Radians to Arcseconds
1 rad ≈ 206,300 ″. Edit either value to convert instantly.
Conversion formula
″ = rad × (1) × (5 × 10³⁹ / 2.42406840554768 × 10³⁴)1 rad ≈ 206,265 ″
radian (rad)
A radian is the angle subtended at the center of a circle by an arc as long as the radius; an arc of 1 meter on a circle of radius 1 meter subtends 1 radian.
Source: BIPM, The International System of Units (SI), 9th edition
arcsecond (″)
Arcsecond is a unit of plane angle: 1 ″ = π/648,000 rad.
Source: BIPM, The International System of Units (SI), 9th edition
Conversion table
| rad | ″ |
|---|---|
| ≈ 206,265 | |
| ≈ 412,530 | |
| ≈ 1,031,320 | |
| ≈ 2,062,650 | |
| ≈ 3,093,970 | |
| ≈ 4,125,300 | |
| ≈ 5,156,620 | |
| ≈ 6,187,940 | |
| ≈ 8,250,590 | |
| ≈ 9,281,920 |
| rad | ″ |
|---|---|
| ≈ 10,313,200 | |
| ≈ 12,375,900 | |
| ≈ 14,438,500 | |
| ≈ 16,501,200 | |
| ≈ 18,563,800 | |
| ≈ 20,626,500 | |
| ≈ 30,939,700 | |
| ≈ 33,002,400 | |
| ≈ 35,065,000 | |
| ≈ 37,127,700 |
Frequently asked questions
How many arcseconds are in 1 radian?
1 rad ≈ 206,300 ″. ″ = rad × (1) × (5 × 10³⁹ / 2.42406840554768 × 10³⁴)
How do I convert rad to ″?
″ = rad × (1) × (5 × 10³⁹ / 2.42406840554768 × 10³⁴)
Is 1 radian bigger than 1 arcsecond?
1 rad ≈ 206,300 ″.
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