How long does it take for American tourist asylum to become a green card?

One year. American tourist asylum is a complex field involving American immigration law and American immigration policy. It takes one year to get a green card, and the asylum is successful. Apply for a green card after one year, and if you succeed again, you can get a formal green card. This green card obtained through asylum is a conditional green card, which is called AS6 green card in the United States.