HD 195019 b
Encyclopedia
HD 195019 b is an exoplanet orbiting around HD 195019 in the binary star
system. It has a minimum mass
of 3.7 MJ
. It orbits very close to the star. Like many planets at close distance, its orbit is circular, even more circular or less eccentric than Earth
. It takes 437 hours to orbit with velocity of 83.24 kilometers per second.
Binary star
A binary star is a star system consisting of two stars orbiting around their common center of mass. The brighter star is called the primary and the other is its companion star, comes, or secondary...
system. It has a minimum mass
Minimum mass
In astronomy, minimum mass is the lower-bound calculated mass of observed objects such as planets, stars and binary systems, nebulae, and black holes. Minimum mass is a widely cited statistic for extrasolar planets...
of 3.7 MJ
Jupiter mass
Jupiter mass , is the unit of mass equal to the total mass of the planet Jupiter . Jupiter mass is used to describe masses of the gas giants, such as the outer planets and extrasolar planets. It is also used in describing brown dwarfs....
. It orbits very close to the star. Like many planets at close distance, its orbit is circular, even more circular or less eccentric than Earth
Earth
Earth is the third planet from the Sun, and the densest and fifth-largest of the eight planets in the Solar System. It is also the largest of the Solar System's four terrestrial planets...
. It takes 437 hours to orbit with velocity of 83.24 kilometers per second.