Divide I. by 19, the remainder (or 19, if no remainder) is the golden number.
If 25, change it into 26, whenever the golden number is greater than 11.
The "golden number" of the Prayer-book is the number of the year in this cycle.
Eight I hold the golden number, never to be exceeded without weakening the efficacy of concentration.
The golden number is a term arising from the discovery that the sun performs his annual course 19 times to the moon's 235.
Thus, fourteen was the golden number for 1837, being the fourteenth year of the lunar cycle.
Divide one more than the given year by 19, the remainder (or 19 if no remainder) is the golden number.
This period is the cycle of the moon, called the golden number because the Greeks, to honor it, had it written in letters of gold.
It is, however, only used in those years in which the epact 19 concurs with the golden number 19.
When the golden number is 19, that is to say, in the last year of the lunar cycle, the supplementary month contains only 29 days.
See golden ratio