Radian to Arcsecond Converter
Convert radian to arcsecond instantly.
Standard angle units
degree 5729.578
gradian 6366.198
arcminute 343774.677
arcsecond 20626480.625
turn 15.915
Fun comparisons
clock hour marks 🕐~ 190.99
pizza slices (1/8) 🍕~ 127.32
right angles 📐~ 63.66
compass quarter turns 🧭~ 63.66
How to convert radian to arcsecond
Enter your angle in radian and get the equivalent in arcsecond instantly. Key reference points: a full circle is 360 degrees (2π radians / 400 gradians / 1 turn), and a right angle is 90 degrees (π/2 radians).
Radians are used in theoretical physics and engineering, while arcseconds measure tiny angles in astronomy and geodesy.
Need the opposite direction? Convert arcsecond to radian just as easily, or explore all our angle conversions.
Common radian to arcsecond conversions
| Radian (rad) | Arcsecond (arcsec) |
|---|---|
| 1 | 206265 |
| 5 | 1031324 |
| 10 | 2062648 |
| 25 | 515662 |
| 50 | 1031324 |
| 100 | 20626481 |
| 500 | 103132403 |
| 1000 | 206264806 |
Frequently asked questions
1 radian equals 206265 arcsecond.
Multiply by 206265. For example, 5 rad = 1031324 arcsec.
0.01 radians equals approximately 2062.65 arcseconds.
1 arcsecond equals 0.00000484814 radian.
100 radian equals 20626481 arcsecond.