What does a yellow porch light mean? Yellow porch lights are bug lights. By bug light I mean they are not supposed to attract bugs as bad as regular light bulbs.
GPS Week Number Rollover. The GPS Week Number count began at approximately midnight on the evening of 05 January 1980 / morning of 06 January 1980. Since that time, the count has been incremented by 1 each week, and broadcast as part of the GPS message. The GPS Week Number field is modulo 1024. This means that at the completion of week 1023, the GPS week number rolled over to 0 on midnight GPS Time of the evening of 21 August 1999 / morning of 22 August 1999. Note that this corresponded to 23:59:47 UTC on 21 August 1999.
365 days a calendar at hand! (Week 42). This website shows every (annual) calendar including 2015, 2016 and 2017. This can be very useful if you are looking for a specific date (When there's a holiday / vacation for example) or maybe you want to know what the week number of a date in 2017 is.You can also use this site to find out when a particular day or date in 2017 takes place. View below the 2017 calendar.lso month calendars in 2017 including week numbers can be viewed at any time by clicking on one of the above months. Additionally you can view also leap years, daylight saving, current moon phase in 2017, moon calendar 2017, world clocks and more by selecting an item in the menu above.