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<blockquote data-quote="Lazarus" data-source="post: 749748" data-attributes="member: 323322">Use Satsig ....................... _http://www.satsig.net/ssazelm.htmor Satlex ..................... _http://www.satlex.de/en/azel_calc-params.html?satlo=28.5&amp;user_satlo=&amp;user_satlo_dir=Using a compass is, IMHO, a waste of time as they are never accurate when used close to masonry, metalwork etc. If you must use one, then remember how rough it is.Dishpointer will give you line of sight referenced to your precise location, so I don't understand why you can't rely on that - It'll be more accurate as a starting point for final alignment than a compass will be.28E means 28 degrees East of South ......&nbsp; which if you were located on the Greenwich Meridian (which you aren't) you might think would give you a compas bearing of 180-28=152 deg. But it isn't that easy ! There are all sorts of spatial, geomagnetic and other variables to take into account. Another reason, therefore, not to rely upon a compass, but to get a rough line of sight from Dishpointer then complete the alignment by experiment.</blockquote>

[QUOTE="Lazarus, post: 749748, member: 323322"] Use Satsig ....................... _http://www.satsig.net/ssazelm.htm or Satlex ..................... _http://www.satlex.de/en/azel_calc-params.html?satlo=28.5&user_satlo=&user_satlo_dir= Using a compass is, IMHO, a waste of time as they are never accurate when used close to masonry, metalwork etc. If you must use one, then remember how rough it is. Dishpointer will give you line of sight referenced to your precise location, so I don't understand why you can't rely on that - It'll be more accurate as a starting point for final alignment than a compass will be. 28E means 28 degrees East of South ...... which if you were located on the Greenwich Meridian (which you aren't) you might think would give you a compas bearing of 180-28=152 deg. But it isn't that easy ! There are all sorts of spatial, geomagnetic and other variables to take into account. Another reason, therefore, not to rely upon a compass, but to get a rough line of sight from Dishpointer then complete the alignment by experiment. [/QUOTE]

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