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The gradian, also known as gon (from Greek γωνία/gōnía for angle), grad, or grade, is a unit of measurement of an angle, equivalent to 1/400 of a turn, 9/10 of a degree, or π ..more definition+
In relation to the base unit of [angle] => (radians), 1 Nanoradians (nrad) is equal to 1.0E-9 radians, while 1 Gradians (grad) = 0.015707963 radians.| 490000 Nanoradians | to common angle units |
|---|---|
| 490000 nrad | = 0.00049 radians (rad) |
| 490000 nrad | = 0.49 milliradians (mrad/mil) |
| 490000 nrad | = 0.49910975117851 angular mils (µ mil) |
| 490000 nrad | = 0.028074930866558 degrees (°deg) |
| 490000 nrad | = 0.03119436937813 gradians (grad) |
| 490000 nrad | = 1.6844971260416 arcminutes (arcmin) |
| 490000 nrad | = 101.06975112296 arcseconds (arcsec) |
| 490000 nrad | = 0.00046791533215304 sextants (60°) |
| 490000 nrad | = 0.00093582887700535 signs (30°) |
| 490000 nrad | = 7.7985863868513E-5 turns (t) |