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Kepler-946 Overview

Kepler-946 0.75 R⦿ 5694.00 K
Kepler-946 b
0.172 RJup
Architecture
Kepler-946
Kepler-946
Kepler-946 b
Other Data
Bibliography 16
Exoplanet Archive Notes 1
Nearby Data 7
Discovery Data
Host Planet Method Year Reference Disposition
Kepler-946 Kepler-946 b Transit 2016 Morton et al. 2016 Confirmed Planet
Kepler-946 b
  • Orbital period, transit mid-point, transit duration, Rp/Rs and their errors taken from DR24 KOI table. Planet radius error propagated from stellar radius error in ref. and Rp/Rs error. (Morton et al. 2016)
RA
20h03m43.09s
Dec
+44d01m43.22s
Distance
1137.29+29.83-28.37
pc
Parallax
0.8510550±0.0223094 mas
Ecliptic Latitude
62.00594 deg
Ecliptic Longitude
321.93539 deg
Galactic Latitude
6.80177 deg
Galactic Longitude
79.43033 deg
Total Proper Motion
22.2302672±0.0369227 mas/yr
Proper Motion (RA)
-7.2526400±0.0372164 mas/yr
Proper Motion (Dec)
-21.0139000±0.0368876 mas/yr
Photometry
mV
15.011±0.217
mTESS
14.4304±0.0093
mJ
13.735±0.026
mH
13.341±0.027
mKs
13.295±0.033
mKep
14.941
mW1
13.348±0.026
mW2
13.446±0.028
mW3
12.938
mW4
9.158
mGaia
14.923400±0.000325
mB
15.895±0.026
mg
---
mi
---
mr
---
mz
---
Mission
Tools
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 Berger et al. 2018 Gaia DR2 Morton et al. 2016 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 Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
5849.0±122.0 5619±112
5435.0+229.0-81.0
5665.000+263.418-144.772
 5694 5694 --- 5619±75
5945 +166-171
5945 +166-171
5945.00 +166.00-171.00
5973.00±104.00 5694
Metallicity
(dex)
--- --- ---
-0.0900+0.1590-0.1990
[Fe/H] 		--- -0.270 [Fe/H] --- 0.14±0.15 [Fe/H] -0.300±0.280 [Fe/H] -0.300±0.280 [Fe/H] -0.300±0.280 [Fe/H] --- ---
R✶
(R⦿)
1.13658
1.180+0.061-0.057
1.2019606+0.0366436-0.0952278
0.9300+0.1500-0.0880
 0.80 0.748 ---
1.199 +0.188-0.207
0.859 +0.345-0.065
0.859 +0.345-0.065
0.8590 +0.3450-0.0650
0.9300±0.3300 .8
log g
(log10(cm/s2))
4.35217 --- ---
4.470+0.073-0.117
 4.59 4.70 ---
4.264 +0.162-0.108
4.548 +0.029-0.288
4.548 +0.029-0.288
4.548 +0.029-0.288
4.520±0.300 4.59
M✶
(M⦿)
1.06 --- ---
0.9400+0.0830-0.0670
 0.89 --- ---
0.962 +0.068-0.054
0.947 +0.104-0.11
0.947 +0.104-0.11
0.9470 +0.1040-0.1100
1.0250±0.0700 ---
Age
(Gyr)
--- --- ---
4.17+4.64-2.47
 --- --- --- --- --- --- --- 0.4±2.6 ---
L✶
(log10(L⦿))
0.1342221 ---
0.055273300+0.028937266-0.031003931
 --- --- --- --- --- --- --- --- --- ---
ρ✶
(g/cm3)
1.0178185 --- --- --- --- --- ---
3.74820 +0.21912-1.45736
3.84519 +0.11691-1.76277
3.84519 +0.11691-1.76277
3.84519 +0.11691-1.76277
--- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Transit Prediction Service
Kepler Names
KOI
Transit
Source Morton et al. 2016 GajdoĊĦ et al. 2019 Berger et al. 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 Show Candidate Solutions >> << Hide Candidate Solutions
a/R✶
--- --- --- --- 30.2±1.8 30.46±0.926 30.46±0.926 30.46±0.926 31±14
Teq
(K)
--- --- --- --- 857 770 770 770 793
b
--- --- --- ---
0.034 +0.404-0.034
0.0715 +0.3701-0.0714
0.0715 +0.3701-0.0714
0.0715 +0.3701-0.0714
0.1±0.8
S
(S⨁)
--- ---
124.072+7.770-7.238
 ---
127.75 +52.51-44.88
82.99 +99.03-19.90
82.99 +99.03-19.90
82.99 +99.03-19.90
---
e
--- --- --- --- 0 0 0 0 0
i
(deg)
--- --- --- --- 89.94 89.95 89.95 89.95 89.95
P
(days)
11.79162572±5.506e-05 11.7914427867±0.0000726385 --- 11.79161234±5.355e-05 11.79161234±5.355e-05 11.79162572±5.506e-05 11.79162572±5.506e-05 11.79162572±5.506e-05 11.79174±0.00019
Rp
(R⨁)
1.93+0.32-0.20
 ---
2.371+0.164-0.136
 ---
2.41 +0.38-0.42
1.78 +0.71-0.14
1.78 +0.71-0.14
1.78 +0.71-0.14
1.86±0.83
Rp/R✶
0.018966 +0.000726-0.00085
--- --- ---
0.018403 +0.00085-0.000552
0.018966 +0.000726-0.00085
0.018966 +0.000726-0.00085
0.018966 +0.000726-0.00085
0.0185±0.0049
a
(au)
--- --- --- --- .1002 .0997 .0997 .0997 .102
δ
(%)
--- --- --- --- 0.04154±0.00226 0.04290±0.00263 0.04290±0.00263 0.04290±0.00263 0.04050
T14
(hours)
3.007±0.12 --- --- --- 3.036±0.11 3.007±0.12 3.007±0.12 3.007±0.12 2.9445
TC
(days)
2454967.54021±0.00403 2454967.55287000±0.00436491 --- 2454967.541±0.00386 2454967.541±0.00386 2454967.54±0.00403 2454967.54±0.00403 2454967.54±0.00403 2454967.5391±0.006
Rp
(RJup)
0.172+0.029-0.018
 ---
0.2115+0.0146-0.0121
 --- --- --- --- --- ---
Print
Kepler Detection Products (4 File Types, 15 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
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 8197343 8197343 8197343 8197343 8197343 8197343 8197343
KOI Name K01746.01 K01746.01 K01746.01 K01746.01 K01746.01 K01746.01 K01746.01
Kepler Name Kepler-946 b Kepler-946 b Kepler-946 b Kepler-946 b Kepler-946 b Kepler-946 b Kepler-946 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 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] 11.79161234±5.355e-05 11.79161234±5.355e-05 11.79162572±5.506e-05 11.79162572±5.506e-05 11.79162572±5.506e-05 11.79174±0.00019 11.79174±0.00019
Transit Epoch [BKJD] 134.54064±0.00386 134.54064±0.00386 134.54021±0.00403 134.54021±0.00403 134.54021±0.00403 134.5391±0.006 134.5391±0.006
Transit Epoch [BJD] 2454967.541±0.00386 2454967.541±0.00386 2454967.54±0.00403 2454967.54±0.00403 2454967.54±0.00403 2454967.5391±0.006 2454967.5391±0.006
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 kplr008197343-20160209194854_dvr.pdf kplr008197343-20160209194854_dvr.pdf kplr008197343-20141002224145_dvr.pdf kplr008197343-20130815195353_dvr.pdf kplr008197343-20121029204534_dvr.pdf --- ---
RA [decimal degrees] 300.9296 300.9296 300.9296 300.9296 300.9296 300.9296 300.9296
Dec [decimal degrees] 44.02879 44.02879 44.02879 44.02879 44.02879 44.02879 44.02879
Kepler-band [mag] 14.941 14.941 14.941 14.941 14.941 14.941 14.941
g'-band [mag] 15.429 15.429 15.429 15.429 15.429 15.429 15.429
r'-band [mag] 14.896 14.896 14.896 14.896 14.896 14.896 14.896
i'-band [mag] 14.732000000000001 14.732000000000001 14.732000000000001 14.732000000000001 14.732000000000001 14.732000000000001 14.732000000000001
z'-band [mag] 14.666 14.666 14.666 14.666 14.666 14.666 14.666
J-band [mag] 13.735000000000001 13.735000000000001 13.735000000000001 13.735000000000001 13.735000000000001 13.735000000000001 13.735000000000001
H-band [mag] 13.341000000000001 13.341000000000001 13.341000000000001 13.341000000000001 13.341000000000001 13.341000000000001 13.341000000000001
K-band [mag] 13.295 13.295 13.295 13.295 13.295 13.295 13.295
Disposition Score --- 0.998 --- --- --- --- ---
Comment --- NO_COMMENT --- --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
0.034 +0.404-0.034
0.0715 +0.3701-0.0714
0.0715 +0.3701-0.0714
0.0715 +0.3701-0.0714
0.1±0.8 0.1±0.78
Transit Duration [hrs] --- 3.036±0.11 3.007±0.12 3.007±0.12 3.007±0.12 2.9445 2.9445
Transit Depth [ppm] --- 415.4±22.6 429±26.3 429±26.3 429±26.3 405 420
Planet-Star Radius Ratio ---
0.018403 +0.00085-0.000552
0.018966 +0.000726-0.00085
0.018966 +0.000726-0.00085
0.018966 +0.000726-0.00085
0.0185±0.0049 0.0185±0.0049
Fitted Stellar Density [g/cm**3] ---
3.74820 +0.21912-1.45736
3.84519 +0.11691-1.76277
3.84519 +0.11691-1.76277
3.84519 +0.11691-1.76277
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
2.41 +0.38-0.42
1.78 +0.71-0.14
1.78 +0.71-0.14
1.78 +0.71-0.14
1.86±0.83 1.6
Orbit Semi-Major Axis [au] --- .1002 .0997 .0997 .0997 .102 .098
Inclination [deg] --- 89.94 89.95 89.95 89.95 89.95 ---
Equilibrium Temperature [K] --- 857 770 770 770 793 716
Insolation Flux [Earth flux] ---
127.75 +52.51-44.88
82.99 +99.03-19.90
82.99 +99.03-19.90
82.99 +99.03-19.90
--- ---
Planet-Star Distance over Star Radius --- 30.2±1.8 30.46±0.926 30.46±0.926 30.46±0.926 31±14 31±14
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 -0.0005 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 -0.2177 ---
Limb Darkening Coeff. 2 --- 0.2291 0.2921 0.2921 0.2921 0.5527000000000001 ---
Limb Darkening Coeff. 1 --- 0.46030000000000004 0.3438 0.3438 0.3438 0.3773 ---
Maximum Single Event Statistic --- 3.8887682 6.959124 --- --- --- ---
Maximum Multiple Event Statistic --- 16.844379999999997 17.018152 --- --- --- ---
Transit Signal-to-Noise --- 20.7 18.5 18.5 18.5 22.2 13.3
Number of Transits --- 114 114 --- --- --- ---
TCE Planet Number --- 1 1 1 1 --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.34740000000000004 --- --- --- --- ---
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 --- kplr008197343-001-20160209194854_dvs.pdf kplr008197343-001-20141002224145_dvs.pdf kplr008197343-001-20130826182306_dvs.pdf kplr008197343-001-20121115231752_dvs.pdf --- ---
Stellar Effective Temperature [K] --- 5619±75
5945 +166-171
5945 +166-171
5945.00 +166.00-171.00
5973.00±104.00 5694
Stellar Surface Gravity [log10(cm/s**2)] ---
4.264 +0.162-0.108
4.548 +0.029-0.288
4.548 +0.029-0.288
4.548 +0.029-0.288
4.520±0.300 4.59
Stellar Metallicity [dex] --- 0.14±0.15 -0.300±0.280 -0.300±0.280 -0.300±0.280 --- ---
Stellar Radius [Solar radii] ---
1.199 +0.188-0.207
0.859 +0.345-0.065
0.859 +0.345-0.065
0.8590 +0.3450-0.0650
0.9300±0.3300 .8
Stellar Mass [Solar mass] ---
0.962 +0.068-0.054
0.947 +0.104-0.11
0.947 +0.104-0.11
0.9470 +0.1040-0.1100
1.0250±0.0700 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault KIC
FW Offset Significance [percent] --- 0.006 0.031 0.033 0.002 --- ---
FW Source α(OOT) [hrs] --- 20.062031±0.000016 20.061986±0.000016 20.062014±0.000016 20.061982000±0.000018000 --- ---
FW Source δ(OOT) [deg] --- 44.02886±0.00019 44.02881±0.0002 44.02886±0.00018 44.02895000±0.00021000 --- ---
FW Source Δα(OOT) [sec] --- 2.2±0.61 0.48±0.62 1.56±0.6 -0.07700±0.06300 --- ---
FW Source Δδ(OOT) [arcsec] --- 0.25±0.67 0.08±0.71 0.25±0.64 0.07400±0.05000 --- ---
FW Δα(OOT) [sec] --- -0.00042±0.00025 0.00026±0.00025 -0.00017±0.00026 3.5e-05±2.9e-05 --- ---
FW Δδ(OOT) [arcsec] --- -0.00033±0.00028 -0.00026±0.00028 -0.00035±0.00028 -3.4e-05±2.3e-05 --- ---
PRF ΔαSQ(OOT) [arcsec] --- -0.24±0.24 -0.22±0.24 -0.39±0.23 -0.0600±0.1400 --- ---
PRF ΔδSQ(OOT) [arcsec] --- -0.17±0.19 -0.19±0.15 -0.28±0.14 -0.2600±0.2600 --- ---
PRF ΔθSQ(OOT) [arcsec] --- 0.29±0.22 0.29±0.21 0.48±0.2 0.2700±0.2600 --- ---
PRF ΔαSQ(KIC) [arcsec] --- -0.27±0.25 -0.25±0.25 -0.42±0.23 -0.0900±0.1300 --- ---
PRF ΔδSQ(KIC) [arcsec] --- -0.43±0.21 -0.45±0.21 -0.5±0.14 -0.4600±0.2700 --- ---
PRF ΔθSQ(KIC) [arcsec] --- 0.51±0.2 0.52±0.2 0.65±0.18 0.4700±0.2600 --- ---
Chi-Square --- --- --- --- --- 1.17 1.1400000000000001
Stellar Age [Gyr] --- --- --- --- --- 0.4±2.6 ---
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
6 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP Time Series
1 Associated Literature Data
System
Star
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Candidate
False Positive Planet
Controversial
False Positive
Aliases
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Time Series
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