The constellation is determined by the date of the solar calendar. The solar calendar date on August 30th, 2000 is September 27th, and the constellation of that day is Libra.
Lunar calendar: August 30th in the Year of the Loong.
Branch: Chen Geng Yiyou Materials
Gregorian calendar: Wednesday, September 27th, 2000, Libra.
Source: Hua.com.