September 20, 2020. Difficulty rose by +11.35% to 19.31T from 17.35T.
Change
+11.35%
New difficulty
19.31T
Period length
12.6 days
Network hashrate then (7-day)
140.5 EH/s
Bitcoin price then
$10,687
Hashprice then
$70/PH/day
The 2,016 blocks before it took 12.6 days instead of 14, so the network had more hashrate than the difficulty assumed, and difficulty rose by 11.35%: one of the largest adjustments on record. For every machine on the network that is a pay cut of the same size until the next retarget.