Conversion number between horse speed and speed of sound [s] is 0.049342364044019. This means, that horse speed is smaller unit than speed of sound.
Switch to reverse conversion:
from speed of sound to horse speed conversion
horse speed |
Result in speed of sound
?If conversion between horse speed to metre-per-second and metre-per-second to speed of sound is exactly definied, high precision conversion from horse speed to speed of sound is enabled.
Since definition contain rounded number(s) too, there is no sense for high precision calculation, but if you want, you can enable it. Keep in mind, that converted number will be inaccurate due this rounding error!
Start value: | [horse speed] |
Step size | [horse speed] |
How many lines? | (max 100) |
horse speed | speed of sound |
---|---|
0 | 0 |
10 | 0.49342364044019 |
20 | 0.98684728088039 |
30 | 1.4802709213206 |
40 | 1.9736945617608 |
50 | 2.467118202201 |
60 | 2.9605418426412 |
70 | 3.4539654830814 |
80 | 3.9473891235216 |
90 | 4.4408127639617 |
100 | 4.9342364044019 |
110 | 5.4276600448421 |
Definition of horse speed unit: ≈ 1½ miles in 2' 22.8". For the base of horse speed, I used the record for 1½ miles (2,414 m) which is 60.86 km/h (37.82 mph) by 3-year-old Hawkster at Santa Anita Park, Arcadia, California, USA on 14 October 1989 with a time of 2min 22.8sec.
Definition of speed of sound unit: ≡ (1.4 x 286 x (20+273.15) )-2. Speed of sound in the air. But this speed varies between 295-340 m/s depending on the air temperature and pressure. From the NASA formula I calculated the speed on sea level at 20°C.
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