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Kepler-1446 Overview

  • Star: Kepler-1446
    • Stellar Radius: 1.51 Solar Radius
    • Stellar Effective Temperature: 4656.00 K
    • Planet: Kepler-1446 b
      • Disposition Confirmed
      • Planet Radius 0.073 Jupiter Radius

Kepler-1446 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
Kepler-1446
Kepler-1446 b 0.69 d 0.82 R⨁ Transit 2016 Morton et al. 2016 Confirmed Planet
Kepler-1446 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
19h17m41.77s
Dec
+46d43m33.90s
Distance
152.075+0.677-0.671
pc
Parallax
6.546940±0.028919 mas
Ecliptic Latitude
67.69193 deg
Ecliptic Longitude
306.90595 deg
Galactic Latitude
15.20358 deg
Galactic Longitude
78.04646 deg
Total Proper Motion
23.0156441±0.0481857 mas/yr
Proper Motion (RA)
12.3216000±0.0481102 mas/yr
Proper Motion (Dec)
-19.439600±0.048216 mas/yr
Photometry
mV 12.595±0.046
mTESS 11.7532±0.0063
mJ 10.797±0.021
mH 10.300±0.017
mKs 10.204±0.014
mKep 12.411
mW1 10.129±0.023
mW2 10.186±0.020
mW3 10.050±0.045
mW4 9.151
mGaia 12.408600±0.000756
mB 13.891±0.059
mg 13.264
mi 12.045
mr 12.328
mz 11.873
Abundances
(Hypatia Catalog)
[Fe/H] 0.13±0.04 dex
[C/H] 0.27±0.09 dex
[O/H] 0.19±0.09 dex
[Na/H] 0.09±0.04 dex
[Mg/H] 0.01±0.07 dex
[Al/H] 0.01±0.06 dex
[Si/H] 0.11±0.05 dex
[Ca/H] 0.21±0.06 dex
[Y/H] -0.07±0.08 dex
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 Fulton & Petigura 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
Teff
(K)
4789.740+142.263-123.834
 4848±97
4784.295+73.393-60.690
4865.000+43.692-52.457
 4656 4848±60 --- 4872±97
4854 +130-107
4854 +130-107
4854.00 +130.00-107.00
Metallicity
(dex)
0.2438100±0.0129644 [M/H] --- ---
0.110+0.102-0.097
[Fe/H] 		0.520 [Fe/H] 0.14±0.04 [Fe/H] --- 0.1±0.15 [Fe/H] 0.560±0.300 [Fe/H] 0.560±0.300 [Fe/H] 0.560±0.300 [Fe/H]
R✶
(R⦿)
0.6860440+0.0455754-0.0561030
0.697+0.029-0.027
0.6829634+0.0176625-0.0204814
0.750+0.013-0.012
 1.512 0.696±0.018 ---
0.726 +0.053-0.022
1.749 +1.401-0.965
1.749 +1.401-0.965
1.7490 +1.4010-0.9650
log g
(log10(cm/s2))
4.6535400+0.0885426-0.1061690
 --- ---
4.600+0.007-0.012
 4.09 --- ---
4.615 +0.012-0.051
3.939 +0.622-0.429
3.939 +0.622-0.429
3.939 +0.622-0.429
L✶
(log10(L⦿))
-0.6513541+0.0203603-0.0139747
 ---
-0.65723866+0.00311747-0.00314003
 --- --- --- --- --- --- --- ---
γ
(km/s)
--- --- -31.771499364448442±3.097678388963629 --- --- --- --- --- --- --- ---
Age
(Gyr)
--- --- ---
2.63+2.42-1.12
 ---
1.78+2.02-1.37
 --- --- --- --- ---
M✶
(M⦿)
0.7730000+0.0967743-0.0863554
 --- ---
0.810+0.019-0.024
 ---
0.776+0.006-0.016
 ---
0.814 +0.029-0.053
0.97 +0.248-0.164
0.97 +0.248-0.164
0.9700 +0.2480-0.1640
ρ✶
(g/cm3)
3.3751242+0.9747807-0.9341213
 --- --- --- --- 2.13±0.05 ---
3.77107 +0.17970-1.66161
3.39604 +0.22124-1.16107
3.39604 +0.22124-1.16107
3.39604 +0.22124-1.16107
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 Fulton & Petigura 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
a/R✶
--- --- --- --- --- --- 4.561±0.217 4.405±0.287 4.405±0.287 4.405±0.287
Teq
(K)
--- --- --- --- --- --- 1539 2304 2304 2304
b
--- --- --- --- --- ---
0.119 +0.34-0.119
0.099 +0.376-0.0989
0.099 +0.376-0.0989
0.099 +0.376-0.0989
S
(S⨁)
--- ---
1213.333+18.961-18.710
 --- 1215.3±88.3 ---
1336.82 +328.59-176.95
6665.50 +17366.35-5440.42
6665.50 +17366.35-5440.42
6665.50 +17366.35-5440.42
e
--- --- --- --- --- --- 0 0 0 0
i
(deg)
--- --- --- --- --- --- 88.5 88.81 88.81 88.81
P
(days)
0.689967832±4.95e-07 0.6899675843±0.0000004042 --- 0.68996817±0.00000092 0.689967832±0.000000495 0.689967868±1.283e-06 0.689967868±1.283e-06 0.689967832±4.95e-07 0.689967832±4.95e-07 0.689967832±4.95e-07
Rp
(R⨁)
0.82+0.04-0.02
 ---
0.753+0.048-0.037
 --- 0.742±0.030 ---
0.78 +0.06-0.02
1.86 +1.5-1.02
1.86 +1.5-1.02
1.86 +1.5-1.02
Rp
(RJup)
0.073+0.004-0.002
 ---
0.0672+0.0043-0.0033
 --- 0.0662±0.0027 ---
0.070+0.005-0.002
0.166+0.134-0.091
0.166+0.134-0.091
0.166+0.134-0.091
Rp/R✶
0.009762 +0.000441-0.000151
--- --- ---
0.0097620+0.0004410-0.0001510
 ---
0.009888 +0.000472-0.00028
0.009762 +0.000441-0.000151
0.009762 +0.000441-0.000151
0.009762 +0.000441-0.000151
a
(au)
--- --- --- --- 0.01405±0.00007 --- .0141 .0151 .0151 .0151
δ
(%)
--- --- --- 0.0128 --- --- 0.01229±0.00053 0.01213±0.00023 0.01213±0.00023 0.01213±0.00023
T14
(hours)
1.2135±0.0218 --- --- 1.6262 --- --- 1.1688±0.0539 1.2135±0.0218 1.2135±0.0218 1.2135±0.0218
TC
(days)
2454964.635244±0.000609
(JD)
2454964.63575000±0.00048268
(BJD)
--- 2454953.595784±0.000829
(BJD)
--- 2454964.635±0.00157
(BJD)
2454964.635±0.00157
(BJD)
2454964.635±0.000609
(BJD)
2454964.635±0.000609
(BJD)
2454964.635±0.000609
(BJD)
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 9885417 9885417 9885417 9885417 9885417
KOI Name K03246.01 K03246.01 K03246.01 K03246.01 K03246.01
Kepler Name Kepler-1446 b Kepler-1446 b Kepler-1446 b Kepler-1446 b Kepler-1446 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 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
Orbital Period [days] 0.689967868±1.283e-06 0.689967868±1.283e-06 0.689967832±4.95e-07 0.689967832±4.95e-07 0.689967832±4.95e-07
Transit Epoch [BKJD] 131.63498±0.00157 131.63498±0.00157 131.635244±0.000609 131.635244±0.000609 131.635244±0.000609
Transit Epoch [BJD] 2454964.635±0.00157 2454964.635±0.00157 2454964.635±0.000609 2454964.635±0.000609 2454964.635±0.000609
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 kplr009885417-20160209194854_dvr.pdf kplr009885417-20160209194854_dvr.pdf kplr009885417-20141002224145_dvr.pdf kplr009885417-20130815195353_dvr.pdf kplr009885417-20121029204534_dvr.pdf
RA [decimal degrees] 289.42395 289.42395 289.42395 289.42395 289.42395
Dec [decimal degrees] 46.726169999999996 46.726169999999996 46.726169999999996 46.726169999999996 46.726169999999996
Kepler-band [mag] 12.411000000000001 12.411000000000001 12.411000000000001 12.411000000000001 12.411000000000001
g'-band [mag] 13.264000000000001 13.264000000000001 13.264000000000001 13.264000000000001 13.264000000000001
r'-band [mag] 12.328000000000001 12.328000000000001 12.328000000000001 12.328000000000001 12.328000000000001
i'-band [mag] 12.045 12.045 12.045 12.045 12.045
z'-band [mag] 11.873000000000001 11.873000000000001 11.873000000000001 11.873000000000001 11.873000000000001
J-band [mag] 10.797 10.797 10.797 10.797 10.797
H-band [mag] 10.3 10.3 10.3 10.3 10.3
K-band [mag] 10.204 10.204 10.204 10.204 10.204
Disposition Score --- 1.0 --- --- ---
Comment --- NO_COMMENT --- --- ---
Eccentricity --- 0 0 0 0
Impact Parameter ---
0.119 +0.34-0.119
0.099 +0.376-0.0989
0.099 +0.376-0.0989
0.099 +0.376-0.0989
Transit Duration [hrs] --- 1.1688±0.0539 1.2135±0.0218 1.2135±0.0218 1.2135±0.0218
Transit Depth [ppm] --- 122.9±5.3 121.3±2.3 121.3±2.3 121.3±2.3
Planet-Star Radius Ratio ---
0.009888 +0.000472-0.00028
0.009762 +0.000441-0.000151
0.009762 +0.000441-0.000151
0.009762 +0.000441-0.000151
Fitted Stellar Density [g/cm**3] ---
3.77107 +0.17970-1.66161
3.39604 +0.22124-1.16107
3.39604 +0.22124-1.16107
3.39604 +0.22124-1.16107
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC
Planetary Radius [Earth radii] ---
0.78 +0.06-0.02
1.86 +1.5-1.02
1.86 +1.5-1.02
1.86 +1.5-1.02
Orbit Semi-Major Axis [au] --- .0141 .0151 .0151 .0151
Inclination [deg] --- 88.5 88.81 88.81 88.81
Equilibrium Temperature [K] --- 1539 2304 2304 2304
Insolation Flux [Earth flux] ---
1336.82 +328.59-176.95
6665.50 +17366.35-5440.42
6665.50 +17366.35-5440.42
6665.50 +17366.35-5440.42
Planet-Star Distance over Star Radius --- 4.561±0.217 4.405±0.287 4.405±0.287 4.405±0.287
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 --- 0.10540000000000001 0.11620000000000001 0.11620000000000001 0.11620000000000001
Limb Darkening Coeff. 1 --- 0.6323000000000001 0.6496000000000001 0.6496000000000001 0.6496000000000001
Maximum Single Event Statistic --- 4.7978119999999995 11.388233999999999 --- ---
Maximum Multiple Event Statistic --- 41.325725999999996 42.959167 --- ---
Transit Signal-to-Noise --- 28.7 68.7 68.7 68.7
Number of Transits --- 1941 1941 --- ---
TCE Planet Number --- 1 1 1 1
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- ---
Odd-Even Depth Comparision Statistic --- 0.9931000000000001 --- --- ---
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 --- kplr009885417-001-20160209194854_dvs.pdf kplr009885417-001-20141002224145_dvs.pdf kplr009885417-001-20130826182306_dvs.pdf kplr009885417-001-20121115231752_dvs.pdf
Stellar Effective Temperature [K] --- 4872±97
4854 +130-107
4854 +130-107
4854.00 +130.00-107.00
Stellar Surface Gravity [log10(cm/s**2)] ---
4.615 +0.012-0.051
3.939 +0.622-0.429
3.939 +0.622-0.429
3.939 +0.622-0.429
Stellar Metallicity [dex] --- 0.1±0.15 0.560±0.300 0.560±0.300 0.560±0.300
Stellar Radius [Solar radii] ---
0.726 +0.053-0.022
1.749 +1.401-0.965
1.749 +1.401-0.965
1.7490 +1.4010-0.9650
Stellar Mass [Solar mass] ---
0.814 +0.029-0.053
0.97 +0.248-0.164
0.97 +0.248-0.164
0.9700 +0.2480-0.1640
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16
FW Offset Significance [percent] --- 0.001 0.065 0.0 0.004
FW Source α(OOT) [hrs] --- 19.2949359±0.0000051 19.2949323±0.0000051 19.2949231±0.0000054 19.294926900±0.000005500
FW Source δ(OOT) [deg] --- 46.72603±0.000046 46.726073±0.000045 46.726097±0.000049 46.72608200±0.00005200
FW Source Δα(OOT) [sec] --- 0.19±0.19 0.06±0.19 -0.28±0.2 -0.03100±0.02000
FW Source Δδ(OOT) [arcsec] --- -0.51±0.16 -0.35±0.16 -0.26±0.18 -0.01000±0.01200
FW Δα(OOT) [sec] --- 0±1.9e-05 1.2e-05±1.8e-05 4.2e-05±1.8e-05 3.7e-06±2.3e-06
FW Δδ(OOT) [arcsec] --- 3.2e-05±1.6e-05 1.6e-05±1.5e-05 8e-06±1.6e-05 1.2e-06±1.5e-06
PRF ΔαSQ(OOT) [arcsec] --- -0.02±0.12 -0.04±0.14 0.05±0.13 -0.0200±0.1100
PRF ΔδSQ(OOT) [arcsec] --- -0.1±0.15 -0.14±0.13 -0.24±0.15 -0.2420±0.0930
PRF ΔθSQ(OOT) [arcsec] --- 0.1±0.15 0.15±0.16 0.25±0.14 0.2420±0.0940
PRF ΔαSQ(KIC) [arcsec] --- 0.19±0.12 0.17±0.14 0.27±0.14 0.1900±0.1100
PRF ΔδSQ(KIC) [arcsec] --- -0.26±0.11 -0.3±0.11 -0.38±0.14 -0.3860±0.0960
PRF ΔθSQ(KIC) [arcsec] --- 0.33±0.11 0.35±0.12 0.47±0.14 0.4300±0.1000
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
4 2MASS Point Source Catalog
Data Files
3 Kepler Time Series
3 SuperWASP Time Series
1 TrES Time Series
1 Associated Literature Data
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