According to BTC.com data, today at 10:51:46, Bitcoin adjusted the mining difficulty to 13.91 T (-15.95%) at a block height of 622944, with an average computing power of 99.59 EH / s and an average block production time of 11 54 minutes. The Bitcoin difficulty adjustment is about 17 days from the previous difficulty adjustment, the second largest decline in history. The first major difficulty adjustment occurred on October 31, 2011, and the difficulty decreased by 18.03%. The difficulty adjustment interval is also About 17 days. In addition, on December 3, 2018, Bitcoin mining difficulty also decreased by 15.13%.