Definition:Time/Unit/Great Year of Plato/Historical Note

Historical Note on Great Year of Plato
The great year of Plato was never actually mentioned by himself.

The concept was raised in the context of the precession of the equinoxes, supposed to have been discovered by.

It was who (mistakenly or dishonestly) who determined that the time period was $12 \, 960 \, 000$ days of $360$ years.

The actual period is approximately $25 \, 800$ years, referred to as a Platonic year.