fixed bug in XY->UV calculations

LocCorr/loccorr.conf

@@ -0,0 +1,32 @@
+maxarea = 10000
+minarea = 100
+minwh = 0.800
+maxwh = 1.300
+ndilat = 4
+neros = 5
+xoffset = 0
+yoffset = 0
+width = 0
+height = 0
+equalize = 0
+expmethod = 1
+naverage = 5
+umax = 16000
+vmax = 16000
+focmax = 32000
+focmin = -32000
+stpservport = 4444
+Kxu = 28.047
+Kyu = 90.067
+Kxv = 69.539
+Kyv = -66.882
+xtarget = 810.335
+ytarget = 518.906
+eqthrowpart = 0.900
+minexp = 50.000
+maxexp = 3999.000
+fixedexp = 700.000
+intensthres = 0.010
+gain = 20.000
+brightness = 0.000
+starssort = 0