17th December 1977 - Tear-Off Calendar 📆☼Sunrise 08:06Sunset 15:47♐☽Moonrise 12:02Moonset -♓/♈16th December‹Saturday1718th December›December 1977Day of the year: 351, Week of the year: 50Holidays and observances in 17th December 1977Wright Brothers DayReligious holidays in 17th December 1977Advent