No earlier than: midnight 1 am 2 am 3 am 4 am 5 am 6 am 7 am 8 am 9 am 10 am 11 am noon 1 pm 2 pm 3 pm 4 pm 5 pm 6 pm 7 pm 8 pm 9 pm 10 pm 11 pm midnight

No later than: midnight 1 am 2 am 3 am 4 am 5 am 6 am 7 am 8 am 9 am 10 am 11 am noon 1 pm 2 pm 3 pm 4 pm 5 pm 6 pm 7 pm 8 pm 9 pm 10 pm 11 pm midnight

In

For "Days of the Week" events, it is expected that all participants are in a single time zone.