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KOI-12 Overview

KOI-12 1.32 R⦿ 6419.00 K
KOI-12 b
1.230 RJup
Kepler-448 c
Architecture
KOI-12
KOI-12
KOI-12 b
Kepler-448 c
Other Data
Bibliography 23
Exoplanet Archive Notes 1
Nearby Data 6
Discovery Data
Host Planet Method Year Reference Disposition
KOI-12 KOI-12 b Transit 2015 Bourrier et al. 2015 Confirmed Planet
KOI-12 Kepler-448 c Transit Timing Variations 2017 Masuda 2017 Confirmed Planet
KOI-12 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
19h49m48.90s
Dec
+41d00m39.67s
Distance
399.398+4.396-4.303
pc
Parallax
2.4753000±0.0270593 mas
Ecliptic Latitude
60.27427 deg
Ecliptic Longitude
314.55164 deg
Galactic Latitude
7.46967 deg
Galactic Longitude
75.49897 deg
Total Proper Motion
3.9994855±0.0452596 mas/yr
Proper Motion (RA)
3.0411200±0.0472822 mas/yr
Proper Motion (Dec)
2.5975900±0.0423306 mas/yr
Photometry
mV
11.510±0.014
mTESS
10.9310±0.0061
mJ
10.461±0.020
mH
10.287±0.022
mKs
10.234±0.018
mKep
11.353
mW1
10.189±0.023
mW2
10.198±0.020
mW3
10.015±0.042
mW4
9.201
mGaia
11.253500±0.000523
mB
11.731±0.173
mg
11.571
mi
11.245
mr
11.280
mz
11.260
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 Masuda 2017 Stassun et al. 2017 Morton et al. 2016 Bourrier 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)
6779.2300+93.0026-119.6410
 6820±136
6466.3335+90.4765-47.3335
 --- 6820±120
6918.000+291.442-241.741
 6820±120 6419 6419 ---
6823 +61-92
6779.2±106.3
6635 +142-214
6635 +142-214
6635.00 +142.00-214.00
6635.00±71.00 6419
Metallicity
(dex)
0.0814669±0.0088569 [M/H] --- --- --- 0.09 [Fe/H]
0.0200+0.1490-0.1780
[Fe/H] 		0.09±0.15 [Fe/H] --- -0.035 [Fe/H] --- 0.07±0.15 [Fe/H] ---
-0.040 +0.250-0.360
[Fe/H]
-0.040 +0.250-0.360
[Fe/H]
-0.040 +0.250-0.360
[Fe/H] 		--- ---
R✶
(R⦿)
1.4911400+0.0691628-0.0648070
1.500+0.065-0.061
1.5434557+0.0228467-0.0423020
1.40+0.07-0.06
 1.75±0.51
1.910+0.586-0.380
 1.63±0.15 1.38 1.324 ---
1.367 +0.267-0.067
1.49114000797272±0.06698490000000
1.516 +0.885-0.33
1.516 +0.885-0.33
1.5160 +0.8850-0.3300
1.4000±0.6900 1.38
log g
(log10(cm/s2))
4.2536000+0.0898048-0.0870615
 --- --- --- 4.34±0.15
4.060+0.147-0.181
 4.34±0.15 4.26 4.26 ---
4.308 +0.024-0.128
4.25±0.09
4.193 +0.145-0.325
4.193 +0.145-0.325
4.193 +0.145-0.325
4.250±0.300 4.26
L✶
(log10(L⦿))
0.6264526+0.0268178-0.0296134
 ---
0.57431547+0.00782090-0.00796434
 --- --- --- --- --- --- --- --- --- --- --- --- --- ---
γ
(km/s)
--- --- -14.677065354065007±4.828369073733731 --- --- --- --- --- --- --- --- --- --- --- --- --- ---
v sin i
(km/s)
--- --- --- --- --- ---
60.0 +0.9-0.8
--- --- --- --- --- --- --- --- --- ---
Age
(Gyr)
--- --- --- --- ---
1.45+0.43-0.23
 1.5±0.5 --- --- --- --- --- --- --- --- 2.12±0.47 ---
ρ✶
(g/cm3)
0.6182666+0.1466826-0.1320477
 --- ---
0.80+0.10-0.09
 0.47±0.11 --- 0.472±0.113 --- --- ---
0.47367 +0.00473-0.00057
---
0.47417 +0.00040-0.00420
0.47417 +0.00040-0.00420
0.47417 +0.00040-0.00420
--- ---
M✶
(M⦿)
1.454000+0.284353-0.207432
 --- --- 1.5±0.1 1.82±1.64
1.550+0.196-0.167
 1.452±0.093 --- --- ---
1.386 +0.093-0.076
---
1.312 +0.272-0.246
1.312 +0.272-0.246
1.3120 +0.2720-0.2460
1.2600±0.1700 ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit Timing Variations, Transit
Tools
Transit Prediction Service
TOI
Kepler Names
KOI
Transit
Atmospheric Spectroscopy
Source Masuda 2017 Kokori et al. 2023 Ivshina & Winn 2022 GajdoĊĦ et al. 2019 Berger et al. 2018 Stassun et al. 2017 Holczer et al. 2016 Morton et al. 2016 Bourrier et al. 2015 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✶
---
18.89+0.23-0.22
 --- --- --- 20.00±1.50 --- --- 20.0±1.5 --- 19.986±0.2 --- 19.9926±0.0169 19.9926±0.0169 19.9926±0.0169 20.04±0.32
Teq
(K)
--- --- --- --- --- --- --- --- --- --- 911 938.337778729687 942 942 942 912
b
0.371±0.006 --- --- --- --- --- --- --- 0.3629±0.0064 ---
0.075 +0.106-0.043
---
0.0009 +0.0542-0.0009
0.0009 +0.0542-0.0009
0.0009 +0.0542-0.0009
0.03±0.1
e
0.34+0.08-0.07
 --- --- --- --- 0.72 --- --- <0.72 --- 0 --- 0 0 0 0
i
(deg)
---
88.95+0.15-0.25
 --- --- --- 88.95±0.20 --- ---
88.95+0.15-0.25
 --- 89.79 --- 89.95 89.95 89.95 89.95
P
(days)
17.855182+0.000008-0.000006
 17.8552276±0.0000045 17.8552329±0.0000033 17.8552258437±0.0000006438 --- 17.855230±0.000001 17.85523009±0.00000028 17.855219698±3.774e-06 17.8552333±0.0000009 17.855221681±3.676e-06 17.855221681±3.676e-06 17.8552321636383±0.0000342865680 17.855219698±3.774e-06 17.855219698±3.774e-06 17.855219698±3.774e-06 17.855149±1e-05
Rp
(R⨁)
13.8+0.7-0.6
 --- --- ---
14.433+0.624-0.591
 17.3±5.0 ---
18.37+5.64-3.65
 16.0±1.5 ---
13.16 +2.57-0.65
14.5976753119233±0.6868605600000
14.63 +8.54-3.18
14.63 +8.54-3.18
14.63 +8.54-3.18
13.4±6.6
Rp/R✶
--- 0.09049±0.00008 --- --- --- --- ---
0.088385 +7.8e-05-5e05
0.09049±0.00008 ---
0.08815 +4.2e-05-9.1e05
---
0.088385 +7.8e-05-5e05
0.088385 +7.8e-05-5e05
0.088385 +7.8e-05-5e05
0.08805±0.00011
a
(au)
0.154+0.004-0.003
 --- --- --- --- --- --- --- 0.151±0.003 --- .1491 --- .1463 .1463 .1463 .144
δ
(%)
--- --- --- --- --- 0.8200±0.0015 0.9228 --- --- --- 0.90652±0.00112 0.883167117438502±0.016561226000000 0.91536±0.00114 0.91536±0.00114 0.91536±0.00114 0.91550
T14
(hours)
--- --- --- --- --- --- 7.3728 7.42939±0.00537
6.788+0.018-0.007
 --- 7.41287±0.00581 7.52582297082584±0.11007359000000 7.42939±0.00537 7.42939±0.00537 7.42939±0.00537 7.4066
TC
(days)
--- 2455711.66072±0.00011 2456408.01473±0.00016 2454979.59635000±0.00002880 --- --- 2454961.739669±0.000246 2454979.596388±0.000170 2454979.59599±0.00027 2454979.596±0.000163 2454979.596±0.000163 2459800.50650800±0.00143575 2454979.596±0.00017 2454979.596±0.00017 2454979.596±0.00017 2454979.59692±0.00021
S
(S⨁)
--- --- --- ---
196.507+5.448-5.301
 --- --- --- --- ---
163.04 +78.35-23.38
183.213642695366
186.24 +322.22-86.26
186.24 +322.22-86.26
186.24 +322.22-86.26
---
Rp
(RJup)
1.23+0.06-0.05
 --- --- ---
1.2876+0.0557-0.0527
 1.54±0.45 ---
1.639+0.503-0.326
 1.43±0.13 --- --- 1.30231960448672±0.06127770029972 --- --- --- ---
Mp
(M⨁)
350+1112-254
 --- --- --- --- 1691±1942 --- --- <3178 --- --- --- --- --- --- ---
Mp
(MJup)
1.1+3.5-0.8
 --- --- --- --- 5.320±6.110 --- --- <10 --- --- --- --- --- --- ---
K
(m/s)
--- --- --- --- --- 800.0 --- --- <800 --- --- --- --- --- --- ---
ω
(deg)
--- --- --- --- --- --- --- --- 228±120 --- --- --- --- --- --- ---
λ
(deg)
--- --- --- --- --- --- --- ---
12.6 +3.0-2.9
 --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Tools
Kepler Names
Source Masuda 2017
Tp
(days)
2455911+10-11
ω
(deg)
-89+5-6
Mp
(M⨁)
6992+2225-1589
Mp
(MJup)
22+7-5
e
0.65+0.13-0.09
P
(days)
2500+2400-700
a
(au)
4.2+2.4-0.9
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 5812701 5812701 5812701 5812701 5812701 5812701 5812701
KOI Name K00012.01 K00012.01 K00012.01 K00012.01 K00012.01 K00012.01 K00012.01
Kepler Name Kepler-448 b Kepler-448 b Kepler-448 b Kepler-448 b Kepler-448 b Kepler-448 b Kepler-448 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 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 q1_q8_koi q1_q6_kepler_candidates
Orbital Period [days] 17.855221681±3.676e-06 17.855221681±3.676e-06 17.855219698±3.774e-06 17.855219698±3.774e-06 17.855219698±3.774e-06 17.855149±1e-05 17.855149±1e-05
Transit Epoch [BKJD] 146.596466±0.000163 146.596466±0.000163 146.596388±0.00017 146.596388±0.00017 146.596388±0.00017 146.59692±0.00021 146.59692±0.00021
Transit Epoch [BJD] 2454979.596±0.000163 2454979.596±0.000163 2454979.596±0.00017 2454979.596±0.00017 2454979.596±0.00017 2454979.59692±0.00021 2454979.59692±0.00021
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 kplr005812701-20160209194854_dvr.pdf kplr005812701-20160209194854_dvr.pdf kplr005812701-20141002224145_dvr.pdf kplr005812701-20130815195353_dvr.pdf kplr005812701-20121029204534_dvr.pdf --- ---
RA [decimal degrees] 297.45374 297.45374 297.45374 297.45374 297.45374 297.45374 297.45374
Dec [decimal degrees] 41.01099 41.01099 41.01099 41.01099 41.01099 41.01099 41.01099
Kepler-band [mag] 11.353 11.353 11.353 11.353 11.353 11.353 11.353
g'-band [mag] 11.571 11.571 11.571 11.571 11.571 11.571 11.571
r'-band [mag] 11.28 11.28 11.28 11.28 11.28 11.28 11.28
i'-band [mag] 11.245000000000001 11.245000000000001 11.245000000000001 11.245000000000001 11.245000000000001 11.245000000000001 11.245000000000001
z'-band [mag] 11.26 11.26 11.26 11.26 11.26 11.26 11.26
J-band [mag] 10.461 10.461 10.461 10.461 10.461 10.461 10.461
H-band [mag] 10.287 10.287 10.287 10.287 10.287 10.287 10.287
K-band [mag] 10.234 10.234 10.234 10.234 10.234 10.234 10.234
Disposition Score --- 0.635 --- --- --- --- ---
Comment --- CENT_SATURATED EYEBALL---SATURATED --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
0.075 +0.106-0.043
0.0009 +0.0542-0.0009
0.0009 +0.0542-0.0009
0.0009 +0.0542-0.0009
0.03±0.1 0.03±0.11
Transit Duration [hrs] --- 7.41287±0.00581 7.42939±0.00537 7.42939±0.00537 7.42939±0.00537 7.4066 7.4066
Transit Depth [ppm] --- 9065.2±11.2 9153.6±11.4 9153.6±11.4 9153.6±11.4 9155 9271
Planet-Star Radius Ratio ---
0.08815 +4.2e-05-9.1e05
0.088385 +7.8e-05-5e05
0.088385 +7.8e-05-5e05
0.088385 +7.8e-05-5e05
0.08805±0.00011 0.08805±0.00011
Fitted Stellar Density [g/cm**3] ---
0.47367 +0.00473-0.00057
0.47417 +0.00040-0.00420
0.47417 +0.00040-0.00420
0.47417 +0.00040-0.00420
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
13.16 +2.57-0.65
14.63 +8.54-3.18
14.63 +8.54-3.18
14.63 +8.54-3.18
13.4±6.6 13.23
Orbit Semi-Major Axis [au] --- .1491 .1463 .1463 .1463 .144 .144
Inclination [deg] --- 89.79 89.95 89.95 89.95 89.95 ---
Equilibrium Temperature [K] --- 911 942 942 942 912 876
Insolation Flux [Earth flux] ---
163.04 +78.35-23.38
186.24 +322.22-86.26
186.24 +322.22-86.26
186.24 +322.22-86.26
--- ---
Planet-Star Distance over Star Radius --- 19.986±0.2 19.9926±0.0169 19.9926±0.0169 19.9926±0.0169 20.04±0.32 20.04±0.32
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 0.3521 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 -0.9995 ---
Limb Darkening Coeff. 2 --- 0.3272 0.3153 0.3153 0.3153 1.0276 ---
Limb Darkening Coeff. 1 --- 0.2758 0.2841 0.2841 0.2841 0.2881 ---
Maximum Single Event Statistic --- 82.20116399999999 96.08938599999999 --- --- --- ---
Maximum Multiple Event Statistic --- 417.86530000000005 558.2411000000001 --- --- --- ---
Transit Signal-to-Noise --- 915.7 1034.5 1034.5 1034.5 1173.1000000000001 898.6
Number of Transits --- 75 75 --- --- --- ---
TCE Planet Number --- 1 1 1 1 --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.46640000000000004 --- --- --- --- ---
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 --- kplr005812701-001-20160209194854_dvs.pdf kplr005812701-001-20141002224145_dvs.pdf kplr005812701-001-20130826182306_dvs.pdf kplr005812701-001-20121115231752_dvs.pdf --- ---
Stellar Effective Temperature [K] ---
6823 +61-92
6635 +142-214
6635 +142-214
6635.00 +142.00-214.00
6635.00±71.00 6419
Stellar Surface Gravity [log10(cm/s**2)] ---
4.308 +0.024-0.128
4.193 +0.145-0.325
4.193 +0.145-0.325
4.193 +0.145-0.325
4.250±0.300 4.26
Stellar Metallicity [dex] --- 0.07±0.15
-0.040 +0.250-0.360
-0.040 +0.250-0.360
-0.040 +0.250-0.360
--- ---
Stellar Radius [Solar radii] ---
1.367 +0.267-0.067
1.516 +0.885-0.33
1.516 +0.885-0.33
1.5160 +0.8850-0.3300
1.4000±0.6900 1.38
Stellar Mass [Solar mass] ---
1.386 +0.093-0.076
1.312 +0.272-0.246
1.312 +0.272-0.246
1.3120 +0.2720-0.2460
1.2600±0.1700 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault KIC
FW Offset Significance [percent] --- 0.0 0.0 0.0 0.0 0.0 ---
FW Source α(OOT) [hrs] --- 19.83024683±0.0000001 19.83024643±0.00000011 19.83024653±0.00000011 19.830246440±0.000000130 19.830246180±0.000000150 ---
FW Source δ(OOT) [deg] --- 41.0110569±0.0000012 41.011061±0.0000012 41.0110575±0.0000012 41.01106050±0.00000150 41.01106480±0.00000170 ---
FW Source Δα(OOT) [sec] --- -0.0764±0.0043 -0.0924±0.0045 -0.0883±0.0044 -0.00518±0.00047 -0.00385±0.00053 ---
FW Source Δδ(OOT) [arcsec] --- 0.241±0.0045 0.2554±0.0045 0.2432±0.0045 0.00649±0.00037 0.00603±0.00040 ---
FW Δα(OOT) [sec] --- 0.00048±0.0004 0.00049±0.00042 0.00053±0.00044 4.9e-05±4.9e-05 3.6e-05±2.5e-06 ---
FW Δδ(OOT) [arcsec] --- -0.00097±0.00053 -0.00091±0.00055 -0.00082±0.00058 -6.1e-05±4.9e-05 -5.63e-05±1.9e-06 ---
PRF ΔαSQ(OOT) [arcsec] --- -0.03±0.21 -0.03±0.21 -0.03±0.21 -0.0330±0.0660 -0.0610±0.0930 ---
PRF ΔδSQ(OOT) [arcsec] --- 0.05±0.25 0.05±0.25 0.05±0.25 0.0650±0.0900 0.5600±0.3600 ---
PRF ΔθSQ(OOT) [arcsec] --- 0.06±0.31 0.06±0.32 0.06±0.32 0.0730±0.0850 0.5600±0.3600 ---
PRF ΔαSQ(KIC) [arcsec] --- -0.05±0.2 -0.05±0.2 -0.05±0.22 -0.0640±0.0760 -0.0730±0.0970 ---
PRF ΔδSQ(KIC) [arcsec] --- 0.18±0.25 0.19±0.25 0.18±0.27 0.2000±0.1000 0.7100±0.3800 ---
PRF ΔθSQ(KIC) [arcsec] --- 0.19±0.29 0.19±0.31 0.19±0.34 0.2060±0.0980 0.7100±0.3800 ---
Chi-Square --- --- --- --- --- 2.48 2.47
Stellar Age [Gyr] --- --- --- --- --- 2.12±0.47 ---
Known Objects
2 Confirmed Planets
2 Kepler Objects of Interest (KOIs)
8 Threshold Crossing Events (TCEs)
9 2MASS Point Source Catalog
Data Files
2 Kepler Time Series
2 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
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