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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Bris Calibration Image
From: Greg Rudzinski
Date: 2017 Nov 8, 09:27 -0800
From: Greg Rudzinski
Date: 2017 Nov 8, 09:27 -0800
Attached are the distance by vertical angle beyond the horizon formulae used in the Tamaya NC-77 calculator and the current edition of Bowditch table 15. Not sure what the NGA calculator uses but results are close to the Tamaya NC-77.
Greg Rudzinski