19981what is the constellation on February 27th?

According to the general language habit, you should say the date of the lunar calendar.

Constellations are determined by the date of the solar calendar. 19981February 27th, the solar calendar date is1February 999 12, and the constellation of that day is Aquarius.

Gregorian calendar: 1999 February 12 Friday Aquarius

Lunar calendar: December 27th, Year of the Tiger.

Four pillars: trade, soldiers and guards

Source: Hua Wang.