In two pairs, the waviness matches exactly, they look like tracks made by drifting star pairs see : http://herrero-victor.blogspot.com/2015/02/david-m-douglass-observations-probable.html Victor :) Dr. Eng. Victor Herrero-Arrieta Ph.D. M.S. Ing.Ind. http://herrero-radio-astronomy.blogspot.com/ Radio Astronomy Blog http://herrero-victor.blogspot.com/ Astronomy Blog http://victorstravelpictures.blogspot.com/ Travel pictures -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.
