9 mph ≈ 7.8208 knot. To convert miles per hour to knots, multiply by 0.86897699: 9 × 0.86897699 = 7.8208.
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: 9 × 0.86897699 = 7.8208.
- Answer: 9 mph ≈ 7.8208 knot (rounded to 6 significant figures).
Miles Per Hour to Knots table
| Miles Per Hour (mph) | Knots (knot) |
|---|---|
| 4 mph | 3.4759 knot |
| 5 mph | 4.3449 knot |
| 6 mph | 5.2139 knot |
| 7 mph | 6.0828 knot |
| 8 mph | 6.9518 knot |
| 9 mph | 7.8208 knot |
| 10 mph | 8.6898 knot |
| 11 mph | 9.5587 knot |
| 12 mph | 10.4277 knot |
| 13 mph | 11.2967 knot |
| 14 mph | 12.1657 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 |