What is a Arcsecond (″)?
An arcsecond (″) is a unit of angle equal to 1/60 of an arcminute or 1/3600 of a degree.
Definition
Symbol
″
Category
Angle
System
Both
1 {unit} = {value} {otherUnit}
1 Arcsecond = 0.000277778 Degree (°)
1 Arcsecond = 0.00000484814 Radian (rad)
1 Arcsecond = 0.000308642 Gradian (grad)
1 Arcsecond = 7.71605e-7 Turn (turn)
1 Arcsecond = 0.0166667 Arcminute (′)
Common Uses
- Stellar parallax
- GPS precision
- Satellite positioning
