 Chamchian provided a chronology for the Armenian patriarchs (as laid down by Movses Khorenatsi in his "History of Armenia"), dating Hayk's battle with Belus, and thus the formation of the Armenian people, to August 11, 2492 BC.He is also the source for the traditionally accepted date for the foundation of official Christiandom in Armenia as AD 301.In 1795 he was sent back to Constantinople as the resident Mekhitarian representative.