Aries: 3.2 1-4.20
Taurus: 4.2 1-5.2 1
Gemini: 5.22-6.2 1
Cancer: 6.22-7.23
Leo: 7.24-8.23
Virgo: 8.24-9.23
Libra: 9.24- 10.23
Scorpio:10.24-11.22
Sagittarius:11.23-12.22
Capricorn: 12.23- 1.20
Aquarius: 1.2 1-2. 19
Pisces: 2.20-3.20
You search the perpetual calendar, change your lunar calendar to Gregorian calendar, and then look for the constellation according to the above table.