ANGLE CONVERSION
Arcsecond to Radian.
Convert arcsecond (″) to radian (rad), with the math explained.
1 ″ = 0.000004848136811 rad
THE MATH, MADE SIMPLE
How to convert arcsecond to radian
Multiply your arcsecond value by 0.0000048481368111 to get the equivalent in radian. Both units are normalized through the radian.
rad = ″ × 0.00000484813681110 ″ = 0.000048481368111 rad
Result rounded to 12 significant digits. Change the precision in the calculator to suit your task.QUICK REFERENCE
″ to rad conversion table
| Arcsecond (″) | Radian (rad) |
|---|---|
| 1 ″ | 0.0000048481368111 rad |
| 2 ″ | 0.00000969627362219 rad |
| 5 ″ | 0.0000242406840555 rad |
| 10 ″ | 0.000048481368111 rad |
| 20 ″ | 0.0000969627362219 rad |
| 50 ″ | 0.000242406840555 rad |
| 100 ″ | 0.00048481368111 rad |
| 500 ″ | 0.00242406840555 rad |
| 1,000 ″ | 0.0048481368111 rad |
About the arcsecond
The arcsecond (″) is a unit of angle. One arcsecond equals 0.0000048481368111 radian (base unit) in this calculator.
All arcsecond conversionsAbout the radian
The radian (rad) is a unit of angle. One radian equals 1 radian (base unit) in this calculator.
All radian conversionsCommon questions
What is 1 ″ in rad?
One arcsecond equals 0.0000048481368111 rad. Use the formula above for other values.
Why might another calculator show a different last digit?
Calculators may round at different stages or use different unit conventions. We keep full JavaScript numeric precision during calculation and round only for display. Choose up to 15 significant digits. Check US versus UK units and the notes for this category.
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