Kartik (month) name of the month is derived from the name of the star Krittika (কৃত্তিকা). It marks the start of the dry season ( "Hemôntô"). "Kārttikai" (கார்த்திகை, ) is the eighth month of the Tamil calendar used by Tamils across the world. It corresponds to November/December in the Gregorian calendar. It begins when the sun enters the sign of Scorpio. Many festivals, such as Karthikai Deepam, are celebrated in this month. The name of the month is derived from a star, "kārttikai" (கார்த்திகை). According to the Bikram Sambat calendar of Nepal, which is also the country's official calendar, Kartik is the
Ramadan (calendar month) entire month and the gates of Hell (Jahannam) would be closed. The first day of the next month, Shawwal, is spent in celebration and is observed as the "Festival of Breaking Fast" or Eid al-Fitr. The calendar is a lunar calendar, and months begin when the first crescent of a new moon is sighted. Since the Islamic lunar calendar year is 10 to 11 days shorter than the solar year and contains no intercalation, Ramadan migrates throughout the seasons. The Islamic day starts after sunset. The estimated start and end dates for Ramadan, based on the Umm al-Qura calendar of