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Kepler-1728 Overview

Kepler-1728 0.82 R⦿ 4997.00 K
Kepler-1728 b
0.264 RJup

Kepler-1728 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
Kepler-1728
Kepler-1728 b 4.78 d 2.96 R⨁ Transit 2021 Valizadegan et al. 2022 Confirmed Planet
RA
19h08m22.56s
Dec
+39d03m38.81s
Distance
651.783+9.611-9.341
pc
Parallax
1.505660±0.022134 mas
Ecliptic Latitude
60.85227 deg
Ecliptic Longitude
297.93966 deg
Galactic Latitude
13.66878 deg
Galactic Longitude
70.0941 deg
Total Proper Motion
5.2622635±0.0391113 mas/yr
Proper Motion (RA)
2.2582400±0.0379351 mas/yr
Proper Motion (Dec)
4.753080±0.039372 mas/yr
Photometry
mV
15.279±0.172
mTESS
14.4742±0.0107
mJ
13.643±0.020
mH
13.232±0.031
mKs
13.203±0.036
mKep
15.119
mW1
13.003±0.024
mW2
13.030±0.026
mW3
12.488±0.337
mW4
9.108
mGaia
15.084000±0.000385
mB
16.309±0.066
mg
15.7920000±0.0031468
mi
14.7481000±0.0033259
mr
14.9987000±0.0034321
mu
17.9101000±0.0129416
mz
14.6162000±0.0045146
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 Batalha et al. 2013 Latham et al. 2005 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)
5021.0±122.0 4997 4997 --- 5170±155
5170 +181-145
5170 +181-145
5170.00 +181.00-145.00
5073.00±95.00 4997
Metallicity
(dex)
--- --- 0.186 [Fe/H] ---
0.18 +0.2-0.3
[Fe/H]
0.180 +0.200-0.260
[Fe/H]
0.180 +0.200-0.260
[Fe/H]
0.180 +0.200-0.260
[Fe/H] 		--- ---
R✶
(R⦿)
0.818491 0.79 0.820 ---
0.807 +0.111-0.06
0.807 +0.182-0.051
0.807 +0.182-0.051
0.8070 +0.1820-0.0510
0.7400±0.3900 .79
log g
(log10(cm/s2))
4.53112 4.58 4.57 ---
4.574 +0.026-0.097
4.574 +0.021-0.151
4.574 +0.021-0.151
4.574 +0.021-0.151
4.570±0.300 4.58
L✶
(log10(L⦿))
-0.4161166 --- --- --- --- --- --- --- --- ---
ρ✶
(g/cm3)
2.1340400 --- --- ---
3.45234 +0.13866-0.96665
1.79918 +1.22357-1.13911
1.79918 +1.22357-1.13911
1.79918 +1.22357-1.13911
--- ---
M✶
(M⦿)
0.83 --- --- ---
0.891 +0.053-0.084
0.891 +0.065-0.08
0.891 +0.065-0.08
0.8910 +0.0650-0.0800
0.7480±0.0730 ---
Age
(Gyr)
--- --- --- --- --- --- --- --- 12.8±3.9 ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
Kepler Names
KOI
Transit
Source Valizadegan et al. 2022 Holczer et al. 2016 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✶
--- --- --- 16.102±0.647 12.96±4.4 12.96±4.4 12.96±4.4 10.6±5
Teq
(K)
--- --- --- 886 886 886 886 864
b
--- --- ---
0.003 +0.425-0.003
0.5955 +0.0038-0.4449
0.5955 +0.0038-0.4449
0.5955 +0.0038-0.4449
0.74±0.45
S
(S⨁)
--- --- ---
145.48 +66.39-35.12
145.48 +105.27-31.54
145.48 +105.27-31.54
145.48 +105.27-31.54
---
e
--- --- --- 0 0 0 0 0
i
(deg)
--- --- --- 89.99 87.09 87.09 87.09 85.94
P
(days)
4.782999992 4.78300387±0.00000113 4.783002698±5.432e-06 4.783002698±5.432e-06 4.78300451±5.255e-06 4.78300451±5.255e-06 4.78300451±5.255e-06 4.783±1.8e-05
Rp
(R⨁)
2.955018748 --- ---
2.5 +0.34-0.19
2.76 +0.63-0.17
2.76 +0.63-0.17
2.76 +0.63-0.17
2.6±1.4
Rp
(RJup)
0.2636295687 --- ---
0.223+0.030-0.017
0.246+0.056-0.015
0.246+0.056-0.015
0.246+0.056-0.015
0.232+0.125-0.125
Rp/R✶
--- --- ---
0.028315 +0.000881-0.000366
0.031375 +0.002157-0.001499
0.031375 +0.002157-0.001499
0.031375 +0.002157-0.001499
0.0318±0.0045
a
(au)
--- --- --- .0535 .0535 .0535 .0535 .05
δ
(%)
--- 0.1160 --- 0.10087±0.00166 0.10988±0.00173 0.10988±0.00173 0.10988±0.00173 0.10230
T14
(hours)
--- 2.6693 --- 2.335±0.0332 2.3788±0.0324 2.3788±0.0324 2.3788±0.0324 2.4966
TC
(days)
--- 2454965.244529±0.001014
(BJD)
2455003.508±0.000943
(BJD)
2455003.508±0.000943
(BJD)
2455003.508±0.000911
(BJD)
2455003.508±0.000911
(BJD)
2455003.508±0.000911
(BJD)
2455003.508±0.0012
(BJD)
Print
Kepler Detection Products (4 File Types, 16 Files)
Kepler Pipeline Data Validation Reports q1_q12_tce q1_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler Pipeline Data Validation Summaries q1_q12_tce q1_q16_tce q1_q17_dr24_tce q1_q17_dr25_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_q12_tce q1_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler Object of Interest
KepID 3940418 3940418 3940418 3940418 3940418 3940418 3940418
KOI Name K00810.01 K00810.01 K00810.01 K00810.01 K00810.01 K00810.01 K00810.01
Kepler Name Kepler-1728 b Kepler-1728 b Kepler-1728 b Kepler-1728 b Kepler-1728 b Kepler-1728 b Kepler-1728 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 CANDIDATE CANDIDATE
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] 4.783002698±5.432e-06 4.783002698±5.432e-06 4.78300451±5.255e-06 4.78300451±5.255e-06 4.78300451±5.255e-06 4.783±1.8e-05 4.783±1.8e-05
Transit Epoch [BKJD] 170.508434±0.000943 170.508434±0.000943 170.508352±0.000911 170.508352±0.000911 170.508352±0.000911 170.508±0.0012 170.508±0.0012
Transit Epoch [BJD] 2455003.508±0.000943 2455003.508±0.000943 2455003.508±0.000911 2455003.508±0.000911 2455003.508±0.000911 2455003.508±0.0012 2455003.508±0.0012
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 q1_q12_tce --- ---
Link to DV Report kplr003940418-20160209194854_dvr.pdf kplr003940418-20160209194854_dvr.pdf kplr003940418-20141002224145_dvr.pdf kplr003940418-20130815195353_dvr.pdf kplr003940418-20121029204534_dvr.pdf --- ---
RA [decimal degrees] 287.09398999999996 287.09398999999996 287.09398999999996 287.09398999999996 287.09398999999996 287.09398999999996 287.09398999999996
Dec [decimal degrees] 39.060719 39.060719 39.060719 39.060719 39.060719 39.060719 39.060719
Kepler-band [mag] 15.119000000000002 15.119000000000002 15.119000000000002 15.119000000000002 15.119000000000002 15.119000000000002 15.119000000000002
g'-band [mag] 15.847000000000001 15.847000000000001 15.847000000000001 15.847000000000001 15.847000000000001 15.847000000000001 15.847000000000001
r'-band [mag] 15.037 15.037 15.037 15.037 15.037 15.037 15.037
i'-band [mag] 14.808 14.808 14.808 14.808 14.808 14.808 14.808
z'-band [mag] 14.681000000000001 14.681000000000001 14.681000000000001 14.681000000000001 14.681000000000001 14.681000000000001 14.681000000000001
J-band [mag] 13.643 13.643 13.643 13.643 13.643 13.643 13.643
H-band [mag] 13.232000000000001 13.232000000000001 13.232000000000001 13.232000000000001 13.232000000000001 13.232000000000001 13.232000000000001
K-band [mag] 13.203000000000001 13.203000000000001 13.203000000000001 13.203000000000001 13.203000000000001 13.203000000000001 13.203000000000001
Disposition Score --- 1.0 --- --- --- --- ---
Comment --- NO_COMMENT --- --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
0.003 +0.425-0.003
0.5955 +0.0038-0.4449
0.5955 +0.0038-0.4449
0.5955 +0.0038-0.4449
0.74±0.45 0.74±0.67
Transit Duration [hrs] --- 2.335±0.0332 2.3788±0.0324 2.3788±0.0324 2.3788±0.0324 2.4966 2.4966
Transit Depth [ppm] --- 1008.7±16.6 1098.8±17.3 1098.8±17.3 1098.8±17.3 1023 1026
Planet-Star Radius Ratio ---
0.028315 +0.000881-0.000366
0.031375 +0.002157-0.001499
0.031375 +0.002157-0.001499
0.031375 +0.002157-0.001499
0.0318±0.0045 0.0318±0.0045
Fitted Stellar Density [g/cm**3] ---
3.45234 +0.13866-0.96665
1.79918 +1.22357-1.13911
1.79918 +1.22357-1.13911
1.79918 +1.22357-1.13911
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
2.5 +0.34-0.19
2.76 +0.63-0.17
2.76 +0.63-0.17
2.76 +0.63-0.17
2.6±1.4 2.74
Orbit Semi-Major Axis [au] --- .0535 .0535 .0535 .0535 .05 .053
Inclination [deg] --- 89.99 87.09 87.09 87.09 85.94 ---
Equilibrium Temperature [K] --- 886 886 886 886 864 851
Insolation Flux [Earth flux] ---
145.48 +66.39-35.12
145.48 +105.27-31.54
145.48 +105.27-31.54
145.48 +105.27-31.54
--- ---
Planet-Star Distance over Star Radius --- 16.102±0.647 12.96±4.4 12.96±4.4 12.96±4.4 10.6±5 10.6±5
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 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 --- 0.186 0.17550000000000002 0.17550000000000002 0.17550000000000002 -0.47900000000000004 ---
Limb Darkening Coeff. 1 --- 0.5256000000000001 0.5381 0.5381 0.5381 0.5993 ---
Maximum Single Event Statistic --- 7.252221 7.1931863 --- --- --- ---
Maximum Multiple Event Statistic --- 57.638233 61.83013 --- --- --- ---
Transit Signal-to-Noise --- 70.60000000000001 76.10000000000001 76.10000000000001 76.10000000000001 84.9 57.5
Number of Transits --- 281 281 --- --- --- ---
TCE Planet Number --- 1 1 1 1 --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.5746 --- --- --- --- ---
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) Mandel and Agol (2002 ApJ 580 171)
Link to DV Summary --- kplr003940418-001-20160209194854_dvs.pdf kplr003940418-001-20141002224145_dvs.pdf kplr003940418-001-20130826182306_dvs.pdf kplr003940418-001-20121115231752_dvs.pdf --- ---
Stellar Effective Temperature [K] --- 5170±155
5170 +181-145
5170 +181-145
5170.00 +181.00-145.00
5073.00±95.00 4997
Stellar Surface Gravity [log10(cm/s**2)] ---
4.574 +0.026-0.097
4.574 +0.021-0.151
4.574 +0.021-0.151
4.574 +0.021-0.151
4.570±0.300 4.58
Stellar Metallicity [dex] ---
0.18 +0.2-0.3
0.180 +0.200-0.260
0.180 +0.200-0.260
0.180 +0.200-0.260
--- ---
Stellar Radius [Solar radii] ---
0.807 +0.111-0.06
0.807 +0.182-0.051
0.807 +0.182-0.051
0.8070 +0.1820-0.0510
0.7400±0.3900 .79
Stellar Mass [Solar mass] ---
0.891 +0.053-0.084
0.891 +0.065-0.08
0.891 +0.065-0.08
0.8910 +0.0650-0.0800
0.7480±0.0730 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault KIC
FW Offset Significance [percent] --- 0.28200000000000003 0.48500000000000004 0.525 0.03 0.02 ---
FW Source α(OOT) [hrs] --- 19.1396047±0.0000049 19.1396033±0.0000046 19.1396032±0.0000044 19.139608400±0.000005500 19.139610400±0.000006200 ---
FW Source δ(OOT) [deg] --- 39.060762±0.000063 39.060776±0.000058 39.060786±0.000055 39.06076200±0.00006800 39.06081300±0.00007700 ---
FW Source Δα(OOT) [sec] --- 0.2±0.21 0.14±0.19 0.13±0.18 0.02800±0.02000 0.03500±0.02200 ---
FW Source Δδ(OOT) [arcsec] --- 0.15±0.23 0.2±0.21 0.24±0.2 -0.00500±0.01600 0.00700±0.01800 ---
FW Δα(OOT) [sec] --- -0.00022±0.00022 -0.00012±0.0002 -0.00013±0.00021 -3.1e-05±2.2e-05 -3.7e-05±1.2e-05 ---
FW Δδ(OOT) [arcsec] --- 2e-05±0.00024 3e-05±0.00023 -1e-05±0.00023 6e-06±1.9e-05 -7.1e-06±9.8e-06 ---
PRF ΔαSQ(OOT) [arcsec] --- 0.034±0.092 0.033±0.091 0.023±0.092 0.0100±0.0570 -0.0260±0.0680 ---
PRF ΔδSQ(OOT) [arcsec] --- 0.001±0.095 -0.003±0.094 -0.014±0.097 0.0460±0.0520 0.0950±0.0380 ---
PRF ΔθSQ(OOT) [arcsec] --- 0.034±0.093 0.03±0.1 0.03±0.11 0.0470±0.0530 0.0980±0.0410 ---
PRF ΔαSQ(KIC) [arcsec] --- 0.058±0.089 0.056±0.088 0.044±0.093 0.0410±0.0510 -0.0010±0.0630 ---
PRF ΔδSQ(KIC) [arcsec] --- 0.239±0.095 0.24±0.095 0.227±0.099 0.2740±0.0550 0.3020±0.0540 ---
PRF ΔθSQ(KIC) [arcsec] --- 0.25±0.1 0.247±0.098 0.23±0.1 0.2770±0.0550 0.3020±0.0540 ---
Chi-Square --- --- --- --- --- 1.17 1.24
Stellar Age [Gyr] --- --- --- --- --- 12.8±3.9 ---
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
2 Threshold Crossing Events (TCEs)
2 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP Time Series
1 Associated Literature Data
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