Excuse me, what constellation is the person born on the second day of the lunar calendar 1 month1day?

1987 The 21st day of the first lunar month is 1987 February 18 Gregorian calendar.

Constellations are the product of westerners. People in China don't use the lunar calendar, but only the solar calendar.

February 18 is Aquarius.

Capricorn (12/22-119) Capricorn

Aquarius (1/20-2/ 18)

Pisces (2/ 19-3/20)

Aries

Taurus (4/2 1-5/20)

Gemini

Cancer (June 22-July 22)

Leo

Virgo: Virgo

libra

Scorpio (10/23-11/21) Scorpio

Shooter (11/22-12/21) shooter