Excellent planetary target co-ordinate guiding software app. Sept 21, 2017 12:58:41 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by tprdroid on Sept 21, 2017 12:58:41 GMT Got this through Facebook. An audio system to guide you to a specific point on a planet.www.youtube.com/watch?v=2gnqRvFt8hwlink