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
    or...
       
    Reply
    Re: Mendoza's method for clearing lunars.
    From: Henry Halboth
    Date: 2004 Aug 2, 23:25 -0400

    George:
    
    You seem to have received more than enough help - Herberts attachment of
    Table XXXV, at least as I received it, is quite readable, so I will
    assume that you are by now happlily calculating away.
    
    On Mon, 2 Aug 2004 23:04:47 +0100 George Huxtable
     writes:
    > Thanks to Henry Halboth and to Bruce Stark for helpful replies.
    >
    > I don't blame Henry (or University libraries either) for being
    > reluctant to
    > subject their precious rare volumes to being opened flat on the bed
    > of a
    > scanner. Indeed, it's about time a scanner was developed which could
    > be
    > insrted into the cleavage between two pages, scanning right into the
    > corner, so that the spine doesn't need to be opened more than 90
    > degrees.
    >
    > So instead I will ask Henry to extract some relevant values from
    > table
    > XXXV, as he Kindly offered, to provide values for the 3rd and 4th
    > corrections..
    >
    > 20 July 1816, App.dist. 57deg 54' 41", Moon's corr. 41' 36", 1st
    > corr. 22' 21"
    >
    > 31 July 1820, App. dist 93deg 40' 26", Moon's corr 50' 39", 1st corr
    > 49' 10"
    >
    > 24 July 1821, App.dist. 58deg 11' 56", Moon's corr 48' 22", 1st corr
    > 27' 51"
    >
    > 1 Aug 1823, App dist. 69deg 57' 54", Moon's corr 50' 45", 1st corr
    > 23' 24"
    >
    > 2 Aug 1823, App. dist. 55deg 15'39", Moon's corr. 52'51", 1st corr
    > 29'45"
    >
    > Have I provided enough information there, to enable him to find the
    > third
    > and fourth corrections?
    >
    > But if any member happens to have access to that 1839 (or earlier)
    > Norie's
    > with a table XXXV of 3 pages extending to 120 deg, and an easy-going
    > librarian who will allow copying, then I would be most grateful for
    > a copy
    > of that table.
    >
    > George.
    >
    > ================================================================
    > contact George Huxtable by email at george---.u-net.com, by
    > phone at
    > 01865 820222 (from outside UK, +44 1865 820222), or by mail at 1
    > Sandy
    > Lane, Southmoor, Abingdon, Oxon OX13 5HX, UK.
    > ================================================================
    >
    
    
    

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Join NavList

    Name:
    (please, no nicknames or handles)
    Email:
    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:

    Email Settings

    Posting 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