Convert Mach 1 to Knots

How fast is Mach 1? What is Mach 1 in knots? Mach 1 to knots conversion.
Amount
From
To
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Mach 1 ≈
643.99568 Knots
result rounded
Decimal places
Result in Plain English
Mach 1 is equal to about 644 knots.
In Scientific Notation
Mach 1
= 1 x 100 Mach
≈ 6.43996 x 102 knots
Mach
Mach is the ratio of an object's speed to the speed of sound. For example, something traveling at Mach 5 is traveling at 5 times the speed of sound. The speed of sound varies depending on many factors. In dry air, at 0 degrees Celsius, the speed of sound is about 331.3 meters per second.
Knots
A knot is a unit of speed, equal to one nautical mile per hour. Something traveling at one knot is going about 1.151 land miles per hour.
Common abbreviations: kn, kt
Mach to Knots Conversions
results may be rounded
mach knots
1.000 644.00
1.005 647.22
1.010 650.44
1.015 653.66
1.020 656.88
1.025 660.10
1.030 663.32
1.035 666.54
1.040 669.76
1.045 672.98
1.050 676.20
1.055 679.42
1.060 682.64
1.065 685.86
1.070 689.08
1.075 692.30
1.080 695.52
1.085 698.74
1.090 701.96
1.095 705.18
1.100 708.40
1.105 711.62
1.110 714.84
1.115 718.06
1.120 721.28
1.125 724.50
1.130 727.72
1.135 730.94
1.140 734.16
1.145 737.38
1.150 740.60
1.155 743.82
1.160 747.03
1.165 750.25
mach knots
1.170 753.47
1.175 756.69
1.180 759.91
1.185 763.13
1.190 766.35
1.195 769.57
1.200 772.79
1.205 776.01
1.210 779.23
1.215 782.45
1.220 785.67
1.225 788.89
1.230 792.11
1.235 795.33
1.240 798.55
1.245 801.77
1.250 804.99
1.255 808.21
1.260 811.43
1.265 814.65
1.270 817.87
1.275 821.09
1.280 824.31
1.285 827.53
1.290 830.75
1.295 833.97
1.300 837.19
1.305 840.41
1.310 843.63
1.315 846.85
1.320 850.07
1.325 853.29
1.330 856.51
1.335 859.73
mach knots
1.340 862.95
1.345 866.17
1.350 869.39
1.355 872.61
1.360 875.83
1.365 879.05
1.370 882.27
1.375 885.49
1.380 888.71
1.385 891.93
1.390 895.15
1.395 898.37
1.400 901.59
1.405 904.81
1.410 908.03
1.415 911.25
1.420 914.47
1.425 917.69
1.430 920.91
1.435 924.13
1.440 927.35
1.445 930.57
1.450 933.79
1.455 937.01
1.460 940.23
1.465 943.45
1.470 946.67
1.475 949.89
1.480 953.11
1.485 956.33
1.490 959.55
1.495 962.77
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