Calendar
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.
Filter by how the timing is determined
January 1 February March April 1 May 1 June 1 July 1 August 1 September 1 October November December 1
May
Fixed by an institution
Labuhan Parangkusumo
The 30th of Rajab, marking the Sultan's accession
Fixed by the court and announced in advance.
Parangkusumo, Bantul
How timing is determined
By observation
2 occasions
Timing is set by direct observation — moon, tide, or the appearance of a creature. It cannot be computed in advance.
Computed from a calendar
2 occasions
Computable from the relevant customary calendar and mappable onto the Gregorian calendar.
Fixed by an institution
4 occasions
Fixed and announced in advance by a court, an institution, or a district government.
By an office-holder
4 occasions
Determined by a customary office-holder on grounds not computable from outside. Indonesiana does not estimate the date.