Thanks for your reply Ladislav. I know that but the automatic declination is calculated for the first januray of the year which is enter, not for the exact date. It's not a probleme for the accuracy of the survey ?
Martin K. Le 2 mars 2018 17:05, "Ladislav Blažek" <ladis...@lblazek.cz> a écrit : > Hi, > > declination should be calculated automatically based on the survey date. > Declination parameter is for manual correction. > > \LB > > 2. 3. 2018 v 16:29, Martin KERN via Therion <therion@speleo.sk>: > > Quick question concerning the magnetic declination. > > How you indicate it? > > Just by entering the date or with the command <declination>? > > Because when I just specify the date, the declination which is calculate > is for the first January, even if I specify another month in the centreline > (e.g. 28.08.2017). Consequently, centreline is slightly offset that if I > enter the real declination for the date. > > I don’t know if this shift is important for survey accuracy or if I can > ignore it ? > > > > Thanks and sorry for all my questions. > > Martin K. > > _______________________________________________ > Therion mailing list > Therion@speleo.sk > https://mailman.speleo.sk/listinfo/therion > >
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