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    <p>Hi,</p>
    <p>I have been a COMPASS user the last two decades. Four years ago I
      have switched to Therion for the mainly tasks, but I need also
      powerful COMPASS  tools like:<br>
    </p>
    <ul>
      <li>Blunder and gross errors detection:
<a class="moz-txt-link-freetext" href="https://www.fountainware.com/compass/HTML_Help/Project_Manager/findblunders.htm">https://www.fountainware.com/compass/HTML_Help/Project_Manager/findblunders.htm</a><br>
      </li>
      <li>Complex Plotting:
<a class="moz-txt-link-freetext" href="https://www.fountainware.com/compass/HTML_Help/Compass_Viewer/complexplot.htm">https://www.fountainware.com/compass/HTML_Help/Compass_Viewer/complexplot.htm</a><br>
      </li>
      <li>Graph Tools: 
<a class="moz-txt-link-freetext" href="https://www.fountainware.com/compass/HTML_Help/Compass_Viewer/graphtools.htm">https://www.fountainware.com/compass/HTML_Help/Compass_Viewer/graphtools.htm</a></li>
    </ul>
    <p>To can use this tools and need to convert files: " .th" --> "
      .dat"  and Export from Therion to ".plt"</p>
    <p>To use  "COMPASS Viewer", where are the graph and complex
      plotting tools,  I need ".plt" files. <br>
    </p>
    <p>Therion export directly to ".plt" but don't use Compass surveys
      and sections.  A  Therion survey is equivalent to Compass section.
      And Therion centerline is equivalent to Compass survey. All the
      data  exported from Therion to .plt are in only one Compass
      Section/survey.</p>
    <p>And the export option  "-disable splay-shots" do anything, the
      ".plt" have  always the splay shots. <br>
    </p>
    <p>An other approach is to export to ".3d". From AVEN I can disable
      the splays an export to ".plt". The files have the same problem,
      don't export the data by surveys.</p>
    <p>Actually I am exporting to ".3d". In AVEN  I disable splay
      shoots, and select one survey and export. I repeat for all
      surveys. After I copy&paste all the data to one only file, and
      do two tweaks to have a good ".plt" to work with "Compass Viewer
      tools". <br>
    </p>
    <p><span class="tlid-translation translation" lang="en"><span
          title="" class="">It would be much more efficient to be able
          to export Therion models </span></span><span
        class="tlid-translation translation" lang="en"><span title=""
          class=""><span class="tlid-translation translation" lang="en"><span
              title="" class="">directly to .plt files, with Compass
              section and survey.  </span></span></span></span><br>
      <span class="tlid-translation translation" lang="en"><span
          title="" class=""><span class="tlid-translation translation"
            lang="en"><span title="" class=""><span
                class="tlid-translation translation" lang="en"><span
                  title="" class="">I really only need to export in one
                  of the concepts (section or survey) the Therion
                  surveys </span></span></span></span></span></span><span
        class="tlid-translation translation" lang="en"><span title=""
          class=""><span class="tlid-translation translation" lang="en"><span
              title="" class=""><span class="tlid-translation
                translation" lang="en"><span title="" class=""><span
                    class="tlid-translation translation" lang="en"><span
                      title="" class="">to be able to use the tools.</span></span></span></span></span></span></span></span></p>
    <p><span class="tlid-translation translation" lang="en"><span
          title="" class=""><span class="tlid-translation translation"
            lang="en"><span title="" class=""><span
                class="tlid-translation translation" lang="en"><span
                  title="" class=""><span class="tlid-translation
                    translation" lang="en"><span title="" class="">To
                      import Compass ".dat" files to Therion ".th" I use
                      Auriga or Topodroid. It's fine. <br>
                    </span></span></span></span></span></span></span></span></p>
    <p><span class="tlid-translation translation" lang="en"><span
          title="" class=""><span class="tlid-translation translation"
            lang="en"><span title="" class=""><span
                class="tlid-translation translation" lang="en"><span
                  title="" class=""><span class="tlid-translation
                    translation" lang="en"><span title="" class="">Searching
                      in the mail Archive I have found Torsten have made
                      a excel macro tool too.<br>
                    </span></span></span></span></span></span></span></span></p>
    <p><span class="tlid-translation translation" lang="en"><span
          title="" class=""><span class="tlid-translation translation"
            lang="en"><span title="" class=""><span
                class="tlid-translation translation" lang="en"><span
                  title="" class=""><span class="tlid-translation
                    translation" lang="en"><span title="" class=""><a class="moz-txt-link-freetext" href="https://www.mail-archive.com/therion@speleo.sk/msg07339.html">https://www.mail-archive.com/therion@speleo.sk/msg07339.html</a></span></span></span></span></span></span></span></span></p>
    <p><span class="tlid-translation translation" lang="en"><span
          title="" class=""><span class="tlid-translation translation"
            lang="en"><span title="" class=""><span
                class="tlid-translation translation" lang="en"><span
                  title="" class=""><span class="tlid-translation
                    translation" lang="en"><span title="" class="">The
                      inverse conversion is more problematic. Topodroid
                      do a similar Therion/Survey approach, and put all
                      the data in only one survey. Here is very
                      important to have all the data in surveys
                      (centerline) and sections (survey), with its
                      survey date  and fix station </span></span></span></span></span></span></span></span><span
        class="tlid-translation translation" lang="en"><span title=""
          class=""><span class="tlid-translation translation" lang="en"><span
              title="" class=""><span class="tlid-translation
                translation" lang="en"><span title="" class=""><span
                    class="tlid-translation translation" lang="en"><span
                      title="" class=""><span class="tlid-translation
                        translation" lang="en"><span title="" class=""><span
                            class="tlid-translation translation"
                            lang="en"><span title="" class=""><span
                                class="tlid-translation translation"
                                lang="en"><span title="" class=""><span
                                    class="tlid-translation translation"
                                    lang="en"><span title="" class="">or
                                      declination</span></span></span></span></span></span></span></span>.
                      T</span></span></span></span></span></span></span></span><span
        class="tlid-translation translation" lang="en"><span title=""
          class=""><span class="tlid-translation translation" lang="en"><span
              title="" class=""><span class="tlid-translation
                translation" lang="en"><span title="" class=""><span
                    class="tlid-translation translation" lang="en"><span
                      title="" class=""><span class="tlid-translation
                        translation" lang="en"><span title="" class="">o
                          be able to use the Blunder detection tool I
                          will have to reconstruct by hand all the
                          header information of the survey (date and fix
                          station or declination). <br>
                        </span></span></span></span></span></span></span></span></span></span></p>
    <p><span class="tlid-translation translation" lang="en"><span
          title="" class=""><span class="tlid-translation translation"
            lang="en"><span title="" class=""><span
                class="tlid-translation translation" lang="en"><span
                  title="" class=""><span class="tlid-translation
                    translation" lang="en"><span title="" class=""><span
                        class="tlid-translation translation" lang="en"><span
                          title="" class=""><span
                            class="tlid-translation translation"
                            lang="en"><span title="" class="">I'm doing
                              tests with Auriga, </span></span></span></span></span></span></span></span></span></span></span></span><span
        class="tlid-translation translation" lang="en"><span title=""
          class=""><span class="tlid-translation translation" lang="en"><span
              title="" class=""><span class="tlid-translation
                translation" lang="en"><span title="" class=""><span
                    class="tlid-translation translation" lang="en"><span
                      title="" class=""><span class="tlid-translation
                        translation" lang="en"><span title="" class=""><span
                            class="tlid-translation translation"
                            lang="en"><span title="" class=""><span
                                class="tlid-translation translation"
                                lang="en"><span title="" class="">but
                                  for now I don't have good results
                                  either.</span></span></span></span></span></span></span></span></span></span></span></span></span></span></p>
    <p><span class="tlid-translation translation" lang="en"><span
          title="" class=""><span class="tlid-translation translation"
            lang="en"><span title="" class=""><span
                class="tlid-translation translation" lang="en"><span
                  title="" class=""><span class="tlid-translation
                    translation" lang="en"><span title="" class="">Regards, 
                      <br>
                    </span></span></span></span></span></span></span></span></p>
    <p><span class="tlid-translation translation" lang="en"><span
          title="" class=""><span class="tlid-translation translation"
            lang="en"><span title="" class=""><span
                class="tlid-translation translation" lang="en"><span
                  title="" class=""><span class="tlid-translation
                    translation" lang="en"><span title="" class="">Evaristo.
                      <br>
                    </span></span></span></span></span></span></span></span></p>
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