50 BPM in milliseconds
At 50 BPM one beat lasts 1,200.0 ms, which is 0.83 beats per second. One bar of 4/4 takes 4.8 seconds.
Largo usually means about 40–59 BPM.
| Note | Straight | Dotted | Triplet |
|---|---|---|---|
| Whole | 4,800.0 | 7,200.0 | 3,200.0 |
| Half | 2,400.0 | 3,600.0 | 1,600.0 |
| Quarter | 1,200.0 | 1,800.0 | 800.0 |
| Eighth | 600.0 | 900.0 | 400.0 |
| 16th | 300.0 | 450.0 | 200.0 |
| 32nd | 150.0 | 225.0 | 100.0 |