Star K2-136

Orange star K2-136 is located 192 light years away from the Sun. It is a single star, that has 74 % of solar mass. There are multiple known exoplanets in this system.

K2-136

Orange star

Location

Right ascension: 4h 29m 39.1s

Declination: 22° 52' 57.2'' (northern hemisphere)

Parallax: 16.982

Sun distance: 192.06 ly | 58.9 pc

Basic characteristic

Mass: 74.2 % M Sun

Size: 68 % R Sun

Temperature: 4500 K | 0.78 T Sun

Age: 0.7 billions years | 0.15 Sun

Luminosity: 0.1673 L Sun

Photometry

Apparent magnitude (V): 11.2

Absolute magnitude (V): 7.3

K
2.1

H
1.6

J
1.2

Grp
0.8

I
0.8

G
0.6

V
0.5

Gbp
0.5

B
0.4

U
0.3

Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

K2-136 system structure

K2-136
	K2-136 b	0.07 AU	3.5 M⊕	1 R⊕	8 days
	K2-136 c	0.12 AU	18.1 M⊕	3 R⊕	17.3 days
	K2-136 d	0.15 AU	2.5 M⊕	1.6 R⊕	25.6 days

More about K2-136

Star K2-136 is approximately 70 % of the size of Sun and temperature on its surface is around 4500 K (4227 °C), which is about 78 % of Sun's temperature.

       K2-136 can be found in northern celestial hemisphere, however it is too dim to be seen with the naked eye or even a small telescope.

Other designations of this star
EPIC 247589423, 2MASS J04293897+2252579

External sources

The shared evaporation history of three sub-Neptunes spanning the radius-period valley of a Hyades star

Scientific study, Accepted: 25. 04. 2023

Hyades Member K2-136c: The Smallest Planet in an Open Cluster with a Precisely Measured Mass

Scientific study, Accepted: 05. 04. 2023

TESS database (TOI 5087.01)

Archive from the TESS mission

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