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Re: The "Death to the Intercept Method" revisited?
From: Jing C
Date: 2017 Sep 20, 22:23 -0700
From: Jing C
Date: 2017 Sep 20, 22:23 -0700
Whoops, forgot to add that "D" needs to be divided by 60. Attaching updated version. Also, another reference used (Mainly for the requirements for setting sight 1 and 2) is:
Gery, Stanley W. "The direct fix of latitude and longitude from two observed altitudes." Navigation 44.1 (1997): 15-24.
On Wed, Sep 20, 2017 at 10:08 PM, Jing C <NoReply_JingC@fer3.com> wrote:
To go back to Tony's original question, I think there is a way to do the running fix with a direct calculation method using a calculator but not plotting. I have attached a work form that I've created, four forms to a sheet.
References:
- Celestial Navigation in the GPS Age by John Karl
- METCALF, T. R. (1991), Advancing Celestial Circles of Position. Navigation, 38: 285–288. doi:10.1002/j.2161-4296.1991.
tb01861.x
Attached File:
Direct-Position-Calculation-Form-Doubled-Up.pdf
