Use this free, accurate arcsecond to radian calculator to convert between Arcsecond ('') and Radian (rad). Includes live instant results, complete mathematical formulas, conversion tables, and step-by-step examples.
0.0000048481 Radian
1 '' is equal to 4.8481e-6 rad.
rad = '' × 4.8481e-6
angle Converters
To convert from Arcsecond to Radian, multiply the value in Arcsecond by 4.8481e-6 (or use the formula: rad = '' × 4.8481e-6).
Take your initial measurement in Arcsecond (''). For instance, let's convert 1 ''.
Multiply by the standard conversion factor (4.8481e-6).
The final converted measurement equals 4.8481e-6 Radian (rad).
Compare standard reference values and common conversion benchmarks.
| Arcsecond ('') | Radian (rad) | Action |
|---|---|---|
| 1 '' | 4.8481e-6 rad | |
| 2 '' | 9.6963e-6 rad | |
| 3 '' | 0.00001 rad | |
| 5 '' | 0.00002 rad | |
| 10 '' | 0.00005 rad | |
| 15 '' | 0.00007 rad | |
| 20 '' | 0.0001 rad | |
| 25 '' | 0.00012 rad | |
| 50 '' | 0.00024 rad | |
| 75 '' | 0.00036 rad | |
| 100 '' | 0.00048 rad | |
| 250 '' | 0.00121 rad | |
| 500 '' | 0.00242 rad | |
| 1000 '' | 0.00485 rad |
Official standards, measurement systems, and real-world everyday applications.
An arcsecond is a unit of angular measurement equal to 1/3600 of one degree.
Common Practical Uses
A radian is the SI base unit for measuring angles, where 2π radians equal a full 360-degree circle.
Common Practical Uses
Calculate from Radian (rad) back to Arcsecond ('').
Frequently used unit conversions in this category:
Explore other measurement and calculation tools:
There are 4.8481e-6 radians in 1 arcseconds. Exactly 1 '' is equal to 4.8481e-6 rad.
The conversion formula is: Radian = rad = '' × 4.8481e-6. Applying this to 1 '' gives: 1 × 4.8481e-6 = 4.8481e-6 rad.
To convert in reverse from radians to arcseconds, multiply by the inverse factor: 1 rad = 206264.806247 ''. Alternatively, divide your Radian amount by 4.8481e-6.
For quick estimates, divide the Arcsecond value by 206265.
Arcsecond ('') belongs to the Standard system, commonly used in Telescope optical resolution, Astrophysics, Precision optics. In comparison, Radian (rad) is part of the Metric (SI) system, frequently applied in Calculus, Trigonometry, Physics.
Key milestones include: 1 '' = 4.8481e-6 rad, 5 '' = 0 rad, 10 '' = 0 rad, 50 '' = 0.0002 rad, and 100 '' = 0.0005 rad.