KELT-19 A is a star with 1.62 times the mass of the Sun, and 1.83 times its radius. It is located 979.37 light years away from the solar system.
KELT-19 A is known to have 1 exoplanets in orbit around it.
KELT-19 A b was discovered by the KELT observatory, in 2018-01, using the transit method. Its semi-major axis is 0.06 astronomical units, as compared to Earth's which is 1 astronomical unit. The mass of KELT-19 A b is 1294.260 times the mass of Earth. The radius of KELT-19 A b is 21.409 that of Earth. At more than 50 Earth masses, KELT-19 A b is a gas giant, a planet whose mass is mostly made up of hydrogen and helium, like Jupiter and Saturn in our solar system.