<html><body name="Mail Message Editor"><div><br></div><div>Gerald I. Evenden writes:<br></div><div><br></div><div>_______</div><div><span class="Apple-style-span" style="font-family: -webkit-monospace; font-size: 11px; ">It seems worthless to expand the longitudinal accuracy of the projection as <br>long as the scale error and usefulness also goes to hell at the same time. <br>The useful range for the tmerc is in the immediate vicinity of the central <br>meridian so why bother worrying about extending computational accuracy in the <br>longitudinal direction?</span></div><div><div>_______</div><div><br></div><div>Do you have a better suggestion if you need a single projection over a broad area?</div><div><br></div><div>Didn't think so.</div><div><br></div><div>Regards,</div><div>-- daan Strebe</div><div><br></div></div><br>On May 24, 2008, at 7:39:33 AM, "Gerald I. Evenden" <geraldi.evenden@gmail.com> wrote:<br><blockquote style="padding-left: 5px; margin-left: 5px; border-left-width: 2px; border-left-style: solid; border-left-color: blue; color: blue; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: -webkit-monospace; font-size: 11px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; ">Ahhh! Sigh, Deja vu all over again. I thought we beat this dead horse and<span class="Apple-converted-space"> </span><br>Dosier several years ago.<br><br>It seems worthless to expand the longitudinal accuracy of the projection as<span class="Apple-converted-space"> </span><br>long as the scale error and usefulness also goes to hell at the same time.<span class="Apple-converted-space"> </span><br>The useful range for the tmerc is in the immediate vicinity of the central<span class="Apple-converted-space"> </span><br>meridian so why bother worrying about extending computational accuracy in the<span class="Apple-converted-space"> </span><br>longitudinal direction?<br><br>Enough is enough. Please.<br><br>--<span class="Apple-converted-space"> </span><br>The whole religious complexion of the modern world is due<br>to the absence from Jerusalem of a lunatic asylum.<br>-- Havelock Ellis (1859-1939) British psychologist<br></span></blockquote><br><div><br></div><div class="aol_ad_footer" id="uDE44E8C56EAC4B4F8272B6E29876D0F4"><FONT style="color: black; font: normal 10pt ARIAL, SAN-SERIF;"><HR style="MARGIN-TOP: 10px">Stay informed, get connected and more <A title="http://mobile.aol.com/productOverview.jsp?productOverview=aol-mobile-overview&?ncid=aolmbd00030000000139" href="http://mobile.aol.com/productOverview.jsp?productOverview=aol-mobile-overview&?ncid=aolmbd00030000000139" target="_blank">with AOL on your phone</A>.</FONT></div></body></html>