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: Polaris and Sun Brain Puzzle
    From: Ross Henderson
    Date: 2026 Jun 29, 01:51 -0700

    Hi Josh, I think the DR postition at 05:01:30 UT is 32*02'N (from the Polaris sight at 03:05 UT) 171*40'W (from cos LHA = (sin Ho - sinDec x sin Lat) / cosDec x cos Lat, Long = LHA -GHA and in 3 days 2 hours ETA at Midway Atholl, area for the Battle Of Midway in June 1942 between US and Japan, cheers Ross

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Join / Get 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