Welcome to the NavList Message Boards.

NavList:

A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

Compose Your Message

Message:αβγ
Message:abc
Add Images & Files
    or...
       
    Reply
    Re: Symmedian point -earliest reference in navigation
    From: Herbert Prinz
    Date: 2018 Oct 13, 19:42 -0700

    Yvon Villarceau, Nouvelle Navigation, Paris, 1877, pp. 37-40.

    Herbert Prinz

    Bill Lionheart had asked for

    ... the right attribution for the observation that the
    the least squares point, hence the most probable position, can be
    located using a geometrical construction, rather than just matrix
    algebra.
    
       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Join NavList

    Name:
    (please, no nicknames or handles)
    Email:
    Do you want to receive all group messages by email?
    Yes No

    You can also join by posting. Your first on-topic post automatically makes you a member.

    Posting Code

    Enter the email address associated with your NavList messages. Your posting code will be emailed to you immediately.
    Email:

    Email Settings

    Posting Code:

    Custom Index

    Subject:
    Author:
    Start date: (yyyymm dd)
    End date: (yyyymm dd)

    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site