EST EDT UTC
(winter) (summer) (Z)
12 AM 1 AM 0500
1 2 0600
2 3 0700
3 4 0800
4 5 0900
5 6 1000
6 7 1100
7 8 1200
8 9 1300
9 10 1400
10 11 1500
11 12 PM 1600
12 PM 1 1700
1 2 1800
2 3 1900
3 4 2000
4 5 2100
5 6 2200
6 7 2300
7 8 0000 (next day)
8 9 0100
9 10 0200
10 11 0300
11 12 AM 0400
12 AM 1 0500