Welcome to the NavList Message Boards.


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

Compose Your Message

Add Images & Files
    Re: body not aligned with reflection in artificial horizon
    From: David Cortes
    Date: 2007 Nov 25, 13:45 -0800

    The problem was poor adjustment of the sextant.  I tried Thomas's
    suggestion of adjusting star-to-star, and it worked very well.  Last
    night's moon shots were much, much better.
    Thanks, esp. to Thomas.
    On Nov 25, 2:10 pm, "Robert Eno"  wrote:
    > Thomas,
    > True to a point but you can also be out of alignment by a bit and still see
    > the reflection in the pan.
    > In any event, I was grasping at straws on this one. David indicated that he
    > had already performed the necessary adjustments to his sextant.
    > cheers
    > Robert
    > ----- Original Message -----
    > From: "Thomas Kleemann" 
    > To: 
    > Sent: Sunday, November 25, 2007 1:07 PM
    > Subject: [NavList 4084] Re: body not aligned with reflection in artificial
    > horizon
    > > Robert Eno wrote:
    > >> level. But you also indicated that this problem is occurring in a pan of
    > >> water which is self-levelling.  Try shifting your position so that the
    > >> sun,
    > >> the pan of oil and you, are all in a straight line.
    > > Excuse me for bouncing in.
    > > In my understanding one can only see a reflection in the pan
    > > if already aligned.
    > > I'd bet on the horizon mirror adjustment.
    > > David, you might try to check the index correction star-star;
    > > in the process you see, if there is the same misalignment.
    > > Thomas.
    > > --
    > > I am no navigator, but an interested layman.- Hide quoted text -
    > - Show quoted text -
    To post to this group, send email to NavList@fer3.com
    To unsubscribe, send email to NavList-unsubscribe@fer3.com

    Browse Files

    Drop Files


    What is NavList?

    Join NavList

    (please, no nicknames or handles)
    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 Settings

    Posting Code:

    Custom Index

    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