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</o:shapelayout></xml><![endif]--></head><body lang=EN-NZ link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='mso-fareast-language:EN-US'>I agree to some extent with both sentiments below, however the software should not abort just because of backsight discrepancies.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>What about adding one more line to the Therion and or Survex log file; either<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='mso-fareast-language:EN-US'>“There are no backsights in the centreline”, or<o:p></o:p></span></p><p class=MsoNormal style='text-indent:36.0pt'><span style='mso-fareast-language:EN-US'>“Maximum backsight discrepancy is xx [degrees|grads]”, as approprite<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>That way the user can be fully informed and make their own decision about whether to investigate further if the information is not what they expect.<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'>Bruce<o:p></o:p></span></p><p class=MsoNormal><span style='mso-fareast-language:EN-US'><o:p> </o:p></span></p><div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><p class=MsoNormal>17. 5. 2018 v 9:25, Evaristo Quiroga via Therion <<a href="mailto:therion@speleo.sk">therion@speleo.sk</a>>:<o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;background:white'>In this case is not a problem with my formula, is a serious magnetic anomaly (100 degrees difference) and the program<span class=apple-converted-space> </span></span><span class=shorttext><span lang=EN style='font-size:9.0pt;font-family:"Helvetica",sans-serif;background:white'>should</span></span><span class=apple-converted-space><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;background:white'> </span></span><span style='font-size:9.0pt;font-family:"Helvetica",sans-serif;background:white'>to stop and to send a warning.<span class=apple-converted-space> </span></span><o:p></o:p></p></div></blockquote></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal style='text-indent:36.0pt'>Evaristo, <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Therion is a program to interprete your data, not to solve problems with your data.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>It is your responsibility what the data you import into Therion. <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Martin S.<o:p></o:p></p></div></div></body></html>