diff -r d4246abee34e -r 44981507b781 www/includes/formulas.php
--- a/www/includes/formulas.php	Mon Nov 12 22:47:49 2018 +0100
+++ b/www/includes/formulas.php	Wed Nov 14 15:54:15 2018 +0100
@@ -181,7 +181,7 @@
 function kw_to_srm($colormethod, $c) {
 
 	if ($colormethod == "Morey")
-		return 1.49 * pow($c, 0.69);
+		return 1.4922 * pow($c, 0.6859);
 	if ($colormethod == "Mosher")
 		return 0.3 * $c + 4.7;
 	if ($colormethod == "Daniels")