Lunar calendar traces of its origin in the earlier lunar calendar, which continued to be used alongside it for religious and agricultural purposes. Present-day lunisolar calendars include the Chinese, Hindu, and Thai calendars. Synodic months are 29 or 30 days in length, making a lunar year of 12 months about 11 days shorter than a solar year. Some lunar calendars do not use intercalation, such as most Islamic calendars. For those that do, such as the Hebrew calendar, the most common form of intercalation is to add an additional month every second or third year. Some lunisolar calendars are also calibrated by
Brno 2 Hours 30 Minutes Brno 2 Hours 30 Minutes The Brno 2 Hours 30 Minutes was a sports car endurance race held at the Automotodrom Brno in Brno, Czech Republic. The race was first held in 1988 as a round of the World Sportscar Championship. It was revived in 1997 for the International Sports Racing Series, and continued until 2002 under the FIA Sportscar Championship. It has since been absorbed into the 24H Series, which in 2015 organised the Hankook 12 Hours Epilog of Brno, and in 2016 the Hankook 24 Hours Epilog of Brno. This was the first ever 24 hours endurance race