Planet K2-266 Ag

Detailed information about planet K2-266 Ag and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-266 Ag
Mass
—
Mass*sin(i)
—
Semi-Major Axis
0.2501 ( +0.0038 -0.0037 ) AU
Orbital Period
56.682 ( +0.019 -0.018 ) day
Eccentricity
0.28 ( +0.14 -0.18 )
ω
61.0 ( +72.0 -130.0 ) deg
Tperi
—
Radius
0.0723 ( +0.0125 -0.0098 ) RJ
Inclination
89.51 ( +0.23 -0.12 ) deg
Primary transit
2457913.436 ( +0.014 -0.013 ) JD
Secondary transit
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λ
—
Impact Parameter b
0.63 ( +0.19 -0.35 )
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Surface gravity log(g/gH)
—
Data Source Type Result Value Result Figure Notes Reference
Molecule Data Source Type Result Value Result Figure Notes Reference

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Star

Name
K2-266 A
Distance
77.5586 ( +0.3581 -0.3549 ) pc
Spectral type
K7V
Apparent magnitude V
—
Apparent magnitude I
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Apparent magnitude J
—
Apparent magnitude H
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Apparent magnitude K
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Mass
0.68 ( +0.0679 -0.094 ) MSun
Age
8.4 ( +4.1 -4.8 ) Gyr
Effective temperature
4362.0 ( +110.463 -137.357 ) K
Radius
0.7337 ( +0.0678 -0.0572 ) RSun
Metallicity [Fe/H]
-0.12 ( +0.4 -0.42 )
Detected Disc
—
Magnetic Field
—
RA2000
10:31:44.5
Dec2000
+00:56:15.3
Alternate Names
EPIC 248435473, WISE J103144.54+005614.5, EPIC 248435473 A, TIC 374180079, 2MASS J10314450+0056152

K2-266 forms a widely separated (a = 3316 AUs) binary system with a late K to early M dwarf companion (Mugrauer 2019).

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