T H E SSSSS OOOOOO FFFFFFFFFFFFF AAAAAAA SSSSSSSSSS OOOOOOOOOOOO FFFFFFFFFFFF AAAAAAAA SSSSSSSSSSS OOOOOOOOOOOOOO FFFFFFFFFFFF AAAA AAAA SSSS S OOOOOO OOOOO FFFF AAAA AAAA SSSSS OOOOO OOOO FFFFF AAAA AAAA SSSSSSSSSS OOOO OOOOO FFFFFFFFFFFF AAAA AAAA SSSSSSSSS OOOOO OOOO FFFFFFFFFFFF AAAAAAAAAAAAA SSSSS OOOO OOOO FFFF AAAAAAAAAAAAAA S SSSS OOOOO OOOOO FFFF AAAAAAAAAAAAAAA SSSSSSSSSSS OOOOOOOOOOOOO FFFF AAAA AAAAA SSSSSSSSS OOOOOOOOOO FFFF AAAA AAAAA SSSS OOOOO FFFF AAAA AAAAA S O F T W A R E L I B R A R I E S International Astronomical Union Division A: Fundamental Astronomy Standards Of Fundamental Astronomy Board Release 12 2016 April 1