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KOI-142 Overview

  • Star: KOI-142
    • Stellar Radius: 0.96 Solar Radius
    • Stellar Effective Temperature: 5368.85 K
    • Planet: KOI-142 b
      • Disposition Confirmed
      • Planet Radius 0.307 Jupiter Radius
    • Planet: KOI-142 c
      • Disposition Confirmed
    • Planet: KOI-142.02
      • Disposition False Positive
    • Planet: Kepler-88 d
      • Disposition Confirmed

KOI-142 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
KOI-142
KOI-142 b 10.92 d 3.44 R⨁ Transit 2013 Nesvorný et al. 2013 Confirmed Planet
KOI-142 c 22.26 d 214.1 M⨁ Transit Timing Variations 2013 Nesvorný et al. 2013 Confirmed Planet
KOI-142.02 339.43 d --- Transit 2014 Q1-Q12 KOI Table False Positive Candidate
Kepler-88 d 1403 d > 965 M⨁ Radial Velocity 2020 Weiss et al. 2020 Confirmed Planet
KOI-142 b KOI-142 c
RA
19h24m35.54s
Dec
+40d40m09.89s
Distance
376.863+2.010-1.991
pc
Parallax
2.6246100±0.0139799 mas
Ecliptic Latitude
61.55856 deg
Ecliptic Longitude
305.06572 deg
Galactic Latitude
11.52808 deg
Galactic Longitude
72.93478 deg
Total Proper Motion
5.0864493±0.0275606 mas/yr
Proper Motion (RA)
1.1144000±0.0231777 mas/yr
Proper Motion (Dec)
4.9628700±0.0277633 mas/yr
Photometry
mV 13.209±0.126
mTESS 12.5923±0.0061
mJ 11.882±0.020
mH 11.517±0.019
mKs 11.454±0.019
mKep 13.113
mW1 11.428±0.023
mW2 11.469±0.021
mW3 11.303±0.113
mW4 9.299
mGaia 13.104800±0.000275
mB 14.192±0.068
mg ---
mi ---
mr ---
mz ---
Abundances
(Hypatia Catalog)
[Fe/H] 0.22±0.02 dex
[C/H] 0.17±0.09 dex
[O/H] 0.14±0.09 dex
[Na/H] 0.15±0.04 dex
[Mg/H] 0.14±0.07 dex
[Al/H] 0.11±0.06 dex
[Si/H] 0.15±0.05 dex
[Ca/H] 0.17±0.06 dex
[Y/H] 0.12±0.08 dex
Mission
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Kepler Names
KOI
Kepler Stellar Data
Kepler Positional Probabilities
Kepler Certified False Positive
Q1-Q16 DR25 TCE
Stellar Hosts
Kepler Time Series
Kepler TCE Time Series
Source Lammers & Winn 2026 Weiss et al. 2024 Weiss et al. 2020 TICv8 Berger et al. 2018 Gaia DR2 Barros et al. 2014 Nesvorný et al. 2013 Nesvorný et al. 2013 Batalha et al. 2013 Latham et al. 2005 Fulton & Petigura 2018 Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 Supplemental KOI Table Q1-Q16 KOI Table Q1-Q16 KOI Table Q1-Q12 KOI Table Q1-Q12 KOI Table Q1-Q8 KOI Table Q1-Q6 KOI Table
Teff
(K)
--- --- 5466±60
5368.850+120.606-165.302
 5466±109
5370.000+603.959-162.000
 --- --- 5471±50 5621 5361 5466±60 --- --- ---
5575 +82-116
5575.00 +82.00-116.00
--- 5621.00±50.00 5621
L✶
(log10(L⦿))
--- --- ---
-0.1650738+0.0147632-0.0135905
 ---
-0.1921219+0.0070460-0.0071623
 --- --- -0.223±0.054 --- --- --- --- --- --- --- --- --- --- ---
Metallicity
(dex)
--- --- 0.27±0.06 [Fe/H] 0.2580880±0.0193588 [M/H] --- --- --- --- 0.20±0.08 [Fe/H] --- -0.099 [Fe/H] 0.27±0.04 [Fe/H] --- --- ---
0.360 +0.080-0.150
[Fe/H]
0.360 +0.080-0.150
[Fe/H] 		--- --- ---
ρ✶
(g/cm3)
--- --- ---
1.5017188+0.4167150-0.3526046
 --- --- --- --- --- --- ---
1.34+0.04-0.05
 --- --- ---
0.64466 +1.13007-0.22247
0.64466 +1.13007-0.22247
--- --- ---
M✶
(M⦿)
0.985 0.98500±0.02150 0.9900±0.0230
0.9300000+0.1290770-0.1062180
 --- --- --- ---
0.956 +0.041-0.051
--- ---
0.9850+0.0270-0.0220
 --- --- ---
1.051 +0.053-0.079
1.0510 +0.0530-0.0790
--- 1.0650±0.0210 ---
R✶
(R⦿)
0.900 --- 0.897±0.016
0.95577000+0.06268040-0.05832460
0.906+0.038-0.036
0.926068540+0.058508600-0.177783000
 --- ---
0.880 +0.030-0.038
1.00 0.743
0.900+0.022-0.021
 --- --- ---
0.932 +0.157-0.036
0.9320 +0.1570-0.0360
--- 0.9970±0.0450 1
log g
(log10(cm/s2))
--- --- ---
4.4458400+0.0889078-0.0855957
 --- --- --- ---
4.528 +0.025-0.019
4.47 4.68 --- --- --- ---
4.521 +0.019-0.153
4.521 +0.019-0.153
--- 4.470±0.100 4.47
Age
(Gyr)
--- --- --- --- --- --- --- ---
2.2 +2.4-2.0
--- ---
1.86+1.94-1.57
 --- --- --- --- --- --- 1.6±1.4 ---
γ
(km/s)
--- --- --- --- --- ---
-20.4547 +0.0035-0.0085
--- --- --- --- --- --- --- --- --- --- --- --- ---
Sp. T
G --- --- --- --- --- G6 V --- --- --- --- --- --- --- --- --- --- --- --- ---
v sin i
(km/s)
--- --- --- --- --- --- --- 1.8±0.5 1.8±0.5 --- --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit Timing Variations, Transit
Tools
Planetary Systems
Transit Prediction Service
Kepler Names
KOI
Transit
Source Weiss et al. 2020 Lammers & Winn 2026 Weiss et al. 2024 Berger et al. 2018 Holczer et al. 2016 Nesvorný et al. 2013 Fulton & Petigura 2018 Q1-Q17 DR25 Supplemental KOI Table Q1-Q16 KOI Table Q1-Q12 KOI Table Q1-Q8 KOI Table
a/R✶
--- 15.46 --- --- ---
24.8 +1.3-1.4
 --- --- 15.95±7 15.95±7 23.3±6.8
b
--- 0.7935 --- --- ---
0.372 +0.028-0.029
 --- ---
0.7699 +0.0632-0.3396
0.7699 +0.0632-0.3396
0.38±0.22
Mp
(M⨁)
9.50±1.10 9.88323 --- --- --- 8.7±2.5 --- --- --- --- ---
Mp
(MJup)
0.0300±0.0036 0.0310961 --- --- --- 0.027±0.008 --- --- --- --- ---
i
(deg)
90.97±0.12 88.96326 --- --- ---
89.055 +0.074-0.070
 --- --- 87.09 87.09 88.81
P
(days)
10.91647±0.00014 10.9306534 10.91610834 --- 10.95307834±0.00006657
10.95416 +0.00011-0.00013
 10.916108342±0.000004875 10.916108342±4.875e-06 10.916108342±4.875e-06 10.916108342±4.875e-06 10.916386±1.4e-05
ρ
(g/cm3)
1.29±0.16 1.0 1.1440078980±0.5238884057 --- ---
0.87 +0.42-0.31
 --- --- --- --- ---
Rp/R✶
0.03515±0.00018 0.03856 --- --- ---
0.0390 +0.0041-0.0037
0.038633+0.000411-0.003097
 ---
0.038633 +0.000411-0.003097
0.038633 +0.000411-0.003097
0.03476±0.00096
Mp sin i
(M⨁)
--- --- 11.356801500±5.101639051 --- --- --- --- --- --- --- ---
Mp sin i
(MJup)
--- --- 0.03573249360±0.01605155154 --- --- --- --- --- --- --- ---
e
0.05561±0.00013 --- 0 --- ---
0.05593 +0.00047-0.00031
 --- --- 0 0 0
Rp
(R⨁)
3.438±0.075 --- 3.796±0.195
3.823+0.166-0.342
 ---
3.78 +0.39-0.36
 3.796±0.195 ---
3.93 +0.66-0.15
3.93 +0.66-0.15
3.78±0.2
Rp
(RJup)
0.3067±0.0067 --- 0.3387±0.0174
0.3411+0.0148-0.0305
 ---
0.337 +0.035-0.032
 0.3387±0.0174 ---
0.351+0.059-0.013
0.351+0.059-0.013
0.337+0.018-0.018
K
(m/s)
2.7±1.5 --- 3.307002±1.485553 --- ---
2.58 +0.74-0.73
 --- --- --- --- ---
a
(au)
--- --- 0.09582168834 --- --- --- 0.09586±0.00080 --- .098 .098 .098
Teq
(K)
--- --- --- --- --- --- --- --- 758 758 791
S
(S⨁)
--- --- ---
68.563+1.417-1.390
 --- --- 70.5±4.7 ---
78.19 +34.99-11.75
78.19 +34.99-11.75
---
δ
(%)
--- --- --- --- 0.1487 --- --- --- 0.14790±0.00068 0.14790±0.00068 0.14570
T14
(hours)
--- --- --- --- 3.7285
3.28 +0.20-0.17
 --- --- 3.6496±0.0646 3.6496±0.0646 3.4511
TC
(days)
--- --- --- --- 2454954.675215±0.059117
(BJD)
2454954.62702
(BJD-UTC)
--- 2454966.009±0.000349
(BJD)
2454966.009±0.000349
(BJD)
2454966.009±0.000349
(BJD)
2454966.01905±0.00047
(BJD)
ω
(deg)
--- --- --- --- ---
90.59 +1.45-0.81
 --- --- --- --- ---
Tp
(days)
2454955.08069±0.00061
(BJD)
--- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Planetary Systems
Kepler Names
Source Weiss et al. 2020 Lammers & Winn 2026 Weiss et al. 2024 Nesvorný et al. 2013
Mp
(M⨁)
214.1±5.2 213.19702 ---
198.8 +9.2-10.6
Mp
(MJup)
0.674±0.016 0.67079284 ---
0.626 +0.029-0.033
i
(deg)
93.15±0.68 85.88928 ---
86.2 +1.3-1.6
P
(days)
22.26492±0.00067 22.2644586 22.267161±0.000592
22.3395 +0.0019-0.0017
Mp sin i
(M⨁)
--- --- 207.714175000±7.483480792 ---
Mp sin i
(MJup)
--- --- 0.65354188200±0.02354566375 ---
e
0.05724±0.00045 --- 0
0.05628 +0.0014-0.0028
K
(m/s)
47.9±1.8 --- 47.692002±1.718237
46.45 +0.82-0.98
a
(au)
--- --- 0.154121003 0.15525
Tp
(days)
2454961.353±0.025
(BJD)
--- --- ---
ω
(deg)
--- --- ---
270.76 +1.82-0.99
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Planetary Systems
Kepler Names
Source Weiss et al. 2020 Weiss et al. 2024
Mp sin i
(M⨁)
965.0±44.0 1002.73189000±52.63645232
Mp sin i
(MJup)
3.05±0.16 3.1549473530±0.1656127999
e
0.41±0.03 0.430141±0.028794
P
(days)
1403±14 1425.439707±13.544576
K
(m/s)
63.5±3.5 63.752386±3.346557
a
(au)
--- 2.466329866
Tp
(days)
2456235±19
(BJD)
---
i
(deg)
89 ---
Print
Status
False Positive Candidate
Detected By
Transit
Tools
Transit Prediction Service
KOI
Source Q1-Q17 DR25 Supplemental KOI Table Fulton & Petigura 2018 Q1-Q16 KOI Table Q1-Q12 KOI Table
P
(days)
339.42934084 339.429340840 339.42934084 339.42934084
T14
(hours)
--- --- 7.5 7.5
TC
(days)
2455020.519
(BJD)
--- 2455020.519
(BJD)
2455020.519
(BJD)
Print
Kepler Detection Products
Kepler Pipeline Data Validation Summaries q1_q12_tce
Kepler Object of Interest
KepID 5446285 5446285 5446285 5446285 5446285
KOI Name K00142.01 K00142.01 K00142.01 K00142.01 K00142.01
Kepler Name Kepler-88 b Kepler-88 b Kepler-88 b Kepler-88 b Kepler-88 b
Exoplanet Archive Disposition CONFIRMED CONFIRMED CONFIRMED CONFIRMED CONFIRMED
Vetting Status Done Done Done Done Done
Date of Last Parameter Update 2018-08-16 2014-12-18 2014-12-04 2014-01-07 2013-02-12
Disposition Using Kepler Data CANDIDATE NOT DISPOSITIONED NOT DISPOSITIONED CANDIDATE CANDIDATE
Not Transit-Like False Positive Flag 0 0 0 --- ---
Stellar Eclipse False Positive Flag 0 0 0 --- ---
Centroid Offset False Positive Flag 0 0 0 --- ---
Ephemeris Match Indicates Contamination False Positive Flag 0 0 0 --- ---
Disposition Provenance q1_q17_dr25_sup_koi q1_q16_koi q1_q12_koi q1_q8_koi q1_q6_kepler_candidates
Orbital Period [days] 10.916108342±4.875e-06 10.916108342±4.875e-06 10.916108342±4.875e-06 10.916386±1.4e-05 10.916384±1.4e-05
Transit Epoch [BKJD] 133.009227±0.000349 133.009227±0.000349 133.009227±0.000349 133.01905±0.00047 133.0191±0.00048
Transit Epoch [BJD] 2454966.009±0.000349 2454966.009±0.000349 2454966.009±0.000349 2454966.01905±0.00047 2454966.0191±0.00048
Parameters Provenance q1_q17_dr25_sup_koi q1_q16_koi q1_q12_koi q1_q8_koi q1_q6_kepler_candidates
Number of Planets 2 2 2 1 1
TCE Delivery q1_q17_dr25_tce --- --- --- ---
Link to DV Report kplr005446285-20160209194854_dvr.pdf --- --- --- ---
RA [decimal degrees] 291.14806999999996 291.14806999999996 291.14806999999996 291.14806999999996 291.14806999999996
Dec [decimal degrees] 40.669399 40.669399 40.669399 40.669399 40.669399
Kepler-band [mag] 13.113000000000001 13.113000000000001 13.113000000000001 13.113000000000001 13.113000000000001
g'-band [mag] 13.623000000000001 13.623000000000001 13.623000000000001 13.623000000000001 13.623000000000001
r'-band [mag] 13.038 13.038 13.038 13.038 13.038
i'-band [mag] 12.895000000000001 12.895000000000001 12.895000000000001 12.895000000000001 12.895000000000001
z'-band [mag] 12.832 12.832 12.832 12.832 12.832
J-band [mag] 11.882000000000001 11.882000000000001 11.882000000000001 11.882000000000001 11.882000000000001
H-band [mag] 11.517000000000001 11.517000000000001 11.517000000000001 11.517000000000001 11.517000000000001
K-band [mag] 11.454 11.454 11.454 11.454 11.454
Eccentricity --- 0 0 0 0
Impact Parameter ---
0.7699 +0.0632-0.3396
0.7699 +0.0632-0.3396
0.38±0.22 0.72±0.3
Transit Duration [hrs] --- 3.6496±0.0646 3.6496±0.0646 3.4511 3.5472
Transit Depth [ppm] --- 1479±6.8 1479±6.8 1457 1455
Planet-Star Radius Ratio ---
0.038633 +0.000411-0.003097
0.038633 +0.000411-0.003097
0.03476±0.00096 0.03752±0.00095
Fitted Stellar Density [g/cm**3] ---
0.64466 +1.13007-0.22247
0.64466 +1.13007-0.22247
--- ---
Planetary Fit Type --- MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
3.93 +0.66-0.15
3.93 +0.66-0.15
3.78±0.2 4.08
Orbit Semi-Major Axis [au] --- .098 .098 .098 .098
Inclination [deg] --- 87.09 87.09 88.81 ---
Equilibrium Temperature [K] --- 758 758 791 791
Insolation Flux [Earth flux] ---
78.19 +34.99-11.75
78.19 +34.99-11.75
--- ---
Planet-Star Distance over Star Radius --- 15.95±7 15.95±7 23.3±6.8 17.6±4.9
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 -0.5244 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 1.1938 ---
Limb Darkening Coeff. 2 --- 0.2277 0.2277 -0.5689000000000001 ---
Limb Darkening Coeff. 1 --- 0.46530000000000005 0.46530000000000005 0.7114 ---
Transit Signal-to-Noise --- 302.2 302.2 45.6 175.20000000000002
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)
Stellar Effective Temperature [K] ---
5575 +82-116
5575.00 +82.00-116.00
5621.00±50.00 5621
Stellar Surface Gravity [log10(cm/s**2)] ---
4.521 +0.019-0.153
4.521 +0.019-0.153
4.470±0.100 4.47
Stellar Metallicity [dex] ---
0.360 +0.080-0.150
0.360 +0.080-0.150
--- ---
Stellar Radius [Solar radii] ---
0.932 +0.157-0.036
0.9320 +0.1570-0.0360
0.9970±0.0450 1
Stellar Mass [Solar mass] ---
1.051 +0.053-0.079
1.0510 +0.0530-0.0790
1.0650±0.0210 ---
Stellar Parameter Provenance --- stellar_q1_q16 stellar_q1_q16 SPC SPC
Chi-Square --- --- --- 87.46000000000001 3.5300000000000002
Stellar Age [Gyr] --- --- --- 1.6±1.4 ---
KepID 5446285 5446285 5446285
KOI Name K00142.02 K00142.02 K00142.02
Exoplanet Archive Disposition FALSE POSITIVE NOT DISPOSITIONED FALSE POSITIVE
Vetting Status Done Done Done
Date of Last Parameter Update 2018-08-16 2014-12-18 2014-12-04
Disposition Using Kepler Data FALSE POSITIVE NOT DISPOSITIONED FALSE POSITIVE
Not Transit-Like False Positive Flag 1 0 1
Stellar Eclipse False Positive Flag 0 0 0
Centroid Offset False Positive Flag 0 0 0
Ephemeris Match Indicates Contamination False Positive Flag 0 0 0
Disposition Provenance q1_q17_dr25_sup_koi q1_q16_koi q1_q12_koi
Orbital Period [days] 339.42934084 339.42934084 339.42934084
Transit Epoch [BKJD] 187.5194914 187.5194914 187.5194914
Transit Epoch [BJD] 2455020.519 2455020.519 2455020.519
Parameters Provenance q1_q17_dr25_sup_koi q1_q16_koi q1_q12_koi
Number of Planets 2 2 2
TCE Delivery q1_q17_dr25_tce --- q1_q12_tce
Link to DV Report kplr005446285-20160209194854_dvr.pdf --- kplr005446285-20121029204534_dvr.pdf
RA [decimal degrees] 291.14806999999996 291.14806999999996 291.14806999999996
Dec [decimal degrees] 40.669399 40.669399 40.669399
Kepler-band [mag] 13.113000000000001 13.113000000000001 13.113000000000001
g'-band [mag] 13.623000000000001 13.623000000000001 13.623000000000001
r'-band [mag] 13.038 13.038 13.038
i'-band [mag] 12.895000000000001 12.895000000000001 12.895000000000001
z'-band [mag] 12.832 12.832 12.832
J-band [mag] 11.882000000000001 11.882000000000001 11.882000000000001
H-band [mag] 11.517000000000001 11.517000000000001 11.517000000000001
K-band [mag] 11.454 11.454 11.454
Transit Duration [hrs] --- 7.5 7.5
Planetary Fit Type --- none none
TCE Planet Number --- --- 6
Link to DV Summary --- --- kplr005446285-006-20121115231752_dvs.pdf
Known Objects
3 Confirmed Planets
2 Kepler Objects of Interest (KOIs)
3 Threshold Crossing Events (TCEs)
2 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP Time Series
3 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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