<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">13. 7. 2022 v 11:14, A.M. van Rosmalen <<a href="mailto:a.m.vanrosmalen@gmx.net" class="">a.m.vanrosmalen@gmx.net</a>>:</div><br class="Apple-interchange-newline"><div class=""><span style="caret-color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant-caps: normal; font-weight: normal; letter-spacing: normal; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration: none; float: none; display: inline !important;" class=""> data diving station depth length bearing</span></div></blockquote></div><br class=""><div class="">There is missing from station to station information:</div><div class="">From Survey manual:</div><div class=""><br class=""></div><div class=""><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class=""> DIVING</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">An underwater survey where the vertical information is from a diver’s depth gauge. This style</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">can also be also used for an above-water survey where the altitude is measured with an</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">altimeter. DEPTH is defined as the altitude (Z) so increases upwards by default. So for a</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">diver’s depth gauge, you’ll need to use *CALIBRATE with a negative scale factor (e.g.</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">*calibrate depth 0 -1).</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class=""> For non-interleaved data the allowed readings are: FROM TO TAPE COMPASS CLINO</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">BACKCOMPASS BACKCLINO FROMDEPTH TODEPTH DEPTHCHANGE (the vertical</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">can be given as readings at each station, (FROMDEPTH/TODEPTH) or as a change along the</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">leg (DEPTHCHANGE)).</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">Survex 1.2.20 and later allow an optional CLINO and/or BACKCLINO reading in DIVING</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">style. At present these extra readings are checked for syntactic validity, but are otherwise</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">ignored. The intention is that a future version will check them against the other readings to flag</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">up likely blunders, and average with the slope data from the depth gauge and tape reading.</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">For interleaved data the allowed readings are: STATION DIRECTION TAPE COMPASS</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">BACKCOMPASS DEPTH DEPTHCHANGE. (the vertical change can be given as a reading at</div><div style="margin: 0px; font-stretch: normal; font-size: 10px; line-height: normal;" class="">the station (DEPTH) or as a change along the leg (DEPTHCHANGE)).</div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">*data diving from to tape compass fromdepth todepth</div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">1 2 14.7 250 -20.7 -22.4</div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">*data diving station depth newline tape compass</div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">1 -20.7</div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">14.7 250</div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">2 -22.4</div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">*data diving from to tape compass depthchange</div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">1 2 14.7 250 -1.7</div></div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class=""><br class=""></div><div style="margin: 0px; font-stretch: normal; font-size: 9px; line-height: normal;" class="">M.</div><div class=""><br class=""></div><div class=""><br class=""></div></body></html>