Cron Scheduling

# minute hour day-of-month month day-of-week

# minute (0 - 59)
# hour (0 - 23)
# day-of-month (1 - 31)
# month (1 - 12)
# day-of-week (0 - 6) (0 to 6 are Sunday to Saturday, or use names; 7 is Sunday, the same as 0)