server, used in the construction of URL queries. Since servers tend to change over time, this is a good argument to check, when debugging code that once worked but now fails. |
version |
character string indicating the 'version' name in the files. |
destdir |
character value indicating the directory in which to store
downloaded files. The default value of |
destfile |
character value indicating the name of the file. If not supplied, then the file name is constructed from the other parameters of the function call, so that subsequent calls with the same parameters will yield the same result; this is useful for caching. |
force |
A logical value that indicates whether to force the download,
even if the pathname constructed from |
dryrun |
A logical value that indicates whether to return the constructed web query, without attempting to download the file. This can be helpful in designing responses to changing URLs. |
debug |
an integer specifying whether debugging information is
to be printed during processing. The printing is done by
a call to |
String indicating the full pathname to the downloaded file.
http://images.remss.com/amsr/amsr2_data_daily.html provides daily images going back to 2012. Three-day, monthly, and monthly composites are also provided on that site.
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