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Arcseconds to Radians converter

Convert arcsec to rad instantly. Type any value and get the result in radians. 1 arcsec = 4.8481e-6 rad.

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Angle›arcsec → rad
From
To
result below ↓
1 arcsec=
4.8481e-6rad
formula1 arcsec = 4.8481e-6 rad

Common arcseconds → radians

=4.8481e-6 rad
=9.6963e-6 rad
=2.4241e-5 rad
=4.8481e-5 rad
=9.6963e-5 rad
=0.000242407 rad
=0.000484814 rad
=0.00242407 rad
=0.00484814 rad

Need a different value? .

Convert the other way
Radians to Arcseconds

How to convert arcseconds to radians

To convert arcseconds to radians, multiply the value by 4.8481e-6.

Formula
rad = arcsec × 4.8481e-6

For example:

  • →5 arcsec = 2.4241e-5 rad
  • →100 arcsec = 0.000484814 rad

Quick reference

  • ▸1 arcsec = 4.8481e-6 rad
  • ▸1 rad = 206,265 arcsec

When you need to convert arcsec to rad

  • ·Geometry and trigonometry homework.
  • ·CAD and 3D modeling — rotation values.
  • ·Navigation and bearings.
  • ·Astronomy — arcminutes and arcseconds.
  • ·Woodworking and construction — miter and bevel angles.

Frequently asked

How many radians are in 1 arcsecond?
One arcsecond equals 4.8481e-6 radians.
How do I convert arcsec to rad in my head?
Multiply the value in arcseconds by 4.8481e-6 to get radians.
What is the formula for arcseconds to radians?
rad = arcsec × 4.8481e-6.
What is the reverse — how many arcseconds in 1 radian?
One radian equals 206,265 arcseconds.

Related conversions

Radians to Arcseconds
1 rad = 206,265 arcsec
Arcseconds to Degrees
1 arcsec = 0.000277778 °
Arcseconds to Gradians
1 arcsec = 0.000308642 grad
Arcseconds to Arcminutes
1 arcsec = 0.0166667 arcmin
Degrees to Radians
1 ° = 0.0174533 rad
Gradians to Radians
1 grad = 0.015708 rad
Arcminutes to Radians
1 arcmin = 0.000290888 rad
Turns to Radians
1 turn = 6.28319 rad
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