Most calendars termed as lunar calendars are ofcourse lunisolar calendars. Their months are relied on observations of the lunar cycle, with intercalation being utilized to bring them into normal agreement with the solar year. The solar civic calendar which was used in earlier Egypt displayed paths of its start in the previous lunar calendar, that followed to be practised alongside it for religious & crops causes. Nowadays lunisolar calendars comprise the Chinese, Hindu, & Thai calendars.
A lunar calendar is a calendar fully grounded upon the monthly cycles of the Moon’s phases or simply synodic months, in contrast to solar calendars, whose yearly cycles are based only straight upon the solar year. The very commonly used calendar, the Gregorian calendar, is also the solar calendar system that actually born out of a lunar calendar system.
In clear lunar calendars such as the Islamic calendar, the lack of intercalation makes the lunar months to rotate through all the seasons of the Gregorian year over the time of a thirty-three lunar-year cycle.
Eventhough the Gregorian calendar is in general and right use in many nations, traditional lunar & lunisolar calendars remain to be used all over the Old World to calculate religious festivals and national holidays. For example the holidays comprise Ramadan in Islamic calendar, Easter in Korean, Vietnamese, the Chinese, Japanese, and Mongolian New Year in Chinese, Japanese, Korean, Vietnamese, & Mongolian calendars, the Nepali New Year as per Nepali calendar, the Mid-Autumn Festival & Chuseok in Chinese & Korean calendars, Loi Krathong in Thai calendar and Sunuwar calendar and finally Diwali according to Hindu calendars and and Rosh Hashanah as per Hebrew calendar.
With the Moon Phase Calendar, one can determine dates and times for the full Moon, new Moon, and each phase in between. The calendar displays the moon phases of any year. The correct dates for the phases are provided in Universal Time and hence can vary by a day at the place where you reside. Between new & half, the moon is a crescent, between half and full, ofcourse it is a gibbous moon.
The year 2019 has 12 full moons and 12 new moons. There is an indication that the month of January and March may have two full moons and one new moon. The second full moon of a month is known as blue moon.