[fitsbits] SDFITS file header vs extension header

Bob Garwood bgarwood at nrao.edu
Wed May 14 16:39:40 EDT 2014


On 5/14/2014 4:30 PM, Kuiper, Thomas (3266) wrote:
> You're right. I was focused too narrowly on the data acquisition stage.  Thanks.
It's worth remembering that SDFITS was designed to ease the transport of 
calibrated data between analysis systems.

>
> Tom
>
> p.s. but should a reader not pick up relevant metadata wherever they live, and writers smart enough to avoid repetition?
Perhaps.

>
> Sent from my iPhone
>
>> On May 14, 2014, at 1:24 PM, "Bob Garwood" <bgarwood at nrao.edu> wrote:
>>
>> Actually, combining data from different PROJIDs does happen.
>>
>>> On 5/14/2014 4:06 PM, Tom Kuiper wrote:
>>> What's the logic behind where to put metadata?  For example, why would
>>> these not go into the primary header:
>>> TELESCOP, site data, PROJID.  In fact, anything common to all extension
>>> in the file.
>>>
>>> Thanks
>>>
>>> Tom
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