1 🛢 Units

There are soo many units in aviation. 🤷

1.1 Distances

Vertical distances (like distance from ground) are usually expressed in meters or in feets.

For horizontal distances, we have nautical miles (abbreviated NM), kilometers and meters (usually for distances below 5km).

1.2 Speed

Speed is usually measured in knots. Vertical speed is measured in feet per minute.

1.3 Mass

Kilogram, pound (lb).

1.4 Temperature

Degree Celsius, Fahrenheit, Kelvin.

1.5 Air pressure

Hecto pascals (hPa), millibars, inches of mercury.

1.6 Time

UTC