NASA
Exoplanet
Archive
A
service of
NASA
Exoplanet
Science
Institute

Kepler-491 Overview

Kepler-491 1.00 R⦿ 5491.00 K
Kepler-491 b
0.796 RJup
Architecture
Kepler-491
Kepler-491
Kepler-491 b
Other Data
Bibliography 17
Exoplanet Archive Notes 1
Nearby Data 7
Discovery Data
Host Planet Method Year Reference Disposition
Kepler-491 Kepler-491 b Transit 2016 Morton et al. 2016 Confirmed Planet
Kepler-491 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
19h08m31.34s
Dec
+42d21m00.55s
Distance
630.785+6.431-6.305
pc
Parallax
1.5565300±0.0158836 mas
Ecliptic Latitude
64.02727 deg
Ecliptic Longitude
299.80197 deg
Galactic Latitude
14.96283 deg
Galactic Longitude
73.21539 deg
Total Proper Motion
5.5855406±0.0274537 mas/yr
Proper Motion (RA)
-4.2480200±0.0270275 mas/yr
Proper Motion (Dec)
-3.6266500±0.0280279 mas/yr
Photometry
mV
14.178±0.194
mTESS
13.4584±0.0069
mJ
12.746±0.021
mH
12.426±0.020
mKs
12.354±0.019
mKep
14.014
mW1
12.312±0.023
mW2
12.375±0.023
mW3
12.170±0.228
mW4
9.025
mGaia
13.961600±0.000225
mB
14.754±0.010
mg
---
mi
---
mr
---
mz
---
Abundances
(Hypatia Catalog)
[Fe/H] 0.33±0.04 dex
[C/H] 0.26±0.09 dex
[O/H] 0.18±0.09 dex
[Na/H] 0.29±0.04 dex
[Mg/H] 0.30±0.07 dex
[Al/H] 0.25±0.06 dex
[Si/H] 0.22±0.05 dex
[Ca/H] 0.24±0.06 dex
[Y/H] 0.49±0.08 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 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)
5501.0±122.0 5522±110
5416.000+171.270-145.333
5582.000+53.814-61.107
 5541 5491 ---
5574 +100-111
5501±122
5649 +98-129
5649 +98-129
5649.00 +98.00-129.00
5541.00±53.00 5541
Metallicity
(dex)
--- --- ---
0.370+0.049-0.053
[Fe/H] 		--- 0.187 [Fe/H] ---
0.42 +0.05-0.15
[Fe/H] 		---
0.480 +0.080-0.200
[Fe/H]
0.480 +0.080-0.200
[Fe/H]
0.480 +0.080-0.200
[Fe/H] 		--- ---
R✶
(R⦿)
1.03122
0.9980+0.0430-0.0410
1.0317457+0.0576832-0.0622840
1.030+0.092-0.059
 1.17 1.004 ---
1.054 +0.167-0.09
1.03121995925903
1.055 +0.209-0.077
1.055 +0.209-0.077
1.0550 +0.2090-0.0770
1.1700±0.1400 1.17
log g
(log10(cm/s2))
4.39363 --- ---
4.420+0.053-0.074
 4.32 4.45 ---
4.403 +0.08-0.12
4.39363
4.421 +0.051-0.159
4.421 +0.051-0.159
4.421 +0.051-0.159
4.320±0.100 4.32
L✶
(log10(L⦿))
-0.05683296 ---
-0.08344531+0.01281038-0.01319976
 --- --- --- --- --- --- --- --- --- --- ---
Age
(Gyr)
--- --- ---
4.47+2.26-2.43
 --- --- --- --- --- --- --- --- 6.4±2.1 ---
M✶
(M⦿)
0.96 --- ---
1.040+0.026-0.028
 --- --- --- 1.025±0.057 ---
1.071 +0.06-0.076
1.071 +0.06-0.076
1.0710 +0.0600-0.0760
1.0470±0.0450 ---
ρ✶
(g/cm3)
1.2341789 --- --- --- --- --- ---
1.98451 +0.01385-0.09233
---
2.00967 +0.00487-0.01546
2.00967 +0.00487-0.01546
2.00967 +0.00487-0.01546
--- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Transit Prediction Service
TOI
Kepler Names
KOI
Transit
Source Morton et al. 2016 GajdoĊĦ et al. 2019 Berger et al. 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
Teq
(K)
--- --- --- --- 1111 1097.03862802266 1118 1118 1118 1157
S
(S⨁)
--- ---
312.514+8.437-8.217
 ---
360.46 +158.93-82.24
342.301404572149
369.43 +198.64-79.98
369.43 +198.64-79.98
369.43 +198.64-79.98
---
P
(days)
4.225384512±2.68e-07 4.2253841112±0.0000001845 --- 4.225384543±2.69e-07 4.225384543±2.69e-07 4.2253498253575±0.0000220819510 4.225384512±2.68e-07 4.225384512±2.68e-07 4.225384512±2.68e-07 4.2253846±1.1e-06
Rp
(R⨁)
8.92+0.80-0.51
 ---
8.523+0.370-0.348
 ---
9 +1.42-0.77
8.88931966041412±0.67426910000000
9.16 +1.81-0.67
9.16 +1.81-0.67
9.16 +1.81-0.67
10±1.2
Rp
(RJup)
0.796+0.071-0.045
 ---
0.7604+0.0330-0.0310
 --- --- 0.793053346984005±0.060154363545295 --- --- --- ---
δ
(%)
--- --- --- ---
0.75630+0.00060-0.00060
 0.72408152367186±0.02994049000000 0.77964±0.00062 0.77964±0.00062 0.77964±0.00062 0.76150
T14
(hours)
2.81829±0.00187 --- --- --- 2.82038±0.00192 2.76952973787251±0.16871645000000 2.81829±0.00187 2.81829±0.00187 2.81829±0.00187 2.8116
TC
(days)
2454970.5606743±0.0000534 2454970.56079000±0.00003568 --- 2454970.561±5.22e-05 2454970.561±5.22e-05 2459394.53968800±0.00126356 2454970.561±5.34e-05 2454970.561±5.34e-05 2454970.561±5.34e-05 2454970.559926±0.000086
a/R✶
--- --- --- --- 12.3266±0.086 --- 12.3785±0.03 12.3785±0.03 12.3785±0.03 12.4±1
b
--- --- --- ---
0.074 +0.08-0.051
---
0.015 +0.0522-0.015
0.015 +0.0522-0.015
0.015 +0.0522-0.015
0.01±0.68
e
--- --- --- --- 0 --- 0 0 0 0
i
(deg)
--- --- --- --- 89.66 --- 89.95 89.95 89.95 89.95
Rp/R✶
0.079478 +6.4e-05-3.5e05
--- --- ---
0.078185 +0.000381-4.7e05
---
0.079478 +6.4e-05-3.5e05
0.079478 +6.4e-05-3.5e05
0.079478 +6.4e-05-3.5e05
0.07825±0.00059
a
(au)
--- --- --- --- .0516 --- .0524 .0524 .0524 .052
Print
Kepler Detection Products (4 File Types, 13 Files)
Kepler Pipeline Data Validation Reports q1_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler Pipeline Data Validation Summaries 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_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler Object of Interest
KepID 6849046 6849046 6849046 6849046 6849046 6849046 6849046
KOI Name K00201.01 K00201.01 K00201.01 K00201.01 K00201.01 K00201.01 K00201.01
Kepler Name Kepler-491 b Kepler-491 b Kepler-491 b Kepler-491 b Kepler-491 b Kepler-491 b Kepler-491 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] 4.225384543±2.69e-07 4.225384543±2.69e-07 4.225384512±2.68e-07 4.225384512±2.68e-07 4.225384512±2.68e-07 4.2253846±1.1e-06 4.2253846±1.1e-06
Transit Epoch [BKJD] 137.5606891±5.22e-05 137.5606891±5.22e-05 137.5606743±5.34e-05 137.5606743±5.34e-05 137.5606743±5.34e-05 137.559926±8.6e-05 137.55993±9e-05
Transit Epoch [BJD] 2454970.561±5.22e-05 2454970.561±5.22e-05 2454970.561±5.34e-05 2454970.561±5.34e-05 2454970.561±5.34e-05 2454970.559926±0.000086 2454970.55993±0.00009
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 --- --- ---
Link to DV Report kplr006849046-20160209194854_dvr.pdf kplr006849046-20160209194854_dvr.pdf kplr006849046-20141002224145_dvr.pdf kplr006849046-20130815195353_dvr.pdf --- --- ---
RA [decimal degrees] 287.13058 287.13058 287.13058 287.13058 287.13058 287.13058 287.13058
Dec [decimal degrees] 42.350151 42.350151 42.350151 42.350151 42.350151 42.350151 42.350151
Kepler-band [mag] 14.014000000000001 14.014000000000001 14.014000000000001 14.014000000000001 14.014000000000001 14.014000000000001 14.014000000000001
g'-band [mag] 14.546000000000001 14.546000000000001 14.546000000000001 14.546000000000001 14.546000000000001 14.546000000000001 14.546000000000001
r'-band [mag] 13.935 13.935 13.935 13.935 13.935 13.935 13.935
i'-band [mag] 13.785 13.785 13.785 13.785 13.785 13.785 13.785
z'-band [mag] 13.727 13.727 13.727 13.727 13.727 13.727 13.727
J-band [mag] 12.746 12.746 12.746 12.746 12.746 12.746 12.746
H-band [mag] 12.426 12.426 12.426 12.426 12.426 12.426 12.426
K-band [mag] 12.354000000000001 12.354000000000001 12.354000000000001 12.354000000000001 12.354000000000001 12.354000000000001 12.354000000000001
Disposition Score --- 0.998 --- --- --- --- ---
Comment --- NO_COMMENT --- --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
0.074 +0.08-0.051
0.015 +0.0522-0.015
0.015 +0.0522-0.015
0.015 +0.0522-0.015
0.01±0.68 0.01±0.82
Transit Duration [hrs] --- 2.82038±0.00192 2.81829±0.00187 2.81829±0.00187 2.81829±0.00187 2.8116 2.8116
Transit Depth [ppm] --- 7563±6 7796.4±6.2 7796.4±6.2 7796.4±6.2 7615 7626
Planet-Star Radius Ratio ---
0.078185 +0.000381-4.7e05
0.079478 +6.4e-05-3.5e05
0.079478 +6.4e-05-3.5e05
0.079478 +6.4e-05-3.5e05
0.07825±0.00059 0.07825±0.00059
Fitted Stellar Density [g/cm**3] ---
1.98451 +0.01385-0.09233
2.00967 +0.00487-0.01546
2.00967 +0.00487-0.01546
2.00967 +0.00487-0.01546
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
9 +1.42-0.77
9.16 +1.81-0.67
9.16 +1.81-0.67
9.16 +1.81-0.67
10±1.2 9.95
Orbit Semi-Major Axis [au] --- .0516 .0524 .0524 .0524 .052 .052
Inclination [deg] --- 89.66 89.95 89.95 89.95 89.95 ---
Equilibrium Temperature [K] --- 1111 1118 1118 1118 1157 1157
Insolation Flux [Earth flux] ---
360.46 +158.93-82.24
369.43 +198.64-79.98
369.43 +198.64-79.98
369.43 +198.64-79.98
--- ---
Planet-Star Distance over Star Radius --- 12.3266±0.086 12.3785±0.03 12.3785±0.03 12.3785±0.03 12.4±1 12.4±1
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 -0.4738 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 1.0376 ---
Limb Darkening Coeff. 2 --- 0.2111 0.23240000000000002 0.23240000000000002 0.23240000000000002 -0.4242 ---
Limb Darkening Coeff. 1 --- 0.4955 0.46240000000000003 0.46240000000000003 0.46240000000000003 0.6569 ---
Maximum Single Event Statistic --- 116.94335 136.32823 --- --- --- ---
Maximum Multiple Event Statistic --- 1401.7281 1438.4833 --- --- --- ---
Transit Signal-to-Noise --- 1457.8 1488.0 1488.0 1488.0 1636.7 1088.8
Number of Transits --- 313 313 --- --- --- ---
TCE Planet Number --- 1 1 1 --- --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.8434 --- --- --- --- ---
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 --- kplr006849046-001-20160209194854_dvs.pdf kplr006849046-001-20141002224145_dvs.pdf kplr006849046-001-20130826182306_dvs.pdf --- --- ---
Stellar Effective Temperature [K] ---
5574 +100-111
5649 +98-129
5649 +98-129
5649.00 +98.00-129.00
5541.00±53.00 5541
Stellar Surface Gravity [log10(cm/s**2)] ---
4.403 +0.08-0.12
4.421 +0.051-0.159
4.421 +0.051-0.159
4.421 +0.051-0.159
4.320±0.100 4.32
Stellar Metallicity [dex] ---
0.42 +0.05-0.15
0.480 +0.080-0.200
0.480 +0.080-0.200
0.480 +0.080-0.200
--- ---
Stellar Radius [Solar radii] ---
1.054 +0.167-0.09
1.055 +0.209-0.077
1.055 +0.209-0.077
1.0550 +0.2090-0.0770
1.1700±0.1400 1.17
Stellar Mass [Solar mass] --- 1.025±0.057
1.071 +0.06-0.076
1.071 +0.06-0.076
1.0710 +0.0600-0.0760
1.0470±0.0450 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 SPC SPC
FW Source α(OOT) [hrs] --- 19.142039±0.00000022 19.14203872±0.0000002 19.14203893±0.0000002 --- 19.142039020±0.000000260 ---
FW Source δ(OOT) [deg] --- 42.3501717±0.0000026 42.3501801±0.0000024 42.3501811±0.0000024 --- 42.35017890±0.00000340 ---
FW Source Δα(OOT) [sec] --- 0.0398±0.0087 0.0288±0.0079 0.0372±0.0081 --- -0.00262±0.00095 ---
FW Source Δδ(OOT) [arcsec] --- 0.0782±0.0093 0.1083±0.0085 0.1119±0.0087 --- 0.00072±0.00081 ---
FW Δα(OOT) [sec] --- 0.00019±0.00014 0.00015±0.00014 0.00014±0.00015 --- 2.04e-05±3.7e-06 ---
PRF ΔαSQ(OOT) [arcsec] --- -0.006±0.067 -0.006±0.067 -0.006±0.067 --- -0.0095±0.0033 ---
PRF ΔδSQ(OOT) [arcsec] --- -0.001±0.067 -0.001±0.067 -0±0.067 --- -0.0036±0.0058 ---
PRF ΔθSQ(OOT) [arcsec] --- 0.006±0.067 0.006±0.067 0.006±0.067 --- 0.0102±0.0037 ---
PRF ΔαSQ(KIC) [arcsec] --- -0.018±0.068 -0.014±0.068 -0.006±0.068 --- -0.0050±0.0160 ---
PRF ΔδSQ(KIC) [arcsec] --- 0.061±0.067 0.065±0.067 0.06±0.067 --- 0.0473±0.0044 ---
PRF ΔθSQ(KIC) [arcsec] --- 0.064±0.067 0.066±0.067 0.061±0.067 --- 0.0476±0.0047 ---
FW Offset Significance [percent] --- --- 0.0 0.0 --- 0.0 ---
FW Δδ(OOT) [arcsec] --- --- 5e-05±0.00019 5e-05±0.0002 --- -5.6e-06±3.1e-06 ---
Chi-Square --- --- --- --- --- 1.55 1.55
Stellar Age [Gyr] --- --- --- --- --- 6.4±2.1 ---
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
3 2MASS Point Source Catalog
Data Files
1 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.