NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Bowditch sightreduction table (Ageton?)
From: Örjan Sandström
Date: 2012 Apr 10, 17:57 +0200
From: Örjan Sandström
Date: 2012 Apr 10, 17:57 +0200
Thankyou, very kind, not exactly what I was looking for, iirc the Ageton i am thinking of used secant-cosine or was it secant-cosecant. 2012-04-09 18:07, Mike Boersma skrev: > > Here is a link to an online printable version of HO211/ Ageton's > tables: > http://www.enlisted.info/field-manuals/fm-34-40-9-direction-finding-operations.shtml > > Note: the tables are found at Appendix B > > Note: The link is to an online collection of old US Army Field > Manuals. This particular manual was for communications intercepts and > the Ageton table was used for plotting the great circle route to a > radio based communications source. 3 or more direction finding plots > were used to generate a cocked hat to determine the geographic > location of where the transmitter was located. An interesting use of > Ageton's tables. > > Mike Boersma > ---------------------------------------------------------------- > NavList message boards and member settings: www.fer3.com/NavList > Members may optionally receive posts by email. > To cancel email delivery, send a message to NoMail[at]fer3.com > ---------------------------------------------------------------- >
