How is the constellation calculated?

Pay attention to the Gregorian calendar, which is the Gregorian calendar.

Aries constellation

03/2 1 - 04/ 19

Taurus constellation

04/20 - 05/20

Gemini

05/2 1 - 06/2 1

Cancer constellation

06/22 - 07/22

Le Signe du Lion

07/23 - 08/22

virgo

08/23 - 09/22

libra

09/23 - 10/23

Scorpius

10/24 - 1 1/2 1

Sagittarius

1 1/22 - 12/2 1

Capricorn palace. Compare CAPRICORNUS

12/22 - 0 1/ 19

Aquarius constellation

0 1/20 - 02/ 18

fishes

02/ 19 - 03/20