BNC:BLX   BraveNewCoin Liquid Index for Bitcoin
Trying to estimate timings is hard, but taking into account things like the halvening in 202 (bulllish), the fact wave C's often end around the same level as the previous wave 3 and often at around 88.6%-94%, Wave A bottomed out at 3121 on the 15th Dec 2018 marking at just over 84%