49 BPM in milliseconds
At 49 BPM one beat lasts 1,224.5 ms, which is 0.82 beats per second. One bar of 4/4 takes 4.9 seconds.
Largo usually means about 40–59 BPM.
| Note | Straight | Dotted | Triplet |
|---|---|---|---|
| Whole | 4,898.0 | 7,346.9 | 3,265.3 |
| Half | 2,449.0 | 3,673.5 | 1,632.7 |
| Quarter | 1,224.5 | 1,836.7 | 816.3 |
| Eighth | 612.2 | 918.4 | 408.2 |
| 16th | 306.1 | 459.2 | 204.1 |
| 32nd | 153.1 | 229.6 | 102.0 |