Hebrew calendar (astronomically called a lunar conjunction and, in Hebrew, a molad) is the moment at which the sun and moon are aligned horizontally with respect to a north-south line (technically, they have the same ecliptical longitude). The period between two new moons is a synodic month. The actual length of a synodic month varies from about 29 days 6 hours and 30 minutes (29.27 days) to about 29 days and 20 hours (29.83 days), a variation range of about 13 hours and 30 minutes. Accordingly, for convenience, a long-term average length, identical to the mean synodic month of ancient times (also
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