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Kepler-447 Overview

Kepler-447 1.01 R⦿ 5382.00 K
Kepler-447 b
1.650 RJup
Architecture
Kepler-447
Kepler-447
Kepler-447 b
Other Data
Bibliography 20
Exoplanet Archive Notes 1
Nearby Data 8
Discovery Data
Host Planet Method Year Reference Disposition
Kepler-447 Kepler-447 b Transit 2015 Lillo-Box et al. 2015 Confirmed Planet
Kepler-447 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
19h01m04.45s
Dec
+48d33m35.58s
Distance
268.041+1.848-1.823
pc
Parallax
3.7020600±0.0253585 mas
Ecliptic Latitude
70.34915 deg
Ecliptic Longitude
301.21293 deg
Galactic Latitude
18.48573 deg
Galactic Longitude
78.72698 deg
Total Proper Motion
24.1721761±0.0457960 mas/yr
Proper Motion (RA)
-5.7353700±0.0526472 mas/yr
Proper Motion (Dec)
-23.4819000±0.0453546 mas/yr
Photometry
mV
12.520±0.069
mTESS
11.8933±0.0073
mJ
11.211±0.022
mH
10.879±0.018
mKs
10.806±0.018
mKep
12.394
mW1
10.758±0.023
mW2
10.802±0.020
mW3
10.653±0.058
mW4
9.313
mGaia
12.379500±0.000524
mB
13.795±0.042
mg
---
mi
---
mr
---
mz
---
Abundances
(Hypatia Catalog)
[Fe/H] 0.02±0.04 dex
[C/H] -0.12±0.09 dex
[O/H] -0.15±0.09 dex
[Na/H] -0.27±0.04 dex
[Mg/H] -0.10±0.07 dex
[Al/H] -0.26±0.06 dex
[Si/H] -0.05±0.05 dex
[Ca/H] 0.08±0.06 dex
[Y/H] 0.11±0.08 dex
Mission
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
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 Lillo-Box et al. 2015 Batalha et al. 2013 Latham et al. 2005 Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 KOI Table ExoFOP-TESS TOI 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)
5461.540+101.616-140.786
 5620±112
5429.50+39.50-44.25
5615.000+60.234-55.667
 5493±62 5382 5382 ---
5494 +82-73
5461.540±121.201
5555 +171-133
5555 +171-133
5555.00 +171.00-133.00
5600.00±62.00 5382
Metallicity
(dex)
0.0553929±0.0136375 [M/H] --- ---
0.0100+0.1090-0.1040
[Fe/H] 		0.07±0.05 [Fe/H] --- -0.409 [Fe/H] --- 0.07±0.15 [Fe/H] ---
-0.400 +0.360-0.260
[Fe/H]
-0.400 +0.360-0.260
[Fe/H]
-0.400 +0.360-0.260
[Fe/H] 		--- ---
R✶
(R⦿)
0.8974030+0.0527784-0.0428196
0.855+0.036-0.034
0.89374113+0.01474790-0.01286350
0.900+0.032-0.030
 1.05±0.19 0.85 1.007 ---
0.982 +0.128-0.105
0.897403001785278±0.047799000000000
0.872 +0.419-0.12
0.872 +0.419-0.12
0.8720 +0.4190-0.1200
0.9400±0.2800 .85
log g
(log10(cm/s2))
4.5098200+0.0750590-0.0906974
 --- ---
4.510+0.021-0.029
 4.40±0.10 4.47 4.44 ---
4.405 +0.11-0.09
4.5098200±0.0828782
4.44 +0.119-0.308
4.44 +0.119-0.308
4.440 +0.119-0.308
4.430±0.300 4.47
M✶
(M⦿)
0.9500000+0.1250480-0.1250540
 --- ---
0.960+0.030-0.036
 1.00±0.21 0.79 --- ---
0.893 +0.059-0.041
---
0.764 +0.145-0.049
0.764 +0.145-0.049
0.7640 +0.1450-0.0490
0.8750±0.0330 ---
L✶
(log10(L⦿))
-0.1900693+0.0136252-0.0125286
 ---
-0.20384245+0.00503527-0.00509433
 --- --- --- --- --- --- --- --- --- --- --- ---
γ
(km/s)
--- --- 2.4658384282730283±1.9686407964335348 --- 1.39±0.11 --- --- --- --- --- --- --- --- --- ---
Sp. T
--- --- --- --- G8 V --- --- --- --- --- --- --- --- --- ---
Age
(Gyr)
--- --- ---
2.69+2.02-1.16
 --- --- --- --- --- --- --- --- --- 9.7±4.3 ---
ρ✶
(g/cm3)
1.8532167+0.4408696-0.4094488
 --- --- --- --- --- --- ---
4.56215 +0.69500-0.88574
---
12.51021 +5.71871-6.15647
12.51021 +5.71871-6.15647
12.51021 +5.71871-6.15647
--- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Transit Prediction Service
TOI
Kepler Names
KOI
Transit
Source Lillo-Box et al. 2015 Kokori et al. 2023 Kokori et al. 2022 Berger et al. 2018 Holczer et al. 2016 Morton et al. 2016 Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 KOI Table ExoFOP-TESS TOI 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✶
20.41 +0.36-0.19
20.41+0.36-0.19
 --- --- --- --- --- 24.47±3.7 --- 34.2±15.7 34.2±15.7 34.2±15.7 30±15
Teq
(K)
--- --- --- --- --- --- --- 882 829.914193977637 862 862 862 880
b
1.076 +0.112-0.086
--- --- --- --- --- ---
1.06 +0.39-0.116
---
0.8956 +0.0072-0.0676
0.8956 +0.0072-0.0676
0.8956 +0.0072-0.0676
0.91±0.96
S
(S⨁)
--- --- ---
119.039+2.565-2.521
 --- --- ---
142.82 +50.79-34.85
112.112431377455
130.75 +192.78-42.50
130.75 +192.78-42.50
130.75 +192.78-42.50
---
e
0.123 +0.037-0.036
0.12±0.04 --- --- --- --- --- 0 --- 0 0 0 0
i
(deg)
86.55 +0.24-0.32
86.55+0.24-0.32
 --- --- --- --- --- 87.52 --- 88.24 88.24 88.24 88.24
P
(days)
7.79430132±0.00000182 7.79430304±0.00000054 7.794303±0.000003 --- 7.79430249±0.00000010 7.794301316±1.82e-06 7.794302043±1.963e-06 7.794302043±1.963e-06 7.79421550591304±0.00002995584500 7.794301316±1.82e-06 7.794301316±1.82e-06 7.794301316±1.82e-06 7.7942995±9.8e-06
Rp
(R⨁)
18.49 +6.61-6.28
--- ---
14.379+34.808-7.384
 ---
6.29+0.23-0.46
 ---
16.51 +2.16-1.76
4.91698420441239±3.60311000000000
6.06 +2.91-0.83
6.06 +2.91-0.83
6.06 +2.91-0.83
6.2±2.1
Rp/R✶
0.165 +0.049-0.048
0.17±0.05 --- --- ---
0.063662 +0.000603-0.004144
---
0.153996 +0.372737-0.078843
---
0.063662 +0.000603-0.004144
0.063662 +0.000603-0.004144
0.063662 +0.000603-0.004144
0.06±0.0097
a
(au)
0.0769 +0.0062-0.0079
--- --- --- --- --- --- .0742 --- .0704 .0704 .0704 .074
δ
(%)
--- --- --- --- 0.3128 --- --- 0.33874±0.00283 0.295073571040647±0.027362897000000
0.32750+0.00440-0.00440
0.32750+0.00440-0.00440
0.32750+0.00440-0.00440
 0.29070
T14
(hours)
1.135±0.016 --- --- --- 1.3095 0.9981±0.0417 --- 1.1081±0.0148 0.971031114137343±0.350739930000000 0.9981±0.0417 0.9981±0.0417 0.9981±0.0417 1.08
TC
(days)
2454970.259778 2455702.924679±0.000034 2454970.26082±0.00011 --- 2454954.671451±0.000092 2454970.260541±0.000196 2454970.26±0.0002 2454970.26±0.0002 2459420.81205200±0.00218642 2454970.261±0.000196 2454970.261±0.000196 2454970.261±0.000196 2454970.25978±0.0004
Rp
(RJup)
1.65 +0.59-0.56
--- ---
1.2828+3.1054-0.6588
 ---
0.561+0.021-0.041
 --- --- 0.438664704312712±0.321448497096618 --- --- --- ---
ω
(deg)
98.3 +1.1-11.0
98.30+1.10-11.00
 --- --- --- --- --- --- --- --- --- --- ---
Mp
(M⨁)
435.41 +152.55-146.20
--- --- --- --- --- --- --- --- --- --- --- ---
Mp
(MJup)
1.37 +0.48-0.46
--- --- --- --- --- --- --- --- --- --- --- ---
ρ
(g/cm3)
0.40 +0.94-0.32
--- --- --- --- --- --- --- --- --- --- --- ---
K
(m/s)
141±42 --- --- --- --- --- --- --- --- --- --- --- ---
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 11017901 11017901 11017901 11017901 11017901 11017901 11017901
KOI Name K01800.01 K01800.01 K01800.01 K01800.01 K01800.01 K01800.01 K01800.01
Kepler Name Kepler-447 b Kepler-447 b Kepler-447 b Kepler-447 b Kepler-447 b Kepler-447 b Kepler-447 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] 7.794302043±1.963e-06 7.794302043±1.963e-06 7.794301316±1.82e-06 7.794301316±1.82e-06 7.794301316±1.82e-06 7.7942995±9.8e-06 7.7942966±9.8e-06
Transit Epoch [BKJD] 137.260385±0.0002 137.260385±0.0002 137.260541±0.000196 137.260541±0.000196 137.260541±0.000196 137.25978±0.0004 137.2598±0.0004
Transit Epoch [BJD] 2454970.26±0.0002 2454970.26±0.0002 2454970.261±0.000196 2454970.261±0.000196 2454970.261±0.000196 2454970.25978±0.0004 2454970.2598±0.0004
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 kplr011017901-20160209194854_dvr.pdf kplr011017901-20160209194854_dvr.pdf kplr011017901-20141002224145_dvr.pdf kplr011017901-20130815195353_dvr.pdf kplr011017901-20121029204534_dvr.pdf --- ---
RA [decimal degrees] 285.26859 285.26859 285.26859 285.26859 285.26859 285.26859 285.26859
Dec [decimal degrees] 48.560009 48.560009 48.560009 48.560009 48.560009 48.560009 48.560009
Kepler-band [mag] 12.394 12.394 12.394 12.394 12.394 12.394 12.394
g'-band [mag] 12.895000000000001 12.895000000000001 12.895000000000001 12.895000000000001 12.895000000000001 12.895000000000001 12.895000000000001
r'-band [mag] 12.35 12.35 12.35 12.35 12.35 12.35 12.35
i'-band [mag] 12.179 12.179 12.179 12.179 12.179 12.179 12.179
z'-band [mag] 12.119 12.119 12.119 12.119 12.119 12.119 12.119
J-band [mag] 11.211 11.211 11.211 11.211 11.211 11.211 11.211
H-band [mag] 10.879000000000001 10.879000000000001 10.879000000000001 10.879000000000001 10.879000000000001 10.879000000000001 10.879000000000001
K-band [mag] 10.806000000000001 10.806000000000001 10.806000000000001 10.806000000000001 10.806000000000001 10.806000000000001 10.806000000000001
Disposition Score --- 1.0 --- --- --- --- ---
Comment --- CENT_KIC_POS KIC_OFFSET --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
1.06 +0.39-0.116
0.8956 +0.0072-0.0676
0.8956 +0.0072-0.0676
0.8956 +0.0072-0.0676
0.91±0.96 0.68±0.98
Transit Duration [hrs] --- 1.1081±0.0148 0.9981±0.0417 0.9981±0.0417 0.9981±0.0417 1.08 1.0415
Transit Depth [ppm] --- 3387.4±28.3 3275±44 3275±44 3275±44 2907 2640
Planet-Star Radius Ratio ---
0.153996 +0.372737-0.078843
0.063662 +0.000603-0.004144
0.063662 +0.000603-0.004144
0.063662 +0.000603-0.004144
0.06±0.0097 0.0469±0.0097
Fitted Stellar Density [g/cm**3] ---
4.56215 +0.69500-0.88574
12.51021 +5.71871-6.15647
12.51021 +5.71871-6.15647
12.51021 +5.71871-6.15647
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
16.51 +2.16-1.76
6.06 +2.91-0.83
6.06 +2.91-0.83
6.06 +2.91-0.83
6.2±2.1 4.36
Orbit Semi-Major Axis [au] --- .0742 .0704 .0704 .0704 .074 .071
Inclination [deg] --- 87.52 88.24 88.24 88.24 88.24 ---
Equilibrium Temperature [K] --- 882 862 862 862 880 823
Insolation Flux [Earth flux] ---
142.82 +50.79-34.85
130.75 +192.78-42.50
130.75 +192.78-42.50
130.75 +192.78-42.50
--- ---
Planet-Star Distance over Star Radius --- 24.47±3.7 34.2±15.7 34.2±15.7 34.2±15.7 30±15 46±20
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 -0.33590000000000003 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 0.6032000000000001 ---
Limb Darkening Coeff. 2 --- 0.2291 0.2602 0.2602 0.2602 -0.012 ---
Limb Darkening Coeff. 1 --- 0.46030000000000004 0.40640000000000004 0.40640000000000004 0.40640000000000004 0.5021 ---
Maximum Single Event Statistic --- 44.335536999999995 50.833965 --- --- --- ---
Maximum Multiple Event Statistic --- 296.13614 345.64938 --- --- --- ---
Transit Signal-to-Noise --- 159.20000000000002 139.0 139.0 139.0 219.8 153.70000000000002
Number of Transits --- 139 138 --- --- --- ---
TCE Planet Number --- 1 1 1 1 --- ---
Quarters --- 11111110111011101000000000000000 11111110111011101000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.3225 --- --- --- --- ---
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 --- kplr011017901-001-20160209194854_dvs.pdf kplr011017901-001-20141002224145_dvs.pdf kplr011017901-001-20130826182306_dvs.pdf kplr011017901-001-20121115231752_dvs.pdf --- ---
Stellar Effective Temperature [K] ---
5494 +82-73
5555 +171-133
5555 +171-133
5555.00 +171.00-133.00
5600.00±62.00 5382
Stellar Surface Gravity [log10(cm/s**2)] ---
4.405 +0.11-0.09
4.44 +0.119-0.308
4.44 +0.119-0.308
4.440 +0.119-0.308
4.430±0.300 4.47
Stellar Metallicity [dex] --- 0.07±0.15
-0.400 +0.360-0.260
-0.400 +0.360-0.260
-0.400 +0.360-0.260
--- ---
Stellar Radius [Solar radii] ---
0.982 +0.128-0.105
0.872 +0.419-0.12
0.872 +0.419-0.12
0.8720 +0.4190-0.1200
0.9400±0.2800 .85
Stellar Mass [Solar mass] ---
0.893 +0.059-0.041
0.764 +0.145-0.049
0.764 +0.145-0.049
0.7640 +0.1450-0.0490
0.8750±0.0330 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault KIC
FW Offset Significance [percent] --- 0.002 0.032 0.0 0.001 --- ---
FW Source α(OOT) [hrs] --- 19.01789902±0.00000076 19.01789987±0.00000079 19.01789966±0.0000008 19.017900640±0.000001000 --- ---
FW Source δ(OOT) [deg] --- 48.5599326±0.0000072 48.5599349±0.0000074 48.559947±0.000007 48.55995180±0.00000900 --- ---
FW Source Δα(OOT) [sec] --- -0.249±0.027 -0.219±0.028 -0.227±0.029 0.00510±0.00360 --- ---
FW Source Δδ(OOT) [arcsec] --- -0.279±0.026 -0.27±0.027 -0.227±0.025 0.00440±0.00220 --- ---
FW Δα(OOT) [sec] --- 6e-05±0.0002 -6e-05±0.00012 -5e-05±0.00013 -1.5e-05±1.9e-05 --- ---
FW Δδ(OOT) [arcsec] --- -0.00015±0.00028 -0.00011±0.00015 -0.00019±0.00016 -1.3e-05±1.7e-05 --- ---
PRF ΔαSQ(OOT) [arcsec] --- -0.007±0.068 -0.007±0.068 0.05±0.12 0.2000±0.1100 --- ---
PRF ΔδSQ(OOT) [arcsec] --- 0.005±0.072 0.004±0.072 -0.027±0.088 -0.0260±0.0740 --- ---
PRF ΔθSQ(OOT) [arcsec] --- 0.008±0.07 0.008±0.069 0.06±0.12 0.2000±0.1100 --- ---
PRF ΔαSQ(KIC) [arcsec] --- -0.19±0.069 -0.193±0.069 -0.14±0.13 0.0100±0.1100 --- ---
PRF ΔδSQ(KIC) [arcsec] --- -0.4±0.076 -0.406±0.076 -0.428±0.094 -0.4070±0.0730 --- ---
PRF ΔθSQ(KIC) [arcsec] --- 0.443±0.074 0.45±0.074 0.45±0.09 0.4070±0.0730 --- ---
Chi-Square --- --- --- --- --- 4.8 3.7600000000000002
Stellar Age [Gyr] --- --- --- --- --- 9.7±4.3 ---
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
2 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP Time Series
1 TrES Time Series
1 Associated Literature Data
System
Star
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Candidate
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Controversial
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Aliases
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Time Series
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