MASONIC CALENDAR
ANCIENT CRAFT MASONS

Commence their era with the creation of the world, calling it Anno Lucius (A.L.), “In the year of light.”

ROYAL ARCH MASONS

Date from the year the second temple was commenced by Zerubbabel, Anno Inventionis (A.Inv.), “In the year of the discovery.”

ORDER OF HIGH PRIESTHOOD

Dates from the year of the blessing of Abraham by the High Priest Melchizedek, Anno Benefacionis (A.B.), “The year of the blessing.”

ROYAL AND SELECT MASTERS

Date from the year in which the Temple of Solomon was completed, Anno Depositionis (A.Dep.), “In the year of deposit.”

KNIGHTS TEMPLAR

Commence the era with the organization of the Order. Anno Ordinis, (A.O.), “In the year of the Order.”

RULES FOR MASONIC DATES IN 2020

Ancient Craft Masons

Add 4000 years to the Common Era. Thus: 2020 + 4000 = 6020

Royal Arch Masons

Add 530 years to the Common Era.  Thus: 2020 + 530    = 2550

Order of High Priesthood

Add 1913 years to the Common Era. Thus: 2020 + 1913 = 3933

Royal and Select Masters

Add 1000 years to the Common Era. Thus: 2020 + 1000 = 3020

Knights Templar

From the Christian era take 1118.  Thus: 2020 – 1118 = 902