Artifact in Image 1

SluggoZim Senior Member BOTG making a southern swing thru 4 of THE SECRET cities. Houston, NOLA, Charleston and St Aug. Posts: 483	Artifact in Image 1 Jan 1, 2021 16:42:07 GMT -5 via Tapatalk Quote Select Post Deselect Post Link to Post Member Give Gift Back to Top Post by SluggoZim on Jan 1, 2021 16:42:07 GMT -5 This filtering scheme is good for finding subtle lines and angles, like these. I have not figured out what it is yet, just found that it is there.
	Douglas M Zimmerman