NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: iPhone as artificial horizon
From: Bruce Hamilton
Date: 2008 Sep 09, 19:13 -0700
From: Bruce Hamilton
Date: 2008 Sep 09, 19:13 -0700
pls wrote: > It turns out that Apple's iPhone and iPod Touch make a nifty > artificial horizon. Both devices have built-in angle/acceleration > sensors, so If one downloads Labyrinth Lite (currently the most > popular game download for the iPod), it has a set-up feature that > displays two right-angle leveling bubbles. Use a couple of Post-its > to shim it into level and the screen makes a small but effective > sighting surface! I haven't actually tried to measure the leveling > sensitivity, but my wild guess (based on how hard it isto chase the > bubble) it is something like a 10 - 30 min bubble equivalent. > > -p > > > > So.... If I duct tape an Iphone onto my sextant then write a program to do the calculations that has a built in star ID feature form the camera phone, I will have a great hi-tech sextant. Why the heck would anyone even need a GPS feature! :-) --~--~---------~--~----~------------~-------~--~----~ Navigation List archive: www.fer3.com/arc To post, email NavList@fer3.com To , email NavList-@fer3.com -~----------~----~----~----~------~----~------~--~---
