Jubilees 5:22,30
[22]And Noah made the ark in all respects as He commanded him, in the twenty-seventh jubilee of years, in the fifth week in the fifth year (on the new moon of the first month). [1307 A.M.]
[30]And on the new moon of the tenth month the tops of the mountains were seen, and on the new moon of the first month the earth became visible.