On Tue, 01 Apr 2003 07:04:27 +0000, Tom wrote: >Michael has improved the pipeline software. One can now set sky level and >sigma for rejection of further processing. The software also flattens the >image. The result is that the image can be set to be flat within the >noise, or is rejected. What would this do with images such as that of TN21? Andrew Bennett, Avondale Vineyard