The Nativity : Chapter 12-128

On January 7, 4 B.C. of the old Gregorian calendar of the Astronomy: the moon was the gibbous (9.4). The zenith was at 19:53:28.
On January 14, 4 B.C. of the old Gregorian calendar of the Astronomy: the moon was almost full moon (16.4). The zenith was at 0:57:25.
See the sun’s and moon’s data of -40107 of on January 7, 4 B.C.
The calendar of the Astronomy and the old Gregorian calendar of the Astronomy were the same calendar. But both of them did not exist in this history.