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Kepler-4 Overview

Kepler-4 1.60 R⦿ 5772.00 K
Kepler-4 b
0.357 RJup
Architecture
Kepler-4
Kepler-4
Kepler-4 b
Other Data
Bibliography 21
Exoplanet Archive Notes 1
Nearby Data 7
Discovery Data
Host Planet Method Year Reference Disposition
Kepler-4 Kepler-4 b Transit 2009 Borucki et al. 2010 Confirmed Planet
Kepler-4 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
19h02m27.71s
Dec
+50d08m08.78s
Distance
487.916+5.898-5.761
pc
Parallax
2.0209300±0.0242994 mas
Ecliptic Latitude
71.76485 deg
Ecliptic Longitude
303.4578 deg
Galactic Latitude
18.81834 deg
Galactic Longitude
80.37016 deg
Total Proper Motion
7.6063536±0.0405676 mas/yr
Proper Motion (RA)
6.0025900±0.0391909 mas/yr
Proper Motion (Dec)
4.6717800±0.0427435 mas/yr
Photometry
mV
12.285±0.057
mTESS
11.7266±0.0062
mJ
11.122±0.023
mH
10.836±0.031
mKs
10.805±0.023
mKep
12.211
mW1
10.744±0.023
mW2
10.778±0.020
mW3
10.682±0.062
mW4
9.323
mGaia
12.157700±0.000152
mB
13.209±0.067
mg
12.614
mi
12.038
mr
12.135
mz
11.963
Abundances
(Hypatia Catalog)
[Fe/H] 0.14±0.02 dex
[C/H] 0.06±0.09 dex
[O/H] 0.10±0.02 dex
[Na/H] -0.01±0.01 dex
[Mg/H] 0.10±0.07 dex
[Al/H] 0.08±0.06 dex
[Si/H] 0.10±0.02 dex
[Ca/H] 0.20±0.02 dex
[Y/H] 0.13±0.01 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 Batalha et al. 2013 Southworth 2011 Borucki et al. 2010 Latham et al. 2005 Fulton & Petigura 2018 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)
5772.0000+92.2206-114.6470
 5827±117
5697.700+91.300-166.167
5871.000+50.131-47.857
 5858 5857±120 5857±120 5701 5827±60 ---
5795 +69-77
5772.000±103.434 5781±76 5781±76 5781.00±76.00 5858.00±60.00 5858
R✶
(R⦿)
1.595210+0.069391-0.066991
1.526+0.067-0.064
1.6264609+0.0991854-0.0508981
1.550+0.051-0.031
 1.27
1.48+0.33-0.13
1.487 +0.071-0.084
1.158
1.509+0.040-0.039
 ---
1.545 +0.097-0.087
1.59520995616913±0.06819100000000 1.533±0.04 1.533±0.04 1.5330±0.0400 1.2700±0.1700 1.27
log g
(log10(cm/s2))
4.0452700+0.0743567-0.0671733
 --- --- 4.11±0.01 4.28
4.168+0.063-0.133
 4.17±0.04 4.34 --- ---
4.101 +0.033-0.027
4.045270±0.070765 4.105±0.01 4.105±0.01 4.105±0.010 4.280±0.100 4.28
Metallicity
(dex)
0.12±0.10 [M/H] --- ---
0.110+0.080-0.075
[Fe/H] 		--- 0.17±0.06 [Fe/H] 0.17±0.06 [Fe/H] -0.085 [Fe/H] 0.18±0.04 [Fe/H] --- 0.18±0.15 [Fe/H] --- 0.090±0.101 [Fe/H] 0.090±0.101 [Fe/H] 0.090±0.101 [Fe/H] --- ---
Age
(Gyr)
--- --- ---
6.76+0.74-1.40
 ---
5.3+1.6-2.5
 4.5±1.5 ---
6.03+1.39-1.01
 --- --- --- --- --- --- 4.7±1.4 ---
ρ✶
(g/cm3)
0.3577237+0.0706512-0.0678521
 --- --- --- ---
0.510+0.114-0.192
 --- --- 0.34±0.02 ---
0.46728 +0.00237-0.03311
---
0.46381 +0.00018-0.05710
0.46381 +0.00018-0.05710
0.46381 +0.00018-0.05710
--- ---
M✶
(M⦿)
1.030000+0.106666-0.149331
 --- ---
1.110+0.069-0.029
 ---
1.173+0.197-0.101
1.223 +0.053-0.091
---
1.148+0.047-0.052
 ---
1.097 +0.138-0.069
--- 1.092±0.073 1.092±0.073 1.0920±0.0730 1.1240±0.0550 ---
L✶
(log10(L⦿))
0.40563676+0.01627761-0.01513065
 ---
0.39998037+0.00893037-0.00911786
 --- --- ---
0.354 +0.111-0.104
--- --- --- --- --- --- --- --- --- ---
γ
(km/s)
--- --- -59.515305346027830±1.086688717322849 --- --- --- -61.0±0.10 --- --- --- --- --- --- --- --- --- ---
v sin i
(km/s)
--- --- --- --- --- --- 2.2±1.0 --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Transit Prediction Service
TOI
Kepler Names
KOI
Transit
Source Borucki et al. 2010 GajdoĊĦ et al. 2019 Berger et al. 2018 Holczer et al. 2016 Morton et al. 2016 Southworth 2011 Fulton & Petigura 2018 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✶
6.47 +0.26-0.28
 --- --- --- ---
6.536+0.457-0.949
 --- --- 6.3422±0.0322 --- 6.32647±0.00246 6.32647±0.00246 6.32647±0.00246 4.486±0.07
Teq
(K)
1650±200 --- --- --- ---
1620+140-60
 --- --- 1515 1550.13535714888 1507 1507 1507 1386
b
0.022 +0.234-0.022
 --- --- --- --- --- --- ---
0.021 +0.188-0.021
---
0.0189 +0.1978-0.0188
0.0189 +0.1978-0.0188
0.0189 +0.1978-0.0188
0.714±0.1
S
(S⨁)
--- ---
1245.431+40.095-38.682
 --- --- --- 1179.6±85.7 ---
1244.44 +229.31-193.94
1364.58153621743
1218.92 +133.27-122.39
1218.92 +133.27-122.39
1218.92 +133.27-122.39
---
e
0 --- --- --- --- --- --- --- 0 --- 0 0 0 0
i
(deg)
89.76 +0.24-2.05
 --- --- --- ---
89.2+0.8-2.6
 --- --- 89.81 --- 89.95 89.95 89.95 80.79
P
(days)
3.21346±0.00022 3.2136629786±0.0000010270 --- 3.21366739±0.00000032 3.213668628±1.122e-06 3.213658±0.000038 3.213668628±0.000001122 3.213668926±1.09e-06 3.213668926±1.09e-06 3.21356358670838±0.00004191005000 3.213668628±1.122e-06 3.213668628±1.122e-06 3.213668628±1.122e-06 3.2136641±4.2e-06
Rp
(R⨁)
4.002±0.213 ---
4.078+0.181-0.170
 ---
4.23+0.14-0.09
4.12+0.83-0.38
 4.076±0.107 ---
4.13 +0.26-0.23
4.15495542076585±1.93067800000000 4.14±0.11 4.14±0.11 4.14±0.11 3.72±0.49
Rp
(RJup)
0.357±0.019 ---
0.3638+0.0161-0.0152
 ---
0.377+0.012-0.008
0.368+0.074-0.034
 0.3636±0.0095 ---
0.368+0.023-0.021
 0.370680932724405±0.172243850861479
0.369+0.010-0.010
0.369+0.010-0.010
0.369+0.010-0.010
0.332+0.044-0.044
Rp/R✶
0.02470 +0.00031-0.00030
 --- --- ---
0.024735 +0.000141-7.6e05
---
0.024735+0.000141-0.000076
 ---
0.02447 +0.00014-5.5e05
---
0.024735 +0.000141-7.6e05
0.024735 +0.000141-7.6e05
0.024735 +0.000141-7.6e05
0.02692±7e-05
a
(au)
0.0456±0.0009 --- --- --- ---
0.0449+0.0025-0.0013
 0.04465±0.00065 --- .044 --- .0439 .0439 .0439 .044
δ
(%)
0.087 --- --- 0.0736 --- --- --- --- 0.07278±0.00025 0.0654732282128857±0.0059749780000000 0.07277±0.00026 0.07277±0.00026 0.07277±0.00026 0.07350
T14
(hours)
--- --- --- 4.2575 3.99355±0.00945 --- --- --- 3.98235±0.00911 4.31416113701979±0.57704330000000 3.99355±0.00945 3.99355±0.00945 3.99355±0.00945 4.1109
TC
(days)
2454956.6127±0.0015 2454956.61167000±0.00024497 --- 2454956.612028±0.000272 2454956.611934±0.000280 2454956.61132±0.00092 --- 2454956.612±0.000274 2454956.612±0.000274 2459391.48292200±0.00290343 2454956.612±0.00028 2454956.612±0.00028 2454956.612±0.00028 2454956.61154±0.00041
Mp
(M⨁)
24.472±3.814 --- --- --- ---
24+4-3
 --- --- --- --- --- --- --- ---
Mp
(MJup)
0.077±0.012 --- --- --- ---
0.075+0.013-0.011
 --- --- --- --- --- --- --- ---
ρ
(g/cm3)
1.91 +0.36-0.47
 --- --- --- ---
1.88+0.64-0.83
 --- --- --- --- --- --- --- ---
K
(m/s)
9.3 +1.1-1.9
 --- --- --- ---
9.30+1.10-1.30
 --- --- --- --- --- --- --- ---
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
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     2102 Kep (Kepler) Borucki et al. 2010
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 11853905 11853905 11853905 11853905 11853905 11853905 11853905
KOI Name K00007.01 K00007.01 K00007.01 K00007.01 K00007.01 K00007.01 K00007.01
Kepler Name Kepler-4 b Kepler-4 b Kepler-4 b Kepler-4 b Kepler-4 b Kepler-4 b Kepler-4 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] 3.213668926±1.09e-06 3.213668926±1.09e-06 3.213668628±1.122e-06 3.213668628±1.122e-06 3.213668628±1.122e-06 3.2136641±4.2e-06 3.2136641±4.2e-06
Transit Epoch [BKJD] 123.611878±0.000274 123.611878±0.000274 123.611934±0.00028 123.611934±0.00028 123.611934±0.00028 123.61154±0.00041 123.61154±0.00041
Transit Epoch [BJD] 2454956.612±0.000274 2454956.612±0.000274 2454956.612±0.00028 2454956.612±0.00028 2454956.612±0.00028 2454956.61154±0.00041 2454956.61154±0.00041
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 kplr011853905-20160209194854_dvr.pdf kplr011853905-20160209194854_dvr.pdf kplr011853905-20141002224145_dvr.pdf kplr011853905-20130815195353_dvr.pdf kplr011853905-20121029204534_dvr.pdf --- ---
RA [decimal degrees] 285.61533 285.61533 285.61533 285.61533 285.61533 285.61533 285.61533
Dec [decimal degrees] 50.135749999999994 50.135749999999994 50.135749999999994 50.135749999999994 50.135749999999994 50.135749999999994 50.135749999999994
Kepler-band [mag] 12.211 12.211 12.211 12.211 12.211 12.211 12.211
g'-band [mag] 12.614 12.614 12.614 12.614 12.614 12.614 12.614
r'-band [mag] 12.135 12.135 12.135 12.135 12.135 12.135 12.135
i'-band [mag] 12.038 12.038 12.038 12.038 12.038 12.038 12.038
z'-band [mag] 11.963000000000001 11.963000000000001 11.963000000000001 11.963000000000001 11.963000000000001 11.963000000000001 11.963000000000001
J-band [mag] 11.122 11.122 11.122 11.122 11.122 11.122 11.122
H-band [mag] 10.836 10.836 10.836 10.836 10.836 10.836 10.836
K-band [mag] 10.805 10.805 10.805 10.805 10.805 10.805 10.805
Disposition Score --- 1.0 --- --- --- --- ---
Comment --- NO_COMMENT --- --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
0.021 +0.188-0.021
0.0189 +0.1978-0.0188
0.0189 +0.1978-0.0188
0.0189 +0.1978-0.0188
0.714±0.1 0.714±0.071
Transit Duration [hrs] --- 3.98235±0.00911 3.99355±0.00945 3.99355±0.00945 3.99355±0.00945 4.1109 4.1109
Transit Depth [ppm] --- 727.8±2.5 727.7±2.6 727.7±2.6 727.7±2.6 735 740
Planet-Star Radius Ratio ---
0.02447 +0.00014-5.5e05
0.024735 +0.000141-7.6e05
0.024735 +0.000141-7.6e05
0.024735 +0.000141-7.6e05
0.02692±7e-05 0.02692±7e-05
Fitted Stellar Density [g/cm**3] ---
0.46728 +0.00237-0.03311
0.46381 +0.00018-0.05710
0.46381 +0.00018-0.05710
0.46381 +0.00018-0.05710
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
4.13 +0.26-0.23
4.14±0.11 4.14±0.11 4.14±0.11 3.72±0.49 3.72
Orbit Semi-Major Axis [au] --- .044 .0439 .0439 .0439 .044 .044
Inclination [deg] --- 89.81 89.95 89.95 89.95 80.79 ---
Equilibrium Temperature [K] --- 1515 1507 1507 1507 1386 1386
Insolation Flux [Earth flux] ---
1244.44 +229.31-193.94
1218.92 +133.27-122.39
1218.92 +133.27-122.39
1218.92 +133.27-122.39
--- ---
Planet-Star Distance over Star Radius --- 6.3422±0.0322 6.32647±0.00246 6.32647±0.00246 6.32647±0.00246 4.486±0.07 4.486±0.07
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 -0.3375 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 0.649 ---
Limb Darkening Coeff. 2 --- 0.26 0.26530000000000004 0.26530000000000004 0.26530000000000004 -0.12190000000000001 ---
Limb Darkening Coeff. 1 --- 0.4133 0.3986 0.3986 0.3986 0.5780000000000001 ---
Maximum Single Event Statistic --- 23.658725999999998 26.546419999999998 --- --- --- ---
Maximum Multiple Event Statistic --- 294.48400000000004 311.06277 --- --- --- ---
Transit Signal-to-Noise --- 346.90000000000003 328.5 328.5 328.5 362.5 277.7
Number of Transits --- 335 335 --- --- --- ---
TCE Planet Number --- 1 1 1 1 --- ---
Quarters --- 11111110111011101000000000000000 11111110111011101000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.1038 --- --- --- --- ---
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 --- kplr011853905-001-20160209194854_dvs.pdf kplr011853905-001-20141002224145_dvs.pdf kplr011853905-001-20130826182306_dvs.pdf kplr011853905-001-20121115231752_dvs.pdf --- ---
Stellar Effective Temperature [K] ---
5795 +69-77
5781±76 5781±76 5781.00±76.00 5858.00±60.00 5858
Stellar Surface Gravity [log10(cm/s**2)] ---
4.101 +0.033-0.027
4.105±0.01 4.105±0.01 4.105±0.010 4.280±0.100 4.28
Stellar Metallicity [dex] --- 0.18±0.15 0.090±0.101 0.090±0.101 0.090±0.101 --- ---
Stellar Radius [Solar radii] ---
1.545 +0.097-0.087
1.533±0.04 1.533±0.04 1.5330±0.0400 1.2700±0.1700 1.27
Stellar Mass [Solar mass] ---
1.097 +0.138-0.069
1.092±0.073 1.092±0.073 1.0920±0.0730 1.1240±0.0550 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 SME SME
FW Offset Significance [percent] --- 0.0 0.0 0.0 0.0 --- ---
FW Source α(OOT) [hrs] --- 19.0410288±0.0000013 19.0410289±0.0000012 19.041029±0.0000012 19.041030700±0.000001300 --- ---
FW Source δ(OOT) [deg] --- 50.135737±0.000012 50.135742±0.000012 50.135752±0.000013 50.13574600±0.00001500 --- ---
FW Source Δα(OOT) [sec] --- 0.259±0.044 0.262±0.04 0.265±0.042 0.03710±0.00480 --- ---
FW Source Δδ(OOT) [arcsec] --- -0.047±0.045 -0.028±0.044 0.008±0.045 -0.00260±0.00360 --- ---
FW Δα(OOT) [sec] --- -0.000197±3.2e-05 -0.000211±3e-05 -0.000215±3.2e-05 -2.72e-05±3.6e-06 --- ---
FW Δδ(OOT) [arcsec] --- 5.1e-05±3.3e-05 4.4e-05±3.3e-05 1.2e-05±3.4e-05 1.9e-06±2.7e-06 --- ---
PRF ΔαSQ(OOT) [arcsec] --- 0.028±0.073 0.031±0.073 0.029±0.074 0.0480±0.0430 --- ---
PRF ΔδSQ(OOT) [arcsec] --- 0.045±0.075 0.046±0.075 0.062±0.075 0.0610±0.0350 --- ---
PRF ΔθSQ(OOT) [arcsec] --- 0.053±0.074 0.056±0.075 0.069±0.075 0.0770±0.0390 --- ---
PRF ΔαSQ(KIC) [arcsec] --- 0.182±0.077 0.183±0.078 0.187±0.078 0.2020±0.0470 --- ---
PRF ΔδSQ(KIC) [arcsec] --- 0.068±0.076 0.064±0.075 0.073±0.075 0.0700±0.0240 --- ---
PRF ΔθSQ(KIC) [arcsec] --- 0.195±0.077 0.194±0.077 0.201±0.078 0.2140±0.0450 --- ---
Chi-Square --- --- --- --- --- 1.3800000000000001 1.35
Stellar Age [Gyr] --- --- --- --- --- 4.7±1.4 ---
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
3 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
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Transit Prediction Service
Time Series
Kepler | K2
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