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: Admiral GAGO Coutinho
    From: Costa Pinto
    Date: 2010 Oct 19, 21:27 +0100

    I'm going to try put some English sub-titles.
    Best regards
    Rui Miguel da Costa Pinto
    -----Mensagem original-----
    De: navlist-bounce@fer3.com [mailto:navlist-bounce@fer3.com] Em nome de Gary LaPook
    Enviada: terça-feira, 19 de Outubro de 2010 21:20
    Para: NavList@fer3.com
    Assunto: [NavList] Re: Admiral GAGO Coutinho
      I don't speak Portuguese but it was easy to interpret a caption at 
    19:35 into the video. It quotes John Glenn as saying that on the first 
    orbital flight  a modern sextant was carried that had been inspired by 
    the sextant created by Admiral Cortinho for aerial navigation.
    On 10/18/2010 2:43 PM, Douglas Denny wrote:
    > Very interesting. Pity it does not have English sub-titles.
    > I have one of these sextants. They are the first successful bubble 
    > sextant for aviation use. Basically a marine sextant modified with two 
    > standard type of bubble spirit level tubes: one to hold the sextant 
    > horizontal laterally, and the other to establish vertical.
    > The telescope is a bifocal allowing a view of the normal index and 
    > horizon mirrors as normal, and the bubble arrangement at the same 
    > time. Hence the telescope views at infinity for index/horizon, and a 
    > few cm for the bubble at the same time. Quite simple, but ingenious.
    > There is a battery (in the handle) and lamp system to illuminate the 
    > bubbles.
    > Douglas Denny.
    > Chichester. England.
    > ----------------------------------------------------------------
    > NavList message boards and member settings: www.fer3.com/NavList
    > Members may optionally receive posts by email.
    > To cancel email delivery, send a message to NoMail[at]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