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The Bohr radius (a0 or rBohr) is a physical constant, approximately equal to the most probable distance between the proton and electron in a hydrogen atom in its ground state. It is named after Niels Bohr, due to its role in the Bohr model of an atom. Its value is 5.2917721067×10^−11 m.
In relation to the base unit of [length] => (meters), 1 Roman Actus (actus) is equal to 35.5 meters, while 1 Bohr Radius (Bohr) = 5.29177E-11 meters.| 1174000000 Roman Actus | to common length units |
|---|---|
| 1174000000 actus | = 41677000000 meters (m) |
| 1174000000 actus | = 41677000 kilometers (km) |
| 1174000000 actus | = 4167700000000 centimeters (cm) |
| 1174000000 actus | = 136735564304.46 feet (ft) |
| 1174000000 actus | = 1640826771653.5 inches (in) |
| 1174000000 actus | = 45578521434.821 yards (yd) |
| 1174000000 actus | = 25896887.178875 miles (mi) |
| 1174000000 actus | = 4.4051368777085E-6 light years (ly) |
| 1174000000 actus | = 1.575193899237E+14 pixels (PX) |
| 1174000000 actus | = 2.6048125E+45 planck length (pl) |