+5˝hrs -6hrs +10˝hrs +3hrs
-8hrs +10hrs -10hrs -4hrs
25 15 30 20
-5hrs +4hrs -6hrs -4hrs
1884 1784 1934 1834
New York Philadelphia Washington Los Alamos
0hrs +12hrs +10hrs -12hrs
-1hr +2hrs 0hrs +1hrs
116760 8760 216760 16760
-10hrs +10hrs -12hrs -8hrs