Degree per Day to Revolution per Minute Conversion

Convert between Degree per Day and Revolution per Minute quickly and accurately.

From Degree per Day

°/d

To Revolution per Minute

r/min

How to Convert Degree per Day to Revolution per Minute

Conversion Formula

1 °/d = 0 r/min

1 r/min = 518400 °/d

Example

Convert 15 °/d to r/min:

15 °/d = 15 × 0 r/min = 0 r/min

Unit Information

Learn about the velocity - angular units you're converting between

Degree per Day

°/d

Definition

The degree per day is a unit of angular velocity representing the rate of angular displacement in degrees over a 24-hour period. It is commonly used for measuring very slow rotational motions in astronomical and geological applications.

History/Origin

Degree per day was developed for astronomical observations where angular measurements are traditionally expressed in degrees. It provides a practical unit for describing the Earth's rotation, planetary movements, and other celestial phenomena using familiar degree measurements.

Current Use

Degree per day is primarily used in astronomy for describing planetary rotation rates, in geology for measuring tectonic plate movements, and in environmental science for tracking slow changes in natural systems over extended time periods.

Multiplier

2E-7

Offset

Revolution per Minute

r/min

Definition

The revolution per minute (RPM) is a unit of angular velocity representing the number of complete rotations over a one-minute period. It is the most commonly used unit for measuring rotational speeds in mechanical systems, motors, and industrial equipment.

History/Origin

Revolution per minute was established as the standard unit for measuring rotational speeds in mechanical engineering and industrial applications. It provides a practical and intuitive measure for describing how fast rotating equipment operates in manufacturing and mechanical systems.

Current Use

RPM is widely used in mechanical engineering for motor specifications, in automotive industry for engine speeds, in industrial automation for describing equipment performance, and in manufacturing for monitoring rotational equipment performance in production processes.

Multiplier

0.105

Offset