Firsthand Bitcoin · Data · Bitcoin miners
Data / Difficulty adjustments / Block 221,760
February 18, 2013. Difficulty rose by +11.47% to 3.65M from 3.28M.
| Change | +11.47% |
| New difficulty | 3.65M |
| Period length | 12.6 days |
| Network hashrate then (7-day) | — |
| Bitcoin price then | $27 |
| Hashprice then | — |
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 11.47%: 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.
Previous: February 5, 2013, +10.33% · Next: March 1, 2013, +19.63%
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