US Eastern UTC offset in minutes for a given instant, computed from the statutory DST rule (second Sunday in March 2:00 → first Sunday in November 2:00). Returns -240 (EDT) inside the DST window and -300 (EST) outside.
US Eastern UTC offset in minutes for a given instant, computed from the statutory DST rule (second Sunday in March 2:00 → first Sunday in November 2:00). Returns -240 (EDT) inside the DST window and -300 (EST) outside.