V
votefornimitz
Guest
I am a wiz at the Altitude-Azimuth system of celestial navigation, going so far to build my own sextant*** for that purpose...<br /><br />I recently purchased a book on Messier Objects to aid in my Messier hunting, but am having difficulty adjusting to the Equatorial coordinate system which is used in the book (granted it would have been impossible for them to use Altazimuth), and reading up on it doesn't seem to be aiding much in understanding it...<br /><br />So I was wondering if any of you had a way of understanding it that would make it easier for me to know what I was doing.. <br /><br />****For some reason I keep calling those astrolabes...<br /><br /> <div class="Discussion_UserSignature"> <span style="color:#993366">In the event of a full scale nuclear war or NEO impact event, there are two categories of underground shelters available to the public, distinguished by depth underground: bunkers and graves...</span> </div>