ingrid allows it as well
On Thu, Sep 16, 2010 at 2:36 PM, John Caron <caron at unidata.ucar.edu> wrote:
> ?On 9/16/2010 11:04 AM, Jonathan Gregory wrote:
>>
>> Dear Upendra
>>
>> add_offset is included in CF for data variables, but not coordinate
>> variables.
>> Its intention is to help with packing data (CF section 8.1).
>>
>> For time coordinate variables, however, an offset can effectively be
>> included
>> in the units, which have the form "UNITS since TIME". You can specify any
>> reference TIME you like. Why would you like an offset for X and Y
>> coordinates?
>>
>> Best wishes
>>
>> Jonathan
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>
> Does CF explicitly exclude using scale/offset on coordinate variables? The
> CDM allows this.
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--
Dr. M. Benno Blumenthal? ? ? ? ? benno at iri.columbia.edu
International Research Institute for climate and society
The Earth Institute at Columbia University
Lamont Campus, Palisades NY 10964-8000?? (845) 680-4450
Received on Thu Sep 16 2010 - 12:53:41 BST
