Help This article does not have enough inline citations or proper citation format. You can help Halo Nation by adding citations.

The Covenant battle calendar is the standardized timekeeping calendar employed by the Covenant military, intended to assist in chronological coordination between ships, units, and planets in different systems with different measures of time. The Battle Calendar is measured in Cycles and then broken down further into Units. It appears to be the Covenant equivalent of the military calendar employed by the UNSC.

Related PagesEdit

List of AppearancesEdit