What is the constellation of 9 1 March 15? Is it calculated by lunar calendar or solar calendar?

Of course, the constellation is calculated according to the solar calendar, and the lunar calendar is the small print on the calendar, which is the way of the first day of the month.

If this date is Pisces according to the solar calendar, if it is a lunar calendar, it will be converted into1991April 29, which is Taurus. (* _ _ *) Hee hee ...