log scan rate;A;A'
2.30103;-1.15309;-0.34557
2;-1.0999;-0.38561
1.69897;-1.0666;-0.41514
1.30103;-1.04056;-0.43559
1;-1.0244;-0.45029
0.69897;-1.01623;-0.45518
0.30103;-1.00599;-0.46606
0;-1.00012;-0.46755
-0.30103;-0.9954;-0.47175
-1;-0.98554;-0.47961