Opened 10 years ago
Closed 9 years ago
#54 closed enhancement (fixed)
Automatic Declination adjustment
Reported by: | Wookey | Owned by: | Olly Betts |
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Priority: | minor | Milestone: | 1.2.21 |
Component: | cavern | Version: | |
Keywords: | declination magnetic | Cc: |
Description
If surveys are dated and geolocated than a magnetic instrument correction can be automatically calculated.
As Survex has recently gained geolocation capabilities this is now a practical option. Therion has done this for a long time using the IGRF model coefficients and its own C++ code. Here is a C-library that may well do the trick: http://geomag.org/models/dmsp.html
Change History (1)
comment:1 Changed 9 years ago by
Milestone: | → 1.2.21 |
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Resolution: | → fixed |
Status: | new → closed |
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Implemented in [58c7b45991fa077e397ff86c678baef83bf95b33/git].