Distance between Xi'an, China and the Tropic of Capricorn

6423 km = 3991 miles

Xi'an, China: basic facts and figures

Country: China
Xi'an coordinates: 34°15′29″ N, 108°55′42″ E
Population: 6,501,190
Find out what time it is in Xi'an right now
See the map of Xi'an
Wikipedia article: Xi'an

The Tropic of Capricorn: basic facts and figures

The Tropic of Capricorn or Souhern Tropic is a circle of latitude or parallel on the Earth's surface where the Sun appears in zenith once a year, at the time of the winter solstice.
For the points on the Earth's surface located between the Tropic of Cancer and the Tropic of Capricorn, the Sun appears in zenith twice a year.
For the points on the Earth's surface located to the north of the Tropic of Cancer and to the south of the Tropic of Capricorn, the Sun never appears in zenith.

The latitude of the Tropic of Capricorn depends on the tilt of the Earth's axis which changes with time.
The current latitude of the Tropic of Capricorn equals 23°26′16″ S.

Wikipedia article: the Tropic of Capricorn