crab harmonic pattern:
X=$0.382
A=$0.0002
AB=0.61 XA
BC=0.38 AB
0.78 BC=$0.015
0.88 BC=$0.018
1.13 BC=$0.027
1.6 BC=$0.064
0.78 XA=$0.077
2 BC=$0.125
0.88 XA=$0.163
2.24 BC=$0.19
2.6 BC=$0.36
1.13 XA=$1
3.6 BC=$2.1
1.27 XA=$2.92
4.23 BC=$6.2
1.41 XA=$8.2
1.6 XA=$38.92