By observation
Bau Nyale
February, the 20th day of the tenth Sasak month
Fixed from lunar observation and confirmed by the appearance of the nyale; the official announcement issues some weeks beforehand.
Most ceremonies in this corpus do not fall on a fixed Gregorian date. This calendar therefore does not force a date: it states how the timing of each is determined, and declines to display an estimate where the determination cannot be computed.
By observation
February, the 20th day of the tenth Sasak month
Fixed from lunar observation and confirmed by the appearance of the nyale; the official announcement issues some weeks beforehand.
By observation
February and March, after the nyale appear
Determined separately by the rato of each district, so dates differ between Kodi, Lamboya and Wanukaka.