Constellations are determined by the date of the solar calendar. 200 1 lunar July 17, the Gregorian calendar date is September 4th, and the constellation of that day is Virgo.
Lunar calendar: July 17, Xinsi year
Main branch: Xin Sibing Shen Wu Geng.
Gregorian calendar: 200 1 September 4th Tuesday Virgo.
Source: Hua.com.