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
    Silicon Sea Navigation Glossary
    From: Dan Hogan
    Date: 1998 Apr 04, 10:13 AM

    ALL Silicon Sea'ers:
    The following is the glossary used for the Silicon Sea
    navigation cruise problems. The names as used in the problems
    assume these definitions.
    Dan Hogan WA6PBY
    "Gacha" Catalina 27
    Greenwich Mean Time(GMT)-- same as Universal Coordinated Time(UCT),
    						   or ZULU Time.
    True Course(TC)-- The direction to travel, from a point of departure
                      to a destination/waypoint, plotted on a chart in
                      relation to true north (of course meridians of
                      longitude run north).
    Magnetic Course(MC)-- The true course corrected for variation.
    Compass Course(CC)-- The magnetic course corrected for deviation.
    Compass Course Made Good(CCmg)-- The compass heading with
                   corrections for variation, deviation and current
                   have been applied. Same as: COURSE TO STEER/COURSE
                   STEERED, etc. Or whaever term your calculator or
                   program uses for the course steered by the compass
                   to a destination.
    Compass Bearing-- A bearing taken with the ships compass.
    Handbearing-- A bearing taken with a handheld compass.
    Speed(S)-- The speed of the boat through the water. Knotmeter
    		   reading, etc.
    Speed Made Good(SMG)-- Speed corrected for the effect of current.
    Set-- The direction to which the current is flowing.
    Drift-- The speed of the current in Knots.
    mi-- Nautical mile(s).
    Dead Reckoning Position(DR)-- The position as calculated by
    Estimated Position(EP)-- The DR corrected for the effect of
    =-=  TO UNSUBSCRIBE, send this message to majordomo@ronin.com:     =-=
    =-=      unsubscribe navigation                                         =-=

    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