Convert Arcsecond to Radian
Enter a value in Arcsecond to see it instantly in Radian, or use the reverse converter below.
Arcsecond
Definition: One 60th of an arcminute, or 1/3600 of a degree.
Current use: Used in astronomy for very small angular measurements, such as star positions.
Radian
Definition: The SI unit of angle, where one full rotation equals 2π radians.
Current use: Used throughout calculus, physics, and engineering.
Arcsecond to Radian Conversion Table
| Arcsecond ["] | Radian [rad] |
|---|---|
| 1 " | 0.0000048481 rad |
| 10 " | 0.0000484814 rad |
| 100 " | 0.0004848137 rad |
| 1000 " | 0.0048481368 rad |
| 10000 " | 0.0484813681 rad |
| 100000 " | 0.4848136811 rad |
| 1000000 " | 4.8481368111 rad |
How to Convert Arcsecond to Radian
1 rad = 206264.8062470947 "
Example: convert 1 " to rad:
Radian to Arcsecond Conversion Table
| Radian [rad] | Arcsecond ["] |
|---|---|
| 0.001 rad | 206.2648062471 " |
| 0.01 rad | 2062.6480624709 " |
| 0.1 rad | 20626.4806247095 " |
| 0.5 rad | 103132.4031235473 " |
| 1 rad | 206264.8062470947 " |
| 2 rad | 412529.6124941894 " |
| 5 rad | 1031324.0312354733 " |
| 10 rad | 2062648.0624709467 " |
Quick Estimate
For a quick mental estimate, 1 " is about 0.0000048 rad, and 1 rad is about 206265 ". Use the exact calculator above when accuracy matters, such as for money, medicine, engineering or anything you will buy or sell.
Frequently Asked Questions
How many Radian are in 1 Arcsecond?
1 Arcsecond (") equals 0.0000048481 Radian (rad).
How do I convert Arcsecond to Radian?
Multiply the value in " by 0.0000048481 to get rad. To go the other way, multiply rad by 206264.8062470947.
What is 10 Arcsecond in Radian?
10 " = 0.0000484814 rad.
What is 100 Arcsecond in Radian?
100 " = 0.0004848137 rad.
What is a Arcsecond?
One 60th of an arcminute, or 1/3600 of a degree. Used in astronomy for very small angular measurements, such as star positions.
What is a Radian?
The SI unit of angle, where one full rotation equals 2π radians. Used throughout calculus, physics, and engineering.
How many Arcsecond are in 1 Radian?
1 Radian (rad) equals 206264.8062470947 Arcsecond (").
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