K2-53 Overview

K2-53 0.85 R_⦿ 5269.00 K

K2-53 b

0.232 R_Jup

Overview Notes System Parameters Nearby Data Legend

Architecture: K2-53; K2-53

Other Data: Bibliography 10; Exoplanet Archive Notes 1; Nearby Data 6

Discovery Data

Host	Planet	Method	Year	Reference	Disposition
K2-53	K2-53 b	Transit	2016	Crossfield et al. 2016	Confirmed Planet

Exoplanet Archive Notes (1)

K2-53 b

Equilibrium temperature was calculated assuming a Bond albedo of 0.3. (Livingston et al. 2019)

K2-53 Stellar Parameters (7 Solutions)

RA: 16h16m34.07s

Dec: -20d24m02.15s

Distance: 138.018+1.140-1.121
pc

Parallax: 7.2173300±0.0588802 mas

Ecliptic Latitude: 0.89854 deg

Ecliptic Longitude: 245.86818 deg

Galactic Latitude: 21.27273 deg

Galactic Longitude: 354.63158 deg

Total Proper Motion: 38.4408569±0.0894864 mas/yr

Proper Motion (RA): 33.4890000±0.0941628 mas/yr

Proper Motion (Dec): -18.8729000±0.0728262 mas/yr

Photometry: m_V
12.634±0.057; m_TESS
11.4608±0.0061; m_J
10.306±0.024; m_H
9.826±0.024; m_Ks
9.664±0.021; m_Kep
11.888; m_W1
9.579001±0.022000; m_W2
9.577±0.018; m_W3
9.681±0.062; m_W4
8.474; m_Gaia
12.147800±0.000254; m_B
13.473±0.008

Abundances (Hypatia Catalog): [Fe/H] -0.11±0.04 dex; [C/H] -0.09±0.09 dex; [O/H] -0.05±0.09 dex; [Na/H] -0.23±0.04 dex; [Mg/H] -0.10±0.07 dex; [Al/H] -0.20±0.06 dex; [Si/H] -0.12±0.05 dex; [Ca/H] -0.10±0.06 dex; [Y/H] -0.09±0.08 dex

Mission: K2 : Observed in Campaign 2

Tools: ExoFOP Target Overview Page; IRSA Finding Chart; K2 Names; K2 Planets and Candidates; K2 Targets; Stellar Hosts; K2 Time Series

Source	TICv8	Livingston et al. 2019	Gaia DR2	Crossfield et al. 2016	Kruse et al. 2019	Barros et al. 2016	Vanderburg et al. 2016	Show Candidate Solutions >>	<< Hide Candidate Solutions
T_eff (K)	4555.000+148.468-143.054	5263+88-86	4749.3467+275.6530-242.6170	5269±79	---	---	4684
M_✶ (M_⦿)	0.7180000+0.1018210-0.0792484	0.851+0.032-0.038	---	0.830±0.030	---	---	---
R_✶ (R_⦿)	0.8246660+0.0690462-0.0552352	0.807+0.016-0.015	0.71252066+0.07878110-0.07602850	0.850±0.050	0.713 +0.076-0.079	---	0.72
log g (log₁₀(cm/s²))	4.4616400+0.0827325-0.1113440	4.555+0.022-0.028	---	4.491±0.058	---	---	---
L_✶ (log₁₀(L_⦿))	-0.5787958+0.0433778-0.0264836	---	-0.63317486+0.00465612-0.00470656	---	---	---	---
γ (km/s)	---	---	43.342035692063803±1.237409039774769	---	---	---	---
Metallicity (dex)	---	-0.037+0.052-0.053 [Fe/H]	---	---	---	---	---
ρ_✶ (g/cm³)	1.8049160+0.6090210-0.4429702	2.29+0.15-0.18	---	---	---	---	---

K2-53 b Planetary Parameters (5 Solutions)

Status: Confirmed Planet
Detected By: Transit

Tools: Transit Prediction Service; K2 Names; K2 Planets and Candidates; Transit

Source	Livingston et al. 2019	Crossfield et al. 2016	Kruse et al. 2019	Barros et al. 2016	Vanderburg et al. 2016	Show Candidate Solutions >>	<< Hide Candidate Solutions
S (S_⨁)	---	52.5±7.1	---	---	---
P (days)	12.207720+0.000123-0.000113	12.2054±0.0018	12.20773±0.00030	12.20911650	12.207632
R_p (R_⨁)	2.6±0.1	2.50±0.26	2.34 +0.27-0.35	---	2.47
R_p (R_Jup)	0.23±0.01	0.223±0.023	0.209 +0.024-0.031	---	0.220
R_p/R_✶	0.030±0.001	0.0267±0.0022	0.0301 +0.0012-0.0030	---	0.02830
a (au)	0.098±0.001	0.0975±0.0012	---	---	---
T₁₄ (hours)	3.48±0.07	3.64±0.20	3.62640+0.07920-0.10320	3.80700+0.22500-0.22500	3.64000
T_C (days)	2456896.38582+0.00189-0.00186	2456896.3911±0.0067	2456896.385±0.0011	2456896.382329	2456896.385
a/R_✶	26.3±0.4	---	23.7 +5.7-2.7	---	---
δ (%)	---	---	0.1001±0.0019	0.092±0.004	0.100
b	0.31+0.07-0.10	---	---	---	0.34
T_eq (K)	665±13	---	---	---	---
i (deg)	89.32+0.22-0.16	---	---	---	---

Nearby Data (6 Data Types within 30 arcseconds)

Known Objects: 1 Confirmed Planets; 1 K2 Targets; 5 2MASS Point Source Catalog

Data Files: 1 SuperWASP Time Series; 1 K2 Time Series; 1 Associated Literature Data

Bibliography (10 References)

System

Star

Confirmed

Candidate

False Positive Planet

Controversial

False Positive

Aliases

Data Access

Transit Prediction Service

Time Series

Kepler | K2

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