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Kepler-1891 Overview

Kepler-1891 0.87 R⦿ 5333.00 K
Kepler-1891 b
0.136 RJup

Kepler-1891 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
Kepler-1891
Kepler-1891 b 4.02 d 1.52 R⨁ Transit 2021 Valizadegan et al. 2022 Confirmed Planet
RA
19h20m10.52s
Dec
+44d22m13.93s
Distance
596.2400±6.0705 pc
Parallax
1.6484100±0.0169462 mas
Ecliptic Latitude
65.32807 deg
Ecliptic Longitude
305.93621 deg
Galactic Latitude
13.84545 deg
Galactic Longitude
76.00835 deg
Total Proper Motion
9.0143381±0.0335887 mas/yr
Proper Motion (RA)
-3.9178500±0.0310685 mas/yr
Proper Motion (Dec)
-8.118420±0.034149 mas/yr
Photometry
mV
14.412±0.149
mTESS
13.7513±0.0083
mJ
12.972±0.022
mH
12.648±0.019
mKs
12.538±0.019
mKep
14.264
mW1
12.514±0.024
mW2
12.541±0.023
mW3
12.260±0.291
mW4
8.978
mGaia
14.275400±0.000661
mB
15.429±0.034
mg
14.829
mi
14.021
mr
14.205
mz
13.921
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 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
Teff
(K)
5484.3700±48.8301 5333 --- 5516±149
5516 +161-134
5516 +161-134
5516.00 +161.00-134.00
5506.00±72.00
Metallicity
(dex)
0.332271±0.046220 [M/H] -0.144 [Fe/H] --- -0.14±0.3 [Fe/H]
-0.140 +0.300-0.260
[Fe/H]
-0.140 +0.300-0.260
[Fe/H]
-0.140 +0.300-0.260
[Fe/H] 		---
R✶
(R⦿)
0.84865 0.874 ---
0.827 +0.187-0.08
0.818 +0.338-0.065
0.818 +0.338-0.065
0.8180 +0.3380-0.0650
0.8200±0.3200
log g
(log10(cm/s2))
4.56288 4.55 ---
4.544 +0.048-0.143
4.556 +0.032-0.267
4.556 +0.032-0.267
4.556 +0.032-0.267
4.550±0.300
L✶
(log10(L⦿))
-0.2313408 --- --- --- --- --- --- ---
ρ✶
(g/cm3)
2.2143719 --- ---
18.26995 +44.79845-17.37143
30.24108 +42.02329-3.86262
30.24108 +42.02329-3.86262
30.24108 +42.02329-3.86262
---
M✶
(M⦿)
0.96 --- --- 0.873±0.092
0.878 +0.094-0.083
0.878 +0.094-0.083
0.8780 +0.0940-0.0830
0.8810±0.0500
Age
(Gyr)
--- --- --- --- --- --- --- 3.7±4
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
Kepler Names
KOI
Transit
Source Valizadegan et al. 2022 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
P
(days)
4.02229023 4.0223109±1.498e-05 4.0223109±1.498e-05 4.022309329±9.436e-06 4.022309329±9.436e-06 4.022309329±9.436e-06 4.022294±1.3e-05
Rp
(R⨁)
1.521391559 ---
1.37 +0.31-0.13
1.31 +0.55-0.1
1.31 +0.55-0.1
1.31 +0.55-0.1
1.65±0.83
Rp
(RJup)
0.1357296974 ---
0.122+0.028-0.012
0.117+0.049-0.009
0.117+0.049-0.009
0.117+0.049-0.009
 0.147±0.074
a/R✶
--- --- 25±12.3 29.6±13.7 29.6±13.7 29.6±13.7 12.2±5.9
Teq
(K)
--- --- 1017 1011 1011 1011 1014
b
--- ---
0.741 +0.228-0.53
0.5867 +0.3557-0.3606
0.5867 +0.3557-0.3606
0.5867 +0.3557-0.3606
0.94±0.79
S
(S⨁)
--- ---
253.28 +170.33-68.07
246.75 +306.14-57.25
246.75 +306.14-57.25
246.75 +306.14-57.25
---
e
--- --- 0 0 0 0 0
i
(deg)
--- --- 88.3 88.81 88.81 88.81 85.37
Rp/R✶
--- ---
0.015181 +0.006581-0.001666
0.014713 +0.000533-0.001058
0.014713 +0.000533-0.001058
0.014713 +0.000533-0.001058
0.0184±0.0057
a
(au)
--- --- .0473 .0474 .0474 .0474 .047
δ
(%)
--- --- 0.02278±0.00279 0.02344±0.00191 0.02344±0.00191 0.02344±0.00191 0.02350
T14
(hours)
--- --- 0.853±0.133 0.8605±0.0796 0.8605±0.0796 0.8605±0.0796 .9914
TC
(days)
--- 2454968.173±0.00306
(BJD)
2454968.173±0.00306
(BJD)
2454968.173±0.00191
(BJD)
2454968.173±0.00191
(BJD)
2454968.173±0.00191
(BJD)
2454968.1749±0.0022
(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 8360640 8360640 8360640 8360640 8360640 8360640
KOI Name K02982.01 K02982.01 K02982.01 K02982.01 K02982.01 K02982.01
Kepler Name Kepler-1891 b Kepler-1891 b Kepler-1891 b Kepler-1891 b Kepler-1891 b Kepler-1891 b
Exoplanet Archive Disposition CONFIRMED CONFIRMED CONFIRMED CONFIRMED CONFIRMED CONFIRMED
Vetting Status 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
Disposition Using Kepler Data CANDIDATE CANDIDATE CANDIDATE NOT DISPOSITIONED NOT DISPOSITIONED 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
Orbital Period [days] 4.0223109±1.498e-05 4.0223109±1.498e-05 4.022309329±9.436e-06 4.022309329±9.436e-06 4.022309329±9.436e-06 4.022294±1.3e-05
Transit Epoch [BKJD] 135.17298±0.00306 135.17298±0.00306 135.17317±0.00191 135.17317±0.00191 135.17317±0.00191 135.1749±0.0022
Transit Epoch [BJD] 2454968.173±0.00306 2454968.173±0.00306 2454968.173±0.00191 2454968.173±0.00191 2454968.173±0.00191 2454968.1749±0.0022
Parameters Provenance q1_q17_dr25_sup_koi q1_q17_dr25_koi q1_q17_dr24_koi q1_q16_koi q1_q12_koi q1_q8_koi
Number of Planets 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 kplr008360640-20160209194854_dvr.pdf kplr008360640-20160209194854_dvr.pdf kplr008360640-20141002224145_dvr.pdf kplr008360640-20130815195353_dvr.pdf kplr008360640-20121029204534_dvr.pdf ---
RA [decimal degrees] 290.04388 290.04388 290.04388 290.04388 290.04388 290.04388
Dec [decimal degrees] 44.370602 44.370602 44.370602 44.370602 44.370602 44.370602
Kepler-band [mag] 14.264000000000001 14.264000000000001 14.264000000000001 14.264000000000001 14.264000000000001 14.264000000000001
g'-band [mag] 14.829 14.829 14.829 14.829 14.829 14.829
r'-band [mag] 14.205 14.205 14.205 14.205 14.205 14.205
i'-band [mag] 14.021 14.021 14.021 14.021 14.021 14.021
z'-band [mag] 13.921000000000001 13.921000000000001 13.921000000000001 13.921000000000001 13.921000000000001 13.921000000000001
J-band [mag] 12.972000000000001 12.972000000000001 12.972000000000001 12.972000000000001 12.972000000000001 12.972000000000001
H-band [mag] 12.648000000000001 12.648000000000001 12.648000000000001 12.648000000000001 12.648000000000001 12.648000000000001
K-band [mag] 12.538 12.538 12.538 12.538 12.538 12.538
Disposition Score --- 0.999 --- --- --- ---
Comment --- NO_COMMENT --- --- --- ---
Eccentricity --- 0 0 0 0 0
Impact Parameter ---
0.741 +0.228-0.53
0.5867 +0.3557-0.3606
0.5867 +0.3557-0.3606
0.5867 +0.3557-0.3606
0.94±0.79
Transit Duration [hrs] --- 0.853±0.133 0.8605±0.0796 0.8605±0.0796 0.8605±0.0796 .9914
Transit Depth [ppm] --- 227.8±27.9 234.4±19.1 234.4±19.1 234.4±19.1 235
Planet-Star Radius Ratio ---
0.015181 +0.006581-0.001666
0.014713 +0.000533-0.001058
0.014713 +0.000533-0.001058
0.014713 +0.000533-0.001058
0.0184±0.0057
Fitted Stellar Density [g/cm**3] ---
18.26995 +44.79845-17.37143
30.24108 +42.02329-3.86262
30.24108 +42.02329-3.86262
30.24108 +42.02329-3.86262
---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC ---
Planetary Radius [Earth radii] ---
1.37 +0.31-0.13
1.31 +0.55-0.1
1.31 +0.55-0.1
1.31 +0.55-0.1
1.65±0.83
Orbit Semi-Major Axis [au] --- .0473 .0474 .0474 .0474 .047
Inclination [deg] --- 88.3 88.81 88.81 88.81 85.37
Equilibrium Temperature [K] --- 1017 1011 1011 1011 1014
Insolation Flux [Earth flux] ---
253.28 +170.33-68.07
246.75 +306.14-57.25
246.75 +306.14-57.25
246.75 +306.14-57.25
---
Planet-Star Distance over Star Radius --- 25±12.3 29.6±13.7 29.6±13.7 29.6±13.7 12.2±5.9
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 -0.33590000000000003
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 0.6032000000000001
Limb Darkening Coeff. 2 --- 0.2396 0.2461 0.2461 0.2461 -0.012
Limb Darkening Coeff. 1 --- 0.4415 0.4313 0.4313 0.4313 0.5021
Maximum Single Event Statistic --- 4.431146 11.844838 --- --- ---
Maximum Multiple Event Statistic --- 14.053958 16.007528 --- --- ---
Transit Signal-to-Noise --- 11.0 25.1 25.1 25.1 20.8
Number of Transits --- 330 330 --- --- ---
TCE Planet Number --- 1 1 1 1 ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- ---
Odd-Even Depth Comparision Statistic --- 0.7295 --- --- --- ---
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 --- kplr008360640-001-20160209194854_dvs.pdf kplr008360640-001-20141002224145_dvs.pdf kplr008360640-001-20130826182306_dvs.pdf kplr008360640-001-20121115231752_dvs.pdf ---
Stellar Effective Temperature [K] --- 5516±149
5516 +161-134
5516 +161-134
5516.00 +161.00-134.00
5506.00±72.00
Stellar Surface Gravity [log10(cm/s**2)] ---
4.544 +0.048-0.143
4.556 +0.032-0.267
4.556 +0.032-0.267
4.556 +0.032-0.267
4.550±0.300
Stellar Metallicity [dex] --- -0.14±0.3
-0.140 +0.300-0.260
-0.140 +0.300-0.260
-0.140 +0.300-0.260
---
Stellar Radius [Solar radii] ---
0.827 +0.187-0.08
0.818 +0.338-0.065
0.818 +0.338-0.065
0.8180 +0.3380-0.0650
0.8200±0.3200
Stellar Mass [Solar mass] --- 0.873±0.092
0.878 +0.094-0.083
0.878 +0.094-0.083
0.8780 +0.0940-0.0830
0.8810±0.0500
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault
FW Offset Significance [percent] --- 0.053000000000000005 0.017 0.004 0.263 0.136
FW Source α(OOT) [hrs] --- 19.336273±0.000019 19.336278±0.000015 19.336281±0.000016 19.336273000±0.000019000 19.336273000±0.000024000
FW Source δ(OOT) [deg] --- 44.37035±0.00019 44.37045±0.00016 44.37041±0.00016 44.37051000±0.00018000 44.37034000±0.00024000
FW Source Δα(OOT) [sec] --- 0.54±0.72 0.73±0.58 0.84±0.6 0.06300±0.06900 0.05700±0.08800
FW Source Δδ(OOT) [arcsec] --- -0.9±0.67 -0.52±0.58 -0.68±0.56 -0.01200±0.04400 -0.05400±0.05600
FW Δα(OOT) [sec] --- -0.00014±0.00015 -0.00019±0.00013 -0.00021±0.00013 -0±0.0012 -1.28e-05±9.9e-06
FW Δδ(OOT) [arcsec] --- 0.00015±0.00014 8e-05±0.00013 0.00012±0.00012 0±0.0012 1.2e-05±6.4e-06
PRF ΔαSQ(OOT) [arcsec] --- 0.31±0.5 0.4±0.47 0.23±0.55 0.1500±0.3000 0.0700±0.3500
PRF ΔδSQ(OOT) [arcsec] --- -0.04±0.17 0.13±0.23 -0.02±0.66 0.1300±0.1400 -0.0400±0.2300
PRF ΔθSQ(OOT) [arcsec] --- 0.32±0.49 0.42±0.49 0.23±0.52 0.2000±0.2500 0.0800±0.3300
PRF ΔαSQ(KIC) [arcsec] --- 0.24±0.46 0.31±0.43 0.14±0.52 0.0700±0.3000 -0.0000±0.3500
PRF ΔδSQ(KIC) [arcsec] --- -0.25±0.2 -0.06±0.28 -0.17±0.71 -0.0400±0.1400 -0.2600±0.2500
PRF ΔθSQ(KIC) [arcsec] --- 0.35±0.33 0.31±0.4 0.22±0.53 0.0800±0.2700 0.2600±0.2500
Chi-Square --- --- --- --- --- 1.0
Stellar Age [Gyr] --- --- --- --- --- 3.7±4
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
2 Threshold Crossing Events (TCEs)
4 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP Time Series
1 Associated Literature Data
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