How many second in 1 1/16 circle? The answer is 81000. We assume you are converting between arcsecond and 1/16 circle. You can view more details on each measurement unit: second or 1/16 circle The SI derived unit for angle is the radian. 1 radian is equal to 206264.8062471 second, or 2.5464790894703 1/16 circle. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between arcseconds and 1/16 circle. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from 1/16 circle to second, or enter any two units below:
A second of arc or arcsecond is a unit of angular measurement which comprises one-sixtieth of an arcminute, or 1/3600 of a degree of arc or 1/1296000 (approximately 7.7×10-7) of a circle. It is the angular diameter of an object of 1 unit diameter at a distance of 360×60×60/(2pi) (approximately 206,265 units), such as (approximately) 1 cm at 2.1 km, or, directly from the definition, 1 astronomical unit at 1 parsec.
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