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second (angle)
(", arc second)

subject fact

second (angle) has symbol " 2001-09-27 09:32:55.0
has value in SI unit (1/60)' = (π/648000) rad
has synonym arc second
is an instance of non SI unit

unit has historical origin 2001-09-27 09:32:42.0
represents

second (angle)	has symbol "
	has value in SI unit (1/60)' = (π/648000) rad
	has synonym arc second
	is an instance of non SI unit
unit	has historical origin
unit	represents