OK, here is the 60 foot chart.
http://www.tvfool.com/?option=com_wr...9900b4b99a9d97
I am told the HOA will not allow an antenna more than 12' above the roof.
That would be 37' in my case. Here is that plot.
http://www.tvfool.com/?option=com_wr...9900c32a830dd3