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How to Convert from Degree/hour [°/h] to Revolution/day [r/d]
Learn how to convert angular velocity from degree per hour (°/h) to revolution per day (r/d) with a simple conversion factor. Ideal for astronomy, geodesy, and spacecraft applications.
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Degree/hour [°/h] to Revolution/day [r/d] Conversion Table
| Degree/hour [°/h] | Revolution/day [r/d] |
|---|
Custom Unit Conversion Table Generator – Instant Printable Conversion Tables
Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
| Degree/hour [°/h] | Revolution/day [r/d] |
|---|
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What Is This Tool?
This unit converter transforms angular velocity values expressed in degrees per hour (°/h) into revolutions per day (r/d). It helps users represent slow rotational rates in terms of full rotations over a 24-hour period, commonly used in fields like astronomy and aerospace.
How to Use This Tool?
- Enter the angular velocity value in degree per hour (°/h)
- Select degree/hour as the from unit and revolution/day as the to unit
- Initiate the conversion to see the equivalent value in revolutions per day (r/d)
Key Features
- Converts angular velocity from degree/hour to revolution/day accurately
- Browser-based and easy to use without installation
- Ideal for representing slow rotations such as planetary spin and spacecraft attitude drift
Examples
- 15 °/h converts to 1 r/d using the factor 15 × 0.0666666667
- 1 °/h converts to 0.0666666667 r/d directly
Common Use Cases
- Calculating Earth's rotation speed expressed as revolutions per day
- Describing slow planetary rotations like those of moons and asteroids
- Assessing spacecraft spin rates and attitude drift over long periods
Tips & Best Practices
- Ensure values represent slow angular velocities for meaningful conversions
- Use this conversion to provide clearer context in planetary or spacecraft rotation descriptions
- Be aware of the units to avoid mixing speeds with different time or angle bases
Limitations
- Assumes constant rotation rate without accounting for fluctuations or perturbations
- Does not provide precision beyond rounding of π and conversion constants
- Best suited for low-rate angular velocities; not ideal for very fast rotations
Frequently Asked Questions
- What does degree/hour measure?
- Degree per hour (°/h) quantifies angular velocity as the rate of angle change in degrees every hour.
- Why convert from degree/hour to revolution/day?
- Converting to revolution/day gives a clearer understanding of slow rotations by expressing them as full turns over a day, useful in astronomy and aerospace.
- Can this conversion handle fast rotations?
- No, these units and conversion are primarily intended for slow angular velocities and may not be accurate for very rapid spins.
Key Terminology
- Degree/hour [°/h]
- A measure of angular velocity expressing degrees rotated per hour, often used for slow planetary rotations or spacecraft drift.
- Revolution/day [r/d]
- A unit of angular velocity indicating one complete rotation within 24 hours, useful for describing slow rotational speeds over daily intervals.
- Angular velocity
- The rate of change of angular position of an object, measured in units such as degrees per hour or revolutions per day.