crab harmonic pattern:
X=$76.27
A=$2.63
AB=0.61 XA
BC=0.38 AB
0.78 BC=$17.7
0.88 BC=$19.18
1.6 BC=$34.4
0.78 XA=$37.12
2 BC=$46.67
0.88 XA=$51.97
2.24 BC=$56.52
2.6 BC=$76.43
1.13 XA=$118
3.6 BC=$170
1.27 XA=$190
4.23 BC=$278
1.41 XA=$303
1.6 XA=$610
X=$76.27
A=$2.63
AB=0.61 XA
BC=0.38 AB
0.78 BC=$17.7
0.88 BC=$19.18
1.6 BC=$34.4
0.78 XA=$37.12
2 BC=$46.67
0.88 XA=$51.97
2.24 BC=$56.52
2.6 BC=$76.43
1.13 XA=$118
3.6 BC=$170
1.27 XA=$190
4.23 BC=$278
1.41 XA=$303
1.6 XA=$610