... defined the second to be the time ittakes the cesium 133 atom to make exactly 9,192 ,63 1,770 transitions. The choiceof 9,192 ,63 1,770 was made to make the atomic second equal to the mean solar second ... anything to do with papal decrees and did notaccept the Gregorian calendar for 170 years.Figure 6- 3. TAl seconds are of constant length, unlike solar seconds. Leapseconds are introduced when necessary ... are simply lessCLOCKSYNCHRON~ATIONSEC. 6. 1242SYNCHRONIZA TIONAn important advantage of more traditional distributed systems is that we caneasily and efficiently deploy time servers. Moreover,...