September 13th, 2007 - Tear-Off Calendar 📆☼Sunrise 6:31 AMSunset 7:01 PM♍☽Moonrise 8:35 AMMoonset 7:45 PM♎September 12th‹Thursday13September 14th›September 2007Day of the year: 256, Week of the year: 37Holidays and observances in September 13th, 2007Programmer’s DayPositive Thinking Day