癸卯 Traditional form: 癸卯 Pinyin (reading): guǐmǎo Definitions: fortieth year J4 of the 60 year cycle, e.g. 1963 or 2023 Characters: 癸 - 10th heavenly stem 卯 - 4th terrestrial branch; period from 5-7 a.m. Traditional characters: 癸 - 10th heavenly stem 卯 - 4th terrestrial branch; period from 5-7 a.m.