HIP 9618 c
Orbiting HIP 9618
HIP 9618 c is an exoplanet orbiting the star HIP 9618, discovered in 2023 using the Transit method. It is a Mini-Neptune world.
Radius
3.43
Earth radii
Mass
7.00
Earth masses
Orbital Period
52.6
days
Distance
67.5
parsecs
Equilibrium Temp
470
K
Radius (Earth radii)
3.43
Mass (Earth masses)
7.00
Measured
Equilibrium Temperature
470 K
Parameter source: Polanski et al. 2024
Orbital Period
52.564+0.000−0.000days
Semi-Major Axis
0.2690+0.0050−0.0050au
Planet Mass (Earth masses)
7.00
Planet Mass (Jupiter masses)
0.0220
Eccentricity
0.0000
Argument of Periastron
90.0deg
Distance from Earth
67.5 pc (~220 ly)
Spectral Type
Unknown
Temperature
5649 K
Mass (Solar)
0.94 M☉
Radius (Solar)
0.96 R☉
Luminosity
-0.07 log L☉
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
30.9050°, 21.2813°
Discovery Method
Transit
Discovery Year
2023
Source ID: HIP 9618 c
HIP 9618 c orbits HIP 9618 and was reported in 2023 and was detected with the Transit method.
Published measurements list a radius of 3.43 Earth radii, a mass of 7 Earth masses, an orbital period of 52.56 days, and an equilibrium temperature near 470 K.
Catalog data places the system at about 67.5 parsecs from Earth and 2 known planets in the system.
Host star
Explore the stellar record for this system to compare temperature, spectral type, and known planets.
Open HIP 9618More planets in this system