NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Emergency Navigation
From: Bill B
Date: 2012 Jul 18, 03:57 -0400
From: Bill B
Date: 2012 Jul 18, 03:57 -0400
On 7/18/2012 3:32 AM, Gary LaPook wrote: > I just download and installed an app in my Droid called "StarStruck > Navigation" it cost three bucks. I took the droid outside and aimed its > edge at Alkaid and the droid displayed an intercept of 4.368 NM away. > How does it do that? The droid is now my complete emergency CN kit. > gl > My toys! My toys! I can't do my job without my toys :-) My guess. It plucks the time out of the air and/or Droids internal clock. GPS in Droid provides lat and lon. Internal level gives the uncorrected altitude. App's program/database does the rest. In Bruce Bauer's book, The Sextant Handbook" there are concepts, prototypes and photos of the next generation--sextants with digital readouts and inputs. Droid? Who would have thunk it? Bill B