calendar era system

C45581
concept

A calendar era system is a method of dating events by counting years from a specific starting point (epoch) defined by a cultural, religious, or historical reference.

All labels observed (2)

Label Occurrences
calendar and reign system element 1
calendar era system canonical 1

Instances (2)

Instance Via concept surface
Yuanzhen
surface form: Chinese era name
Harmonious Justice
surface form: Chinese imperial era name
calendar and reign system element