″ to rad
Convert Arcsecond to Radian
Convert Arcsecond to Radian instantly with the tool above. The conversion factor is 0.000004848137, meaning 1 arcsecond equals 0.000004848137 radians. Type any value and the result updates immediately — no ads, no page reloads, no clutter.
Type a number above. The result updates instantly — no buttons, no reloads.
1 Arcsecond = 0.000004848137 radians
1 Radian = 206,264.8062306 arcseconds
Quick reference
Common arcseconds converted to radians at a glance.
| ″ | rad |
|---|---|
| 1 | 0.000004848137 |
| 2 | 0.000009696274 |
| 5 | 0.000024240684 |
| 10 | 0.000048481368 |
| 25 | 0.00012120342 |
| 50 | 0.000242406841 |
| 100 | 0.000484813681 |
| 500 | 0.00242407 |
| 1,000 | 0.00484814 |
How to convert arcseconds to radians
To convert a value from arcseconds to radians, multiply the arcsecond value by 0.000004848137 radians. For example, 10 arcseconds × that factor = 0.000048481368 radians.
This arcsecond to radian converter runs entirely in your browser, so results appear instantly with no page reload, no advertisements and no sign-up.
Frequently asked questions
How many radians are in 1 arcsecond?+
1 arcsecond is equal to 0.000004848137 radians.
How do you convert arcseconds to radians?+
To convert arcseconds to radians, multiply the arcsecond value by 0.000004848137. For example, 10 arcseconds × 0.000004848137 = 0.000048481368 radians.
What is the formula to convert arcseconds to radians?+
Arcsecond → Radian: value × 0.000004848137. Equivalently, 1 arcsecond = 0.000004848137 radians.
Is this Arcsecond to Radian converter free to use?+
Yes. This arcsecond to radian converter is completely free, works instantly in your browser, and contains no advertisements, popups or sign-up.