Re: Image Orientation

[Tom Droege <tdroege@veriomail.com>]

Michael,

If

>Some programs will look at the header
>and try to figure out which way is North, and which East,

What key words do they then look at?  I would like to put them in the header.

Tom Droege



At 12:54 PM 3/24/01 -0500, you wrote:

>   Programs which display a FITS image are free to orient it
>however they wish.  Some programs will look at the header
>and try to figure out which way is North, and which East,
>and then display the image in the standard astronomical
>convention (North up, East left).  Other programs just
>put the first pixel at the top left, or at the bottom left.
>
>   There are no official rules.
>
>                                       Michael Richmond