680 mph ≈ 590.904 knot. To convert miles per hour to knots, multiply by 0.86897699: 680 × 0.86897699 = 590.904.
How to convert miles per hour to knots
knot = mph × 0.86897699
- 1 mph = 0.86897699 knot (and 1 knot = 1.1507785 mph).
- Multiply the amount by the factor: 680 × 0.86897699 = 590.904.
- Answer: 680 mph ≈ 590.904 knot (rounded to 6 significant figures).
Miles Per Hour to Knots table
| Miles Per Hour (mph) | Knots (knot) |
|---|---|
| 675 mph | 586.559 knot |
| 676 mph | 587.428 knot |
| 677 mph | 588.297 knot |
| 678 mph | 589.166 knot |
| 679 mph | 590.035 knot |
| 680 mph | 590.904 knot |
| 681 mph | 591.773 knot |
| 682 mph | 592.642 knot |
| 683 mph | 593.511 knot |
| 684 mph | 594.38 knot |
| 685 mph | 595.249 knot |
| mph | knot |
|---|---|
| 1 mph | 0.868977 knot |
| 5 mph | 4.3449 knot |
| 10 mph | 8.6898 knot |
| 50 mph | 43.4488 knot |
| 100 mph | 86.8977 knot |
| 1,000 mph | 868.977 knot |