If I remember right there was some restriction on the project projection.
It probably has to be EPSG:4326, but I am just going from memory. If you
are just doing a fixed rectangle, ellipse, or some polygon such as an
octagon, you could see if the "Shape Tools" plugin would do what you need.

Calvin

On Thu, Sep 14, 2017 at 7:03 AM, Michael Jabot <michael.ja...@fredonia.edu>
wrote:

> Hello
>
> I would like to be able to create simple polygons of fixed dimensions that
> I can then clip imagery to. Ideally I would be able to center these over a
> location to create a boundary map for the imagery. This is for use by P-12
> students and their teachers.
>
> I have installed the rectangles ovals digitizing plugin but am having no
> luck.
>
> Does anyone have any suggestions.
>
> Thank you in advance for any help you can offer and I apologize for
> bothering the list with this
>
> Mike
>
> **************************************************
> Michael Jabot, Ph.D.
> Professor, Science Education
> US Partner - *GLOBE Program*
>
> *NASA Earth Ambassador*Director, *Institute for Research in Science
> Teaching*
> State University of New York at Fredonia
> E250 Thompson Hall
> Fredonia, NY  14063
> 716.320-0189 <(716)%20320-0189> (Google Voice)
> ja...@fredonia.edu
>
> **************************************************
>
>
>
>
>
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