Planet K2-260 Ab

Detailed information about planet K2-260 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-260 Ab
Planet Status
Confirmed
Discovered in
2018
Update
2024-06-11
Mass
1.42 ( +0.31 -0.32 ) MJ
Mass*sin(i)
1.42 ( +0.31 -0.32 ) MJ
Semi-Major Axis
0.0404 ( +0.0013 -0.0016 ) AU
Orbital Period
2.6266657 ( +2e-06 -1.8e-06 ) day
Eccentricity
—
ω
90.0 deg
Tperi
2457820.738135 ( +9e-05 -9e-05 ) JD
Radius
1.552 ( +0.048 -0.057 ) RJ
Inclination
88.67 ( +0.89 -1.0 ) deg
Detection Method
Primary Transit
Mass Meas. Method
Radial Velocity
Radius Meas. Method
Primary Transit
Primary transit
2457820.73813 ( +9.1e-05 -9.8e-05 ) JD
Secondary transit
—
λ
—
Impact Parameter b
0.122 ( +0.09 -0.082 )
Time Vr=0
—
Velocity Semiamplitude K
178.0 ( +38.0 -39.0 ) m/s
Calculated temperature
1957.0 ( +78.0 -77.0 ) K
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
EPIC 246911830 b, 2MASS J05072816+1652037 b, WISE J050728.15+165203.7 b
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
K2-260 A
Distance
676.32 ( +19.42 -19.42 ) pc
Spectral type
F6 V
Apparent magnitude V
12.69
Mass
1.39 ( ± 0.06 ) MSun
Age
1.9 ( ± 0.3 ) Gyr
Effective temperature
6367.0 ( ± 250.0 ) K
Radius
1.69 ( ± 0.03 ) RSun
Metallicity [Fe/H]
-0.14 ( ± 0.15 )
Detected Disc
—
Magnetic Field
—
RA2000
05:07:28.2
Dec2000
+16:52:03.8
Alternate Names
K2-260, 2MASS J05072816+1652037, EPIC 246911830, WISE J050728.15+165203.7

K2-260 likely forms a binary system with an M dwarf companion about 400 AUs away (Johsnon et al. 2018).

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