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Setup: Difference between revisions
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To minimise rounding error, you need to: | To minimise rounding error, you need to: | ||
#First convert each old observation into whatever precision [[Supported_Devices| your weather station]] works in <span style="color:#009000"> (e.g. a Fine Offset rainfall bucket is 0.3mm as per illustration above, its pressure measurement is in dPa (integer decaPascal), wind speed in | #First convert each old observation into whatever precision [[Supported_Devices| your weather station]] works in <span style="color:#009000"> (e.g. a Fine Offset rainfall bucket is 0.3mm as per illustration above, its pressure measurement is in dPa (integer decaPascal), wind speed in integer decametres per second and temperature in tenths of degrees Celsius; the full details are given in the memory map referenced from [[Fineoffset_Memory_Map]] Wiki page)</span>. You will have set its console display to different units (because 'deca' prefix units not available), but those units are irrelevent. | ||
#Next convert each figure into whatever future units you now want to use in Cumulus | #Next convert each figure into whatever future units you now want to use in Cumulus | ||
#Finally apply rounding. | #Finally apply rounding. | ||