Unit Descriptions
1 Arcsecond:1 Arcsecond is equal to exactly one thirtysix-hundredth arc degrees (1°/3600). In terms of radians (SI unit) this is π/648000 rad or approximately 4.848 137 x 10-6 rad.
1 Percent: How many percent in 1 arcminute? The answer is 0.0046296296296296.