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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.| 7839238174 Roman Actus | to common length units |
|---|---|
| 7839238174 actus | = 278292955177 meters (m) |
| 7839238174 actus | = 278292955.177 kilometers (km) |
| 7839238174 actus | = 27829295517700 centimeters (cm) |
| 7839238174 actus | = 913034629845.8 feet (ft) |
| 7839238174 actus | = 10956415558150 inches (in) |
| 7839238174 actus | = 304344876615.27 yards (yd) |
| 7839238174 actus | = 172923225.34958 miles (mi) |
| 7839238174 actus | = 2.9414750573618E-5 light years (ly) |
| 7839238174 actus | = 1.0518160260946E+15 pixels (PX) |
| 7839238174 actus | = 1.7393309698563E+46 planck length (pl) |