66 BPM in milliseconds
At 66 BPM one beat lasts 909.1 ms, which is 1.1 beats per second. One bar of 4/4 takes 3.64 seconds.
Adagio usually means about 66–75 BPM.
| Note | Straight | Dotted | Triplet |
|---|---|---|---|
| Whole | 3,636.4 | 5,454.5 | 2,424.2 |
| Half | 1,818.2 | 2,727.3 | 1,212.1 |
| Quarter | 909.1 | 1,363.6 | 606.1 |
| Eighth | 454.5 | 681.8 | 303.0 |
| 16th | 227.3 | 340.9 | 151.5 |
| 32nd | 113.6 | 170.5 | 75.8 |