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Kepler-1731 Overview

Kepler-1731 0.79 R⦿ 4845.00 K
Kepler-1731 b
0.262 RJup

Kepler-1731 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
Kepler-1731
Kepler-1731 b 21.76 d 2.93 R⨁ Transit 2021 Valizadegan et al. 2022 Confirmed Planet
RA
19h25m01.06s
Dec
+36d44m36.35s
Distance
169.948+0.641-0.636
pc
Parallax
5.8553000±0.0219513 mas
Ecliptic Latitude
57.77216 deg
Ecliptic Longitude
303.00105 deg
Galactic Latitude
9.71021 deg
Galactic Longitude
69.3932 deg
Total Proper Motion
35.9023141±0.0466191 mas/yr
Proper Motion (RA)
-7.7904400±0.0380079 mas/yr
Proper Motion (Dec)
-35.0469000±0.0470037 mas/yr
Photometry
mV
12.742±0.092
mTESS
11.8806±0.0062
mJ
10.982±0.020
mH
10.475±0.020
mKs
10.410±0.017
mKep
12.559
mW1
10.288±0.022
mW2
10.35±0.02
mW3
10.307±0.073
mW4
8.803001
mGaia
12.497400±0.000399
mB
13.783±0.023
mg
14.4688000±0.0116598
mi
19.307700±0.053034
mr
14.2450000±0.0101527
mu
15.7108000±0.0053513
mz
12.4838000±0.0044066
Abundances
(Hypatia Catalog)
[Fe/H] 0.01±0.04 dex
[C/H] -0.15±0.09 dex
[O/H] -0.29±0.09 dex
[Na/H] -0.19±0.04 dex
[Mg/H] -0.07±0.07 dex
[Al/H] -0.08±0.06 dex
[Si/H] 0.02±0.05 dex
[Ca/H] 0.04±0.06 dex
[Y/H] -0.18±0.08 dex
Mission
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Kepler Names
KOI
Kepler Stellar Data
Kepler Positional Probabilities
Q1-Q17 DR25 False Positive Probabilities
Kepler Certified False Positive
Q1-Q16 DR25 TCE
Stellar Hosts
Kepler Time Series
Kepler TCE Time Series
Source TICv8 Latham et al. 2005 Fulton & Petigura 2018 Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 KOI Table Q1-Q17 DR24 KOI Table Q1-Q16 KOI Table Q1-Q12 KOI Table Q1-Q8 KOI Table Q1-Q6 KOI Table
Teff
(K)
4923.570+128.916-148.197
 4845 4925±60 --- 4859±97
4919 +151-126
4919 +151-126
4919.00 +151.00-126.00
4917.00±67.00 4845
Metallicity
(dex)
0.0786880±0.0126767 [M/H] -0.175 [Fe/H] -0.01±0.04 [Fe/H] --- 0±0.15 [Fe/H]
-0.180 +0.340-0.280
[Fe/H]
-0.180 +0.340-0.280
[Fe/H]
-0.180 +0.340-0.280
[Fe/H] 		--- ---
R✶
(R⦿)
0.6891050+0.0540899-0.0469352
 0.788 0.702±0.018 ---
0.72 +0.047-0.029
0.72 +0.092-0.062
0.72 +0.092-0.062
0.7200 +0.0920-0.0620
0.7000±0.2300 ---
log g
(log10(cm/s2))
4.6689100+0.1113470-0.0835308
 4.58 --- ---
4.612 +0.015-0.045
4.582 +0.045-0.061
4.582 +0.045-0.061
4.582 +0.045-0.061
4.600±0.300 4.602
L✶
(log10(L⦿))
-0.5996143+0.0176090-0.0159349
 --- --- --- --- --- --- --- --- ---
ρ✶
(g/cm3)
3.4811431+1.1284348-0.8891013
 --- 2.12±0.06 ---
102.86534 +5.47239-30.25813
95.34506 +5.47945-31.28954
95.34506 +5.47945-31.28954
95.34506 +5.47945-31.28954
--- ---
M✶
(M⦿)
0.8080000+0.1226300-0.0750109
 ---
0.770+0.007-0.024
 ---
0.781 +0.034-0.049
0.723 +0.099-0.06
0.723 +0.099-0.06
0.7230 +0.0990-0.0600
0.7130±0.0360 ---
Age
(Gyr)
--- ---
2.14+3.36-1.45
 --- --- --- --- --- 13.9±3.8 ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
Kepler Names
KOI
Transit
Source Valizadegan et al. 2022 Fulton & Petigura 2018 Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 KOI Table Q1-Q17 DR24 KOI Table Q1-Q16 KOI Table Q1-Q12 KOI Table Q1-Q8 KOI Table
a/R✶
--- --- --- 137.07±7.3 133.64±7.7 133.64±7.7 133.64±7.7 54±17
Teq
(K)
--- --- --- 486 498 498 498 493
b
--- --- ---
0.123 +0.288-0.123
0.1696 +0.2837-0.1696
0.1696 +0.2837-0.1696
0.1696 +0.2837-0.1696
0.916±0.1
S
(S⨁)
--- 13.3±1.0 ---
13.18 +3.00-1.98
14.49 +6.31-3.58
14.49 +6.31-3.58
14.49 +6.31-3.58
---
e
--- --- --- 0 0 0 0 0
i
(deg)
--- --- --- 89.95 89.95 89.95 89.95 88.81
P
(days)
21.76129913 21.761293940±0.000010760 21.76129812±1.727e-05 21.76129812±1.727e-05 21.76129394±1.076e-05 21.76129394±1.076e-05 21.76129394±1.076e-05 21.761277±4.1e-05
Rp
(R⨁)
2.932956571 2.416±0.087 ---
2.53 +0.16-0.1
2.48 +0.32-0.21
2.48 +0.32-0.21
2.48 +0.32-0.21
3.1±1
Rp
(RJup)
0.2616613098 0.2155±0.0078 ---
0.226+0.014-0.009
0.221+0.029-0.019
0.221+0.029-0.019
0.221+0.029-0.019
0.277+0.089-0.089
Rp/R✶
---
0.031524+0.000987-0.000596
 ---
0.032165 +0.000807-0.000734
0.031524 +0.000987-0.000596
0.031524 +0.000987-0.000596
0.031524 +0.000987-0.000596
0.0404±0.0026
a
(au)
--- 0.13990±0.00095 --- .1401 .1369 .1369 .1369 .136
δ
(%)
--- --- --- 0.13007±0.00268 0.12358±0.00181 0.12358±0.00181 0.12358±0.00181 0.12360
T14
(hours)
--- --- --- 1.243±0.026 1.2657±0.0189 1.2657±0.0189 1.2657±0.0189 1.5138
TC
(days)
--- --- 2454999.54±0.000641
(BJD)
2454999.54±0.000641
(BJD)
2454999.541±0.00041
(BJD)
2454999.541±0.00041
(BJD)
2454999.541±0.00041
(BJD)
2454999.54036±0.00064
(BJD)
Print
Kepler Detection Products (4 File Types, 13 Files)
Kepler Pipeline Data Validation Reports q1_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler Pipeline Data Validation Summaries q1_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler TCERT Reports q1_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler Planet Detection Metrics q1_q17_dr24_stellar q1_q17_dr24_stellar q1_q17_dr25_stellar q1_q17_dr25_stellar
Kepler Detection Products
Kepler Pipeline Data Validation Summaries q1_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler Object of Interest
KepID 1026957 1026957 1026957 1026957 1026957 1026957 1026957
KOI Name K00958.01 K00958.01 K00958.01 K00958.01 K00958.01 K00958.01 K00958.01
Kepler Name Kepler-1731 b Kepler-1731 b Kepler-1731 b Kepler-1731 b Kepler-1731 b Kepler-1731 b Kepler-1731 b
Exoplanet Archive Disposition CONFIRMED CONFIRMED CONFIRMED CONFIRMED CONFIRMED CONFIRMED CONFIRMED
Vetting Status Done Done Done Done Done Done Done
Date of Last Parameter Update 2018-08-16 2017-08-31 2015-09-24 2014-12-18 2014-12-04 2014-01-07 2013-02-12
Disposition Using Kepler Data CANDIDATE CANDIDATE CANDIDATE NOT DISPOSITIONED NOT DISPOSITIONED NOT DISPOSITIONED FALSE POSITIVE
Not Transit-Like False Positive Flag 0 0 0 0 0 --- ---
Stellar Eclipse False Positive Flag 0 0 0 0 0 --- ---
Centroid Offset False Positive Flag 0 0 0 0 0 --- ---
Ephemeris Match Indicates Contamination False Positive Flag 0 0 0 0 0 --- ---
Disposition Provenance q1_q17_dr25_sup_koi q1_q17_dr25_koi q1_q17_dr24_koi q1_q16_koi q1_q12_koi q1_q8_koi q1_q6_kepler_candidates
Orbital Period [days] 21.76129812±1.727e-05 21.76129812±1.727e-05 21.76129394±1.076e-05 21.76129394±1.076e-05 21.76129394±1.076e-05 21.761277±4.1e-05 21.7612767
Transit Epoch [BKJD] 166.540438±0.000641 166.540438±0.000641 166.540531±0.00041 166.540531±0.00041 166.540531±0.00041 166.54036±0.00064 166.54036
Transit Epoch [BJD] 2454999.54±0.000641 2454999.54±0.000641 2454999.541±0.00041 2454999.541±0.00041 2454999.541±0.00041 2454999.54036±0.00064 2454999.54036
Parameters Provenance q1_q17_dr25_sup_koi q1_q17_dr25_koi q1_q17_dr24_koi q1_q16_koi q1_q12_koi q1_q8_koi q1_q6_kepler_candidates
Number of Planets 1 1 1 1 1 1 1
TCE Delivery q1_q17_dr25_tce q1_q17_dr25_tce q1_q17_dr24_tce q1_q16_tce --- --- ---
Link to DV Report kplr001026957-20160209194854_dvr.pdf kplr001026957-20160209194854_dvr.pdf kplr001026957-20141002224145_dvr.pdf kplr001026957-20130815195353_dvr.pdf --- --- ---
RA [decimal degrees] 291.25449 291.25449 291.25449 291.25449 291.25449 291.25449 291.25449
Dec [decimal degrees] 36.74361 36.74361 36.74361 36.74361 36.74361 36.74361 36.74361
Kepler-band [mag] 12.559000000000001 12.559000000000001 12.559000000000001 12.559000000000001 12.559000000000001 12.559000000000001 12.559000000000001
g'-band [mag] 13.299000000000001 13.299000000000001 13.299000000000001 13.299000000000001 13.299000000000001 13.299000000000001 13.299000000000001
r'-band [mag] 12.52 12.52 12.52 12.52 12.52 12.52 12.52
i'-band [mag] 12.241000000000001 12.241000000000001 12.241000000000001 12.241000000000001 12.241000000000001 12.241000000000001 12.241000000000001
z'-band [mag] 12.05 12.05 12.05 12.05 12.05 12.05 12.05
J-band [mag] 10.982000000000001 10.982000000000001 10.982000000000001 10.982000000000001 10.982000000000001 10.982000000000001 10.982000000000001
H-band [mag] 10.475 10.475 10.475 10.475 10.475 10.475 10.475
K-band [mag] 10.41 10.41 10.41 10.41 10.41 10.41 10.41
Disposition Score --- 1.0 --- --- --- --- ---
Comment --- CENT_KIC_POS KIC_OFFSET --- --- --- GrazingEB
Eccentricity --- 0 0 0 0 0 ---
Impact Parameter ---
0.123 +0.288-0.123
0.1696 +0.2837-0.1696
0.1696 +0.2837-0.1696
0.1696 +0.2837-0.1696
0.916±0.1 ---
Transit Duration [hrs] --- 1.243±0.026 1.2657±0.0189 1.2657±0.0189 1.2657±0.0189 1.5138 1.78
Transit Depth [ppm] --- 1300.7±26.8 1235.8±18.1 1235.8±18.1 1235.8±18.1 1236 1285
Planet-Star Radius Ratio ---
0.032165 +0.000807-0.000734
0.031524 +0.000987-0.000596
0.031524 +0.000987-0.000596
0.031524 +0.000987-0.000596
0.0404±0.0026 ---
Fitted Stellar Density [g/cm**3] ---
102.86534 +5.47239-30.25813
95.34506 +5.47945-31.28954
95.34506 +5.47945-31.28954
95.34506 +5.47945-31.28954
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
2.53 +0.16-0.1
2.48 +0.32-0.21
2.48 +0.32-0.21
2.48 +0.32-0.21
3.1±1 ---
Orbit Semi-Major Axis [au] --- .1401 .1369 .1369 .1369 .136 ---
Inclination [deg] --- 89.95 89.95 89.95 89.95 88.81 ---
Equilibrium Temperature [K] --- 486 498 498 498 493 ---
Insolation Flux [Earth flux] ---
13.18 +3.00-1.98
14.49 +6.31-3.58
14.49 +6.31-3.58
14.49 +6.31-3.58
--- ---
Planet-Star Distance over Star Radius --- 137.07±7.3 133.64±7.7 133.64±7.7 133.64±7.7 54±17 ---
Limb Darkening Model --- Claret (2011 A&A 529 75) ATLAS LS Claret (2011 A&A 529 75) ATLAS LS Claret (2011 A&A 529 75) ATLAS LS Claret (2011 A&A 529 75) ATLAS LS Claret (2011 A&A 529 75) ATLAS LS ---
Limb Darkening Coeff. 4 --- 0.0 0.0 0.0 0.0 -0.5463 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 1.2249 ---
Limb Darkening Coeff. 2 --- 0.1082 0.1492 0.1492 0.1492 -0.47900000000000004 ---
Limb Darkening Coeff. 1 --- 0.627 0.5714 0.5714 0.5714 0.5993 ---
Maximum Single Event Statistic --- 19.203889999999998 23.827648 --- --- --- ---
Maximum Multiple Event Statistic --- 96.205444 103.39446 --- --- --- ---
Transit Signal-to-Noise --- 60.0 100.2 100.2 100.2 138.0 87.60000000000001
Number of Transits --- 62 62 --- --- --- ---
TCE Planet Number --- 1 1 1 --- --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.2119 --- --- --- --- ---
Transit Model --- Mandel and Agol (2002 ApJ 580 171) Mandel and Agol (2002 ApJ 580 171) Mandel and Agol (2002 ApJ 580 171) Mandel and Agol (2002 ApJ 580 171) Mandel and Agol (2002 ApJ 580 171) ---
Link to DV Summary --- kplr001026957-001-20160209194854_dvs.pdf kplr001026957-001-20141002224145_dvs.pdf kplr001026957-001-20130826182306_dvs.pdf --- --- ---
Stellar Effective Temperature [K] --- 4859±97
4919 +151-126
4919 +151-126
4919.00 +151.00-126.00
4917.00±67.00 4845
Stellar Surface Gravity [log10(cm/s**2)] ---
4.612 +0.015-0.045
4.582 +0.045-0.061
4.582 +0.045-0.061
4.582 +0.045-0.061
4.600±0.300 4.602
Stellar Metallicity [dex] --- 0±0.15
-0.180 +0.340-0.280
-0.180 +0.340-0.280
-0.180 +0.340-0.280
--- ---
Stellar Radius [Solar radii] ---
0.72 +0.047-0.029
0.72 +0.092-0.062
0.72 +0.092-0.062
0.7200 +0.0920-0.0620
0.7000±0.2300 ---
Stellar Mass [Solar mass] ---
0.781 +0.034-0.049
0.723 +0.099-0.06
0.723 +0.099-0.06
0.7230 +0.0990-0.0600
0.7130±0.0360 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault ---
FW Offset Significance [percent] --- 0.608 0.039 0.068 --- --- ---
FW Source α(OOT) [hrs] --- 19.4169632±0.0000027 19.416964±0.0000029 19.4169647±0.0000031 --- --- ---
FW Source δ(OOT) [deg] --- 36.743377±0.000039 36.743367±0.000046 36.743405±0.000044 --- --- ---
FW Source Δα(OOT) [sec] --- -0.12±0.12 -0.09±0.13 -0.06±0.13 --- --- ---
FW Source Δδ(OOT) [arcsec] --- -0.84±0.14 -0.87±0.16 -0.74±0.16 --- --- ---
FW Δα(OOT) [sec] --- -8e-05±0.00016 -0.00015±0.00016 -0.00019±0.00017 --- --- ---
FW Δδ(OOT) [arcsec] --- 5e-05±0.00019 0.00018±0.00021 2e-05±0.00021 --- --- ---
PRF ΔαSQ(OOT) [arcsec] --- 0.04±0.13 0.04±0.14 0.02±0.14 --- --- ---
PRF ΔδSQ(OOT) [arcsec] --- 0.14±0.15 0.15±0.16 0.14±0.17 --- --- ---
PRF ΔθSQ(OOT) [arcsec] --- 0.15±0.14 0.16±0.12 0.14±0.13 --- --- ---
PRF ΔαSQ(KIC) [arcsec] --- -0.08±0.12 -0.08±0.12 -0.09±0.13 --- --- ---
PRF ΔδSQ(KIC) [arcsec] --- -0.29±0.16 -0.28±0.16 -0.28±0.16 --- --- ---
PRF ΔθSQ(KIC) [arcsec] --- 0.3±0.14 0.29±0.16 0.3±0.16 --- --- ---
Chi-Square --- --- --- --- --- 0.96 ---
Stellar Age [Gyr] --- --- --- --- --- 13.9±3.8 ---
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
5 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP Time Series
1 Associated Literature Data
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