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
    Weak sunspot cycle, good news for navigation
    From: Frank Reed
    Date: 2013 Jul 24, 12:04 -0700

    There have been occasional articles in the past couple of years talking about the "threat" to GPS and other electronic navigation and communications tools during solar maximum. As we've discussed previously, this solar maximum has been a bust, relatively speaking. Here's an article from S&T discussing some of the details of this "weakest in a century" solar cycle:
    Low solar activity is a blessing for long-distance radio communication including GPS and other GNSS signals. On the other hand, good weather, even good "space weather", can lead to complacency. But we've got a decade to ponder that.

    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