What is the date of the 5. 19 Gregorian calendar in the lunar calendar in 2002?

What you want to ask is the solar calendar date of May 19 of the lunar calendar in 2002? June 29, 2002.

According to the traditional calendar of China, May 19 of the 2002 lunar calendar is June 29th, 2002.

The lunar calendar is a traditional calendar in China. It takes the change period of the moon phase as the length of the month, adds the "twenty-four solar terms" component of the trunk calendar, and refers to the length of the tropical year of the sun. By setting leap months, the average calendar year is adapted to the tropical year.