Planet K2-148 Ad

Detailed information about planet K2-148 Ad and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name
K2-148 Ad
Planet Status
Confirmed
Discovered in
2018
Publication
Status
—
Update
2024-06-11
Mass
—
Mass*sin(i)
—
Semi-Major Axis
0.0774 ( ± 0.0024 ) AU
Orbital Period
9.7579 ( ± 0.001 ) day
Eccentricity
—
Angular distance
—
ω
—
Tperi
—
Radius
0.146 ( +0.021 -0.019 ) RJ
Inclination
—
Detection Method
Primary Transit
Mass Meas. Method
—
Radius Meas. Method
—
Primary transit
2457386.34305 ( ± 0.00545 ) JD
Secondary transit
—
λ
—
Impact Parameter b
—
Time Vr=0
—
Velocity Semiamplitude K
—
Calculated temperature
—
Measured temperature
—
Hottest point longitude
—
Geometric albedo
—
Surface gravity log(g/gH)
—
Alternate Names
2MASS J00580427-0011353 d, EPIC 220194974 A d, EPIC 220194974 d, EPIC 220194974.02, K2-148 A d, WISE J005804.24-001135.6 d
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
K2-148 A
Distance
124.458 ( +0.626 -0.619 ) pc
Spectral type
M0V
Apparent magnitude V
13.627
Apparent magnitude I
—
Apparent magnitude J
—
Apparent magnitude H
—
Apparent magnitude K
—
Mass
0.639 ( +0.0746 -0.09 ) MSun
Age
—
Effective temperature
4081.0 ( +148.7 -104.955 ) K
Radius
0.6739 ( +0.0459 -0.0898 ) RSun
Metallicity [Fe/H]
-0.11 ( ± 0.12 )
Detected Disc
—
Magnetic Field
—
RA2000
00:58:04.3
Dec2000
-00:11:35.4
Alternate Names
EPIC 220194974, WISE J005804.24-001135.6, TIC 423358488, EPIC 220194974 A, 2MASS J00580427-0011353

Hirano et al. (2017) : EPIC 220194974 belongs to a wide binary with an M dwarf companion star. The separation of 9.4" between this star and EPIC 220194953 translates to the projected distance of ∼1100 AUs. Michel & Mugrauer (2024) confirm a separation of 1163 AUs.

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