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
    Name or NavList Code:
    Email:
       
    Reply
    Re: My plotting board
    From: Gary LaPook
    Date: 2015 May 10, 14:15 -0700

    I went back and found it. It was actually posed by George Huxtable, r.i.p.

    You may want to review the discussion of this in September 2010 here:

    Accuracy-sextant-observations-sea-Huxtable-sep-2010-g14011

    Accuracy-sextant-observations-sea-LaPook-sep-2010-g14025

    Accuracy-sextant-observations-sea-LaPook-sep-2010-g14008

    Accuracy-sextant-observations-sea-JeremyC-sep-2010-g14020

    >Statistical studies i posted before on Navlist showed that for very experienced navigators the expected errors are about 1.5 NM,
    Gary,
    I am intrigued by this. Can you point me to a message number or subject/date where you discuss this?
    Thanks!
    Bob

     

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Get a NavList ID Code

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

    A NavList ID Code guarantees your identity in NavList posts and allows faster posting of messages.

    Retrieve a NavList ID Code

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

    Email Settings

    NavList ID 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