NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: accuracy of automatic celestial navigation
From: Dan Allen
Date: 2002 Dec 6, 21:41 -0800
From: Dan Allen
Date: 2002 Dec 6, 21:41 -0800
On Friday, December 6, 2002, at 01:32 PM, Paul Hirose wrote: > https://www.peterson.af.mil/GPS_Support/documents/ > masternav_timing_plan.pdf > (a) Description. Using fully-developed space-tested astro-trackers, > the advanced celestial navigator (ACN) will provide day and night > celestial navigation in partially obscured skies. The highly sensitive > charged coupled devices, operating in the near infrared, will be able > to define angles to celestial bodies to within 1 arcsecond, a > sixty-fold improvement over the current hand-held visual system. > Celestial fixes to within 30 meters will be common. For aircraft, > altitudes to 100 feet are realizable. Neat stuff! I wish we could see something commercial that would be a digital sextant. Hey, Celestaire helped get the Astra IIIb made, and Celestaire is not too far from Garmin (both are in Kansas) -- perhaps Celestaire could work with and commission Garmin to do an ACN for the rest of us! Dan