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: Lunar distance accuracy
    From: Greg R_
    Date: 2007 Oct 25, 19:49 -0700

    > One alternative explanation offered was that
    > the eye pupil becomes larger in the darkness:-)
    
    Agreed - which would reduce the depth-of-field, but how exactly would
    that improve the eye's resolution?
    
    --
    GregR
    
    
    
    --- Alexandre E Eremenko  wrote:
    
    >
    >
    > Frank,
    >
    > > Yes. The human eye certainly has higher resolution in daylight. I
    > > think we discussed this at length a couple of years ago, didn't we?
    >
    > Sure. But as it always happens, there was a long
    > discussion with different opinions and I don't remember
    > whether it came to a definite conclusion.
    >
    > One alternative explanation offered was that
    > the eye pupil becomes larger in the darkness:-)
    >
    > Alex.
    >
    >
    >
    > >
    >
    
    
    --~--~---------~--~----~------------~-------~--~----~
    To post to this group, send email to NavList@fer3.com
    To unsubscribe, send email to NavList-unsubscribe@fer3.com
    -~----------~----~----~----~------~----~------~--~---
    
    

       
    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