NASA
Exoplanet
Archive
A
service of
NASA
Exoplanet
Science
Institute

Kepler-1447 Overview

Kepler-1447 0.74 R⦿ 5660.00 K
Kepler-1447 b
0.259 RJup
Architecture
Kepler-1447
Kepler-1447
Kepler-1447 b
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
Kepler-1447 Kepler-1447 b 56.67 d 2.9 R⨁ Transit 2016 Morton et al. 2016 Confirmed Planet
Kepler-1447 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
19h18m34.42s
Dec
+50d43m37.26s
Distance
890.296+17.333-16.695
pc
Parallax
1.094590±0.021299 mas
Ecliptic Latitude
71.33459 deg
Ecliptic Longitude
311.67148 deg
Galactic Latitude
16.64527 deg
Galactic Longitude
81.93065 deg
Total Proper Motion
14.4237733±0.0371807 mas/yr
Proper Motion (RA)
-4.549760±0.043543 mas/yr
Proper Motion (Dec)
-13.6874000±0.0364096 mas/yr
Photometry
mV
14.747±0.080
mTESS
14.1820±0.0063
mJ
13.526±0.024
mH
13.146±0.033
mKs
13.124±0.031
mKep
14.682
mW1
13.094±0.023
mW2
13.125±0.025
mW3
12.705±0.331
mW4
9.598
mGaia
14.664300±0.000325
mB
15.293±0.046
mg
15.139
mi
14.486
mr
14.600
mz
14.405
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 Berger et al. 2018 Gaia DR2 Morton et al. 2016 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 Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
5634.0±122.0 5546±111
5444.6665+143.3960-49.4165
5722.000+108.692-88.464
 5660 ---
5541 +83-72
5910 +176-212
5910 +176-212
5910.00 +176.00-212.00
Metallicity
(dex)
--- --- ---
-0.0300+0.1300-0.1830
[Fe/H] 		-0.007 [Fe/H] ---
0.14 +0.15-0.1
[Fe/H]
-0.020 +0.220-0.300
[Fe/H]
-0.020 +0.220-0.300
[Fe/H]
-0.020 +0.220-0.300
[Fe/H]
R✶
(R⦿)
0.999851
0.9900+0.0470-0.0450
1.0487016+0.0192987-0.0531312
0.9500+0.1590-0.0710
 0.740 ---
1.295 +0.206-0.274
0.94 +0.344-0.083
0.94 +0.344-0.083
0.9400 +0.3440-0.0830
log g
(log10(cm/s2))
4.4382 --- ---
4.470+0.055-0.134
 4.70 ---
4.189 +0.195-0.105
4.505 +0.039-0.27
4.505 +0.039-0.27
4.505 +0.039-0.270
Age
(Gyr)
--- --- ---
4.17+4.03-2.41
 --- --- --- --- --- ---
M✶
(M⦿)
1.0 --- ---
0.9700+0.0500-0.0590
 --- ---
0.945 +0.073-0.045
1.032 +0.123-0.129
1.032 +0.123-0.129
1.0320 +0.1230-0.1290
L✶
(log10(L⦿))
-0.04216720 ---
-0.06011619+0.02195861-0.02312833
 --- --- --- --- --- --- ---
ρ✶
(g/cm3)
1.4104607 --- --- --- --- ---
1.54867 +1.38846-1.13743
3.10523 +0.31714-1.13978
3.10523 +0.31714-1.13978
3.10523 +0.31714-1.13978
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
Kepler Names
KOI
Transit
Source Morton et al. 2016 Gajdoš et al. 2019 Berger et al. 2018 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 Show Candidate Solutions >> << Hide Candidate Solutions
P
(days)
56.6747285±0.0003978 56.6744082910±0.0001842117 --- 56.67466525±0.00000666 56.6746666±0.0004151 56.6746666±0.0004151 56.6747285±0.0003978 56.6747285±0.0003978 56.6747285±0.0003978
Rp
(R⨁)
2.90+0.50-0.24
 ---
3.068+0.641-0.224
 --- ---
4.01 +0.64-0.85
2.84 +1.04-0.25
2.84 +1.04-0.25
2.84 +1.04-0.25
Rp
(RJup)
0.259+0.045-0.021
 ---
0.2737+0.0572-0.0200
 --- ---
0.358+0.057-0.076
0.253+0.093-0.022
0.253+0.093-0.022
0.253+0.093-0.022
Rp/R✶
0.027673 +0.001175-0.000901
--- --- --- ---
0.028378 +0.005776-0.001631
0.027673 +0.001175-0.000901
0.027673 +0.001175-0.000901
0.027673 +0.001175-0.000901
T14
(hours)
5.422±0.175 --- --- 5.5678 --- 5.516±0.17 5.422±0.175 5.422±0.175 5.422±0.175
TC
(days)
2454993.45007±0.00547
(JD)
2454993.45810000±0.00104111
(BJD)
--- 2454993.451300±0.006300
(BJD)
2454993.448±0.00601
(BJD)
2454993.448±0.00601
(BJD)
2454993.45±0.00547
(BJD)
2454993.45±0.00547
(BJD)
2454993.45±0.00547
(BJD)
δ
(%)
--- --- --- 0.0925 --- 0.08831±0.00446 0.09162±0.00493 0.09162±0.00493 0.09162±0.00493
a/R✶
--- --- --- --- --- 64.1±28.7 80.79±8.3 80.79±8.3 80.79±8.3
Teq
(K)
--- --- --- --- --- 522 468 468 468
b
--- --- --- --- ---
0.626 +0.299-0.408
0.1803 +0.2719-0.1801
0.1803 +0.2719-0.1801
0.1803 +0.2719-0.1801
S
(S⨁)
--- ---
10.349+0.503-0.478
 --- ---
17.59 +7.49-7.21
11.32 +12.44-3.19
11.32 +12.44-3.19
11.32 +12.44-3.19
e
--- --- --- --- --- 0 0 0 0
i
(deg)
--- --- --- --- --- 89.44 89.95 89.95 89.95
a
(au)
--- --- --- --- --- .2836 .2919 .2919 .2919
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 12156174 12156174 12156174 12156174 12156174
KOI Name K03260.01 K03260.01 K03260.01 K03260.01 K03260.01
Kepler Name Kepler-1447 b Kepler-1447 b Kepler-1447 b Kepler-1447 b Kepler-1447 b
Exoplanet Archive Disposition CONFIRMED CONFIRMED CONFIRMED CONFIRMED CONFIRMED
Vetting Status 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
Disposition Using Kepler Data CANDIDATE CANDIDATE CANDIDATE 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
Orbital Period [days] 56.6746666±0.0004151 56.6746666±0.0004151 56.6747285±0.0003978 56.6747285±0.0003978 56.6747285±0.0003978
Transit Epoch [BKJD] 160.44836±0.00601 160.44836±0.00601 160.45007±0.00547 160.45007±0.00547 160.45007±0.00547
Transit Epoch [BJD] 2454993.448±0.00601 2454993.448±0.00601 2454993.45±0.00547 2454993.45±0.00547 2454993.45±0.00547
Parameters Provenance q1_q17_dr25_sup_koi q1_q17_dr25_koi q1_q17_dr24_koi q1_q16_koi q1_q12_koi
Number of Planets 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 kplr012156174-20160209194854_dvr.pdf kplr012156174-20160209194854_dvr.pdf kplr012156174-20141002224145_dvr.pdf kplr012156174-20130815195353_dvr.pdf kplr012156174-20121029204534_dvr.pdf
RA [decimal degrees] 289.64342999999997 289.64342999999997 289.64342999999997 289.64342999999997 289.64342999999997
Dec [decimal degrees] 50.727089 50.727089 50.727089 50.727089 50.727089
Kepler-band [mag] 14.682 14.682 14.682 14.682 14.682
g'-band [mag] 15.139000000000001 15.139000000000001 15.139000000000001 15.139000000000001 15.139000000000001
r'-band [mag] 14.6 14.6 14.6 14.6 14.6
i'-band [mag] 14.486 14.486 14.486 14.486 14.486
z'-band [mag] 14.405000000000001 14.405000000000001 14.405000000000001 14.405000000000001 14.405000000000001
J-band [mag] 13.526 13.526 13.526 13.526 13.526
H-band [mag] 13.146 13.146 13.146 13.146 13.146
K-band [mag] 13.124 13.124 13.124 13.124 13.124
Disposition Score --- 0.502 --- --- ---
Comment --- NO_COMMENT --- --- ---
Eccentricity --- 0 0 0 0
Impact Parameter ---
0.626 +0.299-0.408
0.1803 +0.2719-0.1801
0.1803 +0.2719-0.1801
0.1803 +0.2719-0.1801
Transit Duration [hrs] --- 5.516±0.17 5.422±0.175 5.422±0.175 5.422±0.175
Transit Depth [ppm] --- 883.1±44.6 916.2±49.3 916.2±49.3 916.2±49.3
Planet-Star Radius Ratio ---
0.028378 +0.005776-0.001631
0.027673 +0.001175-0.000901
0.027673 +0.001175-0.000901
0.027673 +0.001175-0.000901
Fitted Stellar Density [g/cm**3] ---
1.54867 +1.38846-1.13743
3.10523 +0.31714-1.13978
3.10523 +0.31714-1.13978
3.10523 +0.31714-1.13978
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC
Planetary Radius [Earth radii] ---
4.01 +0.64-0.85
2.84 +1.04-0.25
2.84 +1.04-0.25
2.84 +1.04-0.25
Orbit Semi-Major Axis [au] --- .2836 .2919 .2919 .2919
Inclination [deg] --- 89.44 89.95 89.95 89.95
Equilibrium Temperature [K] --- 522 468 468 468
Insolation Flux [Earth flux] ---
17.59 +7.49-7.21
11.32 +12.44-3.19
11.32 +12.44-3.19
11.32 +12.44-3.19
Planet-Star Distance over Star Radius --- 64.1±28.7 80.79±8.3 80.79±8.3 80.79±8.3
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
Limb Darkening Coeff. 4 --- 0.0 0.0 0.0 0.0
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0
Limb Darkening Coeff. 2 --- 0.23290000000000002 0.2828 0.2828 0.2828
Limb Darkening Coeff. 1 --- 0.4554 0.3659 0.3659 0.3659
Maximum Single Event Statistic --- 6.9425289999999995 7.772804 --- ---
Maximum Multiple Event Statistic --- 18.097849999999998 20.2359 --- ---
Transit Signal-to-Noise --- 22.7 21.0 21.0 21.0
Number of Transits --- 12 12 --- ---
TCE Planet Number --- 1 1 1 1
Quarters --- 10011001100110011000000000000000 10011001100110011000000000000000 --- ---
Odd-Even Depth Comparision Statistic --- 0.7669 --- --- ---
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)
Link to DV Summary --- kplr012156174-001-20160209194854_dvs.pdf kplr012156174-001-20141002224145_dvs.pdf kplr012156174-001-20130826182306_dvs.pdf kplr012156174-001-20121115231752_dvs.pdf
Stellar Effective Temperature [K] ---
5541 +83-72
5910 +176-212
5910 +176-212
5910.00 +176.00-212.00
Stellar Surface Gravity [log10(cm/s**2)] ---
4.189 +0.195-0.105
4.505 +0.039-0.27
4.505 +0.039-0.27
4.505 +0.039-0.270
Stellar Metallicity [dex] ---
0.14 +0.15-0.1
-0.020 +0.220-0.300
-0.020 +0.220-0.300
-0.020 +0.220-0.300
Stellar Radius [Solar radii] ---
1.295 +0.206-0.274
0.94 +0.344-0.083
0.94 +0.344-0.083
0.9400 +0.3440-0.0830
Stellar Mass [Solar mass] ---
0.945 +0.073-0.045
1.032 +0.123-0.129
1.032 +0.123-0.129
1.0320 +0.1230-0.1290
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16
FW Offset Significance [percent] --- 0.28400000000000003 0.075 0.787 0.621
FW Source α(OOT) [hrs] --- 19.309569±0.000018 19.309568±0.000017 19.309566±0.000017 19.309566000±0.000022000
FW Source δ(OOT) [deg] --- 50.72713±0.00019 50.7272±0.0002 50.72692±0.00019 50.72687000±0.00024000
FW Source Δα(OOT) [sec] --- 0.21±0.61 0.17±0.59 0.1±0.57 0.00700±0.07900
FW Source Δδ(OOT) [arcsec] --- 0.13±0.7 0.38±0.72 -0.62±0.67 -0.02900±0.05800
FW Δα(OOT) [sec] --- -0.00013±0.00055 -0.0001±0.00052 -3e-05±0.00056 -6e-06±7e-05
FW Δδ(OOT) [arcsec] --- -0.0005±0.00064 -0.00072±0.00064 0.00022±0.00066 2.5e-05±5.2e-05
PRF ΔαSQ(OOT) [arcsec] --- -0.09±0.24 -0.04±0.35 -0.03±0.44 -0.2100±0.5500
PRF ΔδSQ(OOT) [arcsec] --- -0.08±0.29 -0.2±0.29 -0.18±0.43 -0.2200±0.5600
PRF ΔθSQ(OOT) [arcsec] --- 0.12±0.35 0.21±0.29 0.19±0.43 0.3000±0.5500
PRF ΔαSQ(KIC) [arcsec] --- -0.02±0.2 -0.01±0.34 0.03±0.36 -0.1400±0.5200
PRF ΔδSQ(KIC) [arcsec] --- -0.12±0.24 -0.26±0.29 -0.19±0.4 -0.2000±0.4700
PRF ΔθSQ(KIC) [arcsec] --- 0.12±0.26 0.26±0.29 0.19±0.37 0.2400±0.4800
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
5 2MASS Point Source Catalog
Data Files
2 Kepler Time Series
1 SuperWASP Time Series
1 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
External Link
Search
Browse
Download

NASA Exoplanet Archive is operated by the California Institute of Technology, under contract with the National Aeronautics and Space Administration under the Exoplanet Exploration Program.