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: Precomputed LOP for sailboat landfall
    From: Nick N
    Date: 2009 Feb 22, 12:25 -0800

    Thanks, I have been here... still have specific questions regarding
    the figure from the book.
    
    On Feb 22, 3:19�pm, Gary LaPook  wrote:
    > Go to my website at:http://www.geocities.com/fredienoonan/landfall.html
    > for a complete explanatin of landfall proceedures.
    >
    > gl
    >
    >
    >
    > NOB158user wrote:
    > > Would somebody please help me with better understanding of method of
    > > landfall by using precomputed LOP. I was reading about using this
    > > method for sailboat landfall in John Karl�s book "Celestial Navigation
    > > in the GPS age" (published by Paradise Cay, 2007). I would like to
    > > discuss the Figure 10.5b (page 140) where I think the mistake was
    > > made. Specifically, it is not clear how Hc of 75 and 81 degrees for
    > > LOP 2300 UT resulted in 6 nm intersept. Can somebody clarify it?
    > > Thanks
    > > NOB158- Hide quoted text -
    >
    > - Show quoted text -
    --~--~---------~--~----~------------~-------~--~----~
    Navigation List archive: www.fer3.com/arc
    To post, email NavList@fer3.com
    To , email NavList-@fer3.com
    -~----------~----~----~----~------~----~------~--~---
    

       
    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