NASA
Exoplanet
Archive
A
service of
NASA
Exoplanet
Science
Institute

Kepler-28 Overview

Kepler-28 0.66 R⦿ 4499.30 K
Kepler-28 b
0.175 RJup
Kepler-28 c
0.166 RJup
Architecture
Kepler-28
Kepler-28
Kepler-28 b
Kepler-28 c
Other Data
Bibliography 22
Exoplanet Archive Notes 2
Nearby Data 7
Discovery Data
Host Planet Method Year Reference Disposition
Kepler-28 Kepler-28 b Transit 2011 Steffen et al. 2012 Confirmed Planet
Kepler-28 Kepler-28 c Transit 2011 Steffen et al. 2012 Confirmed Planet
Kepler-28 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)
Kepler-28 c
  • 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
19h28m32.89s
Dec
+42d25m46.14s
Distance
438.3590±4.6705 pc
Parallax
2.2526500±0.0241211 mas
Ecliptic Latitude
62.99521 deg
Ecliptic Longitude
307.77007 deg
Galactic Latitude
11.63869 deg
Galactic Longitude
74.88051 deg
Total Proper Motion
11.7018700±0.0419689 mas/yr
Proper Motion (RA)
-0.4877620±0.0420252 mas/yr
Proper Motion (Dec)
11.6917000±0.0419688 mas/yr
Photometry
mV
15.130±0.057
mTESS
14.3281±0.0062
mJ
13.334±0.023
mH
12.767±0.024
mKs
12.719±0.028
mKep
15.036
mW1
12.635±0.023
mW2
12.677±0.023
mW3
12.7±0.4
mW4
9.036
mGaia
15.025700±0.000497
mB
16.853±0.042
mg
15.990
mi
14.628
mr
14.976
mz
14.447
Mission
Tools
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 Gaidos et al. 2024 Leleu et al. 2023 TICv8 Berger et al. 2018 Gaia DR2 Morton et al. 2016 Hadden et al. 2014 Batalha et al. 2013 Muirhead et al. 2012 Steffen et al. 2012 Latham et al. 2005 Fulton & Petigura 2018 Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 KOI Table Q1-Q17 DR25 KOI Table Q1-Q17 DR24 KOI Table Q1-Q17 DR24 KOI Table Q1-Q16 KOI Table Q1-Q16 KOI Table Q1-Q12 KOI Table Q1-Q12 KOI Table Q1-Q8 KOI Table Q1-Q8 KOI Table Q1-Q6 KOI Table Q1-Q6 KOI Table Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
--- 4499.3±74.9 4660.9900±88.0414 4674±93
4439.90+261.85-367.90
4690.000+63.421-50.049
 --- 4590
4072+720-133
 4590 4590 4674±60 --- ---
4072 +73-81
4072 +73-81
4072 +720-133
4072 +720-133
4072 +720-133
4072 +720-133
4072.00 +720.00-133.00
4072.00 +720.00-133.00
4663.00±70.00 4663.00±70.00 4590 4590
ρ✶
(g/cm3)
--- 3.27±0.20 3.8008776 --- --- --- --- --- --- --- ---
2.41+0.07-0.08
 --- ---
4.13623 +0.26753-0.97657
3.50489 +0.04412-1.05898
2.04261 +1.42284-1.16916
0.75106 +1.89763-0.28877
2.04261 +1.42284-1.16916
0.75106 +1.89763-0.28877
0.75106 +1.89763-0.28877
2.04261 +1.42284-1.16916
--- --- --- ---
M✶
(M⦿)
--- 0.684±0.026 0.742 --- ---
0.770+0.021-0.024
 0.59 --- 0.59±0.10 0.75 ---
0.701+0.012-0.014
 --- ---
0.586 +0.029-0.036
0.586 +0.029-0.036
0.59±0.1 0.59±0.1 0.59±0.1 0.59±0.1 0.5900±0.1000 0.5900±0.1000 0.6620±0.0170 0.6620±0.0170 --- ---
R✶
(R⦿)
--- 0.664±0.013 0.650472
0.649+0.029-0.027
0.7339185+0.1386080-0.0794705
 0.710±0.013 0.57 0.74 0.57±0.09 0.70 1.115
0.641+0.020-0.019
 --- ---
0.57 +0.029-0.032
0.57 +0.029-0.032
0.57±0.09 0.57±0.09 0.57±0.09 0.57±0.09 0.5700±0.0900 0.5700±0.0900 0.6380±0.0170 0.6380±0.0170 .74 .74
Metallicity
(dex)
--- --- 0.1450640±0.0126818 [M/H] --- ---
0.0600+0.1110-0.1040
[Fe/H] 		--- --- -0.17±0.11 [M/H] 0.34 [M/H] 0.337 [Fe/H] 0.02±0.04 [Fe/H] --- --- -0.18±0.15 [Fe/H] -0.18±0.15 [Fe/H] -0.170±0.110 [Fe/H] -0.170±0.110 [Fe/H] -0.170±0.110 [Fe/H] -0.170±0.110 [Fe/H] -0.170±0.110 [Fe/H] -0.170±0.110 [Fe/H] --- --- --- ---
Age
(Gyr)
1.91±0.46 --- --- --- ---
2.240+1.820-0.766
 --- --- --- --- ---
2.88+4.20-2.21
 --- --- --- --- --- --- --- --- --- --- 14±3.7 14±3.7 --- ---
log g
(log10(cm/s2))
--- --- 4.68201 --- ---
4.620+0.006-0.008
 --- 4.58 --- 4.29 4.29 --- --- ---
4.696 +0.023-0.028
4.696 +0.023-0.028
4.697±0.101 4.697±0.101 4.697±0.101 4.697±0.101 4.697±0.101 4.697±0.101 4.650±0.300 4.650±0.300 4.58 4.58
L✶
(log10(L⦿))
--- --- -0.7449355 ---
-0.72451692+0.01178988-0.01211889
 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
Sp. T
--- --- --- --- --- --- --- --- M0 V --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Transit Timing Variations, Transit
Tools
Transit Prediction Service
Kepler Names
KOI
Transit
Source Leleu et al. 2023 Gaidos et al. 2024 Berger et al. 2018 Holczer et al. 2016 Morton et al. 2016 Hadden et al. 2014 Muirhead et al. 2012 Steffen et al. 2012 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 Q1-Q8 KOI Table Show Candidate Solutions >> << Hide Candidate Solutions
S
(S⨁)
--- ---
62.577+2.110-2.048
 --- --- --- --- --- 54.5±4.4 ---
27.72 +5.15-4.93
27.72 +43.57-10.51
27.72 +43.57-10.51
27.72 +43.57-10.51
---
Rp
(R⨁)
1.959+0.043-0.042
 2.15±0.08
1.971+0.097-0.088
 ---
2.41+0.04-0.17
 2.93±0.46 1.86±0.32 3.6 2.153±0.101 ---
1.73 +0.09-0.1
1.92 +0.3-0.31
1.92 +0.3-0.31
1.92 +0.3-0.31
2.17±0.25
Rp
(RJup)
0.1748+0.0038-0.0037
 0.192±0.007
0.1758+0.0087-0.0079
 ---
0.215+0.004-0.015
 0.261±0.041 0.166±0.029 0.321 0.1921±0.0090 ---
0.154+0.008-0.009
0.171+0.027-0.028
0.171+0.027-0.028
0.171+0.027-0.028
0.194+0.022-0.022
P
(days)
5.91 5.91 --- 5.91227219±0.00000134 5.912268297±5.983e-06 5.912 5.91212988±0.00017000 5.9123 5.912268297±0.000005983 5.912273234±7.039e-06 5.912273234±7.039e-06 5.912268297±5.983e-06 5.912268297±5.983e-06 5.912268297±5.983e-06 5.912262±2.3e-05
Rp/R✶
--- --- --- ---
0.03077 +4.4e-05-0.002178
--- 0.0300±0.0013 ---
0.030770+0.000044-0.002178
 ---
0.027826 +0.0006-0.000407
0.03077 +4.4e-05-0.002178
0.03077 +4.4e-05-0.002178
0.03077 +4.4e-05-0.002178
0.0311±0.0036
T14
(hours)
--- --- --- 2.5545 2.4234±0.0311 --- --- 2.77 --- --- 2.3254±0.0296 2.4234±0.0311 2.4234±0.0311 2.4234±0.0311 2.5058
TC
(days)
--- --- --- 2454969.711715±0.001200 2455005.18429±0.00080 --- --- 2454975.6227 --- 2455005.184±0.00094 2455005.184±0.00094 2455005.184±0.000799 2455005.184±0.000799 2455005.184±0.000799 2455005.1849±0.0013
Mp
(M⨁)
1.63+0.51-0.40
 --- --- --- ---
8.8 +3.8-3.1
--- <479.90 --- --- --- --- --- --- ---
Mp
(MJup)
0.00513+0.00160-0.00126
 --- --- --- ---
0.028 +0.012-0.010
--- <1.51 --- --- --- --- --- --- ---
a/R✶
--- --- --- --- --- --- --- --- --- --- 19.7±1.3 15.57±5.4 15.57±5.4 15.57±5.4 12.4±4.3
Teq
(K)
--- --- --- --- --- --- 583 --- --- --- 585 585 585 585 694
b
--- --- --- --- --- --- --- --- --- ---
0.17 +0.201-0.17
0.6052 +0.0133-0.4775
0.6052 +0.0133-0.4775
0.6052 +0.0133-0.4775
0.77±0.3
e
--- --- --- --- --- --- --- --- --- --- 0 0 0 0 0
i
(deg)
--- --- --- --- --- --- --- --- --- --- 89.51 87.66 87.66 87.66 86.52
a
(au)
--- --- --- --- --- --- 0.05375±0.00291 0.062 0.05687±0.00036 --- .0537 .0537 .0537 .0537 .056
δ
(%)
--- --- --- 0.0985 --- --- --- --- --- --- 0.09614±0.00172 0.10629±0.00155 0.10629±0.00155 0.10629±0.00155 0.09570
ρ
(g/cm3)
1.19+0.37-0.30
 --- --- --- --- --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Transit Timing Variations, Transit
Tools
Transit Prediction Service
Kepler Names
KOI
Transit
Source Leleu et al. 2023 Gaidos et al. 2024 Berger et al. 2018 Holczer et al. 2016 Morton et al. 2016 Hadden et al. 2014 Muirhead et al. 2012 Steffen et al. 2012 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 Q1-Q8 KOI Table Show Candidate Solutions >> << Hide Candidate Solutions
S
(S⨁)
--- ---
35.898+1.210-1.175
 --- --- --- --- --- 31.2±2.5 ---
15.90 +2.96-2.83
15.86 +24.92-6.01
15.86 +24.92-6.01
15.86 +24.92-6.01
---
Rp
(R⨁)
1.857±0.042 2.06±0.08
1.879+0.100-0.082
 ---
2.41+0.04-0.32
 2.77±0.44 1.73±0.29 3.4 2.176±0.157 --- 1.65±0.09
1.94 +0.3-0.31
1.94 +0.3-0.31
1.94 +0.3-0.31
2.02±0.24
Rp
(RJup)
0.1657±0.0037 0.184±0.007
0.1676+0.0089-0.0073
 ---
0.215+0.004-0.029
 0.247±0.039 0.154±0.026 0.303 0.1941±0.0140 ---
0.147+0.008-0.008
0.173+0.027-0.028
0.173+0.027-0.028
0.173+0.027-0.028
 0.180±0.021
P
(days)
8.99 8.99 --- 8.98584700±0.00000249 8.98584768±1.483e-05 8.986 8.98596954±0.00027000 8.9858 8.985847680±0.000014830 8.98581901±1.437e-05 8.98581901±1.437e-05 8.98584768±1.483e-05 8.98584768±1.483e-05 8.98584768±1.483e-05 8.9857±4.8e-05
Rp/R✶
--- --- --- ---
0.031108 +6.3e-05-0.004038
--- 0.02800±0.00089 ---
0.031108+0.000063-0.004038
 ---
0.026527 +0.00078-0.000324
0.031108 +6.3e-05-0.004038
0.031108 +6.3e-05-0.004038
0.031108 +6.3e-05-0.004038
0.029±0.0033
T14
(hours)
--- --- --- 3.1103 3.028±0.0604 --- --- 4.39 --- --- 2.8606±0.0413 3.028±0.0604 3.028±0.0604 3.028±0.0604 3.0259
TC
(days)
--- --- --- 2454972.739100±0.002178 2455008.68273±0.00127 --- --- 2454981.7277 --- 2455008.684±0.0012 2455008.684±0.0012 2455008.683±0.00127 2455008.683±0.00127 2455008.683±0.00127 2455008.6861±0.0018
Mp
(M⨁)
2.06+0.70-0.52
 --- --- --- ---
10.9 +6.1-4.5
--- <432.23 --- --- --- --- --- --- ---
Mp
(MJup)
0.00648+0.00220-0.00164
 --- --- --- ---
0.034 +0.019-0.014
--- <1.36 --- --- --- --- --- --- ---
a
(au)
--- --- --- --- --- --- 0.07106±0.00384 0.081 0.07519±0.00048 --- .0709 .071 .071 .071 .074
a/R✶
--- --- --- --- --- --- --- --- --- --- 24.64±0.31 14.75±6.2 14.75±6.2 14.75±6.2 16.4±5.7
Teq
(K)
--- --- --- --- --- --- 507 --- --- --- 509 509 509 509 604
b
--- --- --- --- --- --- --- --- --- ---
0.008 +0.387-0.008
0.801 +0.0393-0.5338
0.801 +0.0393-0.5338
0.801 +0.0393-0.5338
0.73±0.33
e
0.017+0.023-0.014
 --- --- --- --- --- --- --- --- --- 0 0 0 0 0
i
(deg)
--- --- --- --- --- --- --- --- --- --- 89.98 87.09 87.09 87.09 87.66
δ
(%)
--- --- --- 0.0881 --- --- --- --- --- --- 0.08813±0.00185 0.09053±0.00164 0.09053±0.00164 0.09053±0.00164 0.08690
ρ
(g/cm3)
1.8+0.6-0.5
 --- --- --- --- --- --- --- --- --- --- --- --- --- ---
Print
Kepler Detection Products (4 File Types, 19 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_q12_tce q1_q16_tce q1_q16_tce q1_q17_dr24_tce q1_q17_dr24_tce q1_q17_dr25_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 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 6949607 6949607 6949607 6949607 6949607 6949607 6949607
KOI Name K00870.01 K00870.01 K00870.01 K00870.01 K00870.01 K00870.01 K00870.01
Kepler Name Kepler-28 b Kepler-28 b Kepler-28 b Kepler-28 b Kepler-28 b Kepler-28 b Kepler-28 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] 5.912273234±7.039e-06 5.912273234±7.039e-06 5.912268297±5.983e-06 5.912268297±5.983e-06 5.912268297±5.983e-06 5.912262±2.3e-05 5.912262±2.3e-05
Transit Epoch [BKJD] 172.184012±0.00094 172.184012±0.00094 172.18429±0.000799 172.18429±0.000799 172.18429±0.000799 172.1849±0.0013 172.1848±0.0013
Transit Epoch [BJD] 2455005.184±0.00094 2455005.184±0.00094 2455005.184±0.000799 2455005.184±0.000799 2455005.184±0.000799 2455005.1849±0.0013 2455005.1848±0.0013
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 2 2 2 2 2 2 2
TCE Delivery q1_q17_dr25_tce q1_q17_dr25_tce q1_q17_dr24_tce q1_q16_tce q1_q12_tce --- ---
Link to DV Report kplr006949607-20160209194854_dvr.pdf kplr006949607-20160209194854_dvr.pdf kplr006949607-20141002224145_dvr.pdf kplr006949607-20130815195353_dvr.pdf kplr006949607-20121029204534_dvr.pdf --- ---
RA [decimal degrees] 292.13702 292.13702 292.13702 292.13702 292.13702 292.13702 292.13702
Dec [decimal degrees] 42.42942 42.42942 42.42942 42.42942 42.42942 42.42942 42.42942
Kepler-band [mag] 15.036000000000001 15.036000000000001 15.036000000000001 15.036000000000001 15.036000000000001 15.036000000000001 15.036000000000001
g'-band [mag] 15.99 15.99 15.99 15.99 15.99 15.99 15.99
r'-band [mag] 14.976 14.976 14.976 14.976 14.976 14.976 14.976
i'-band [mag] 14.628 14.628 14.628 14.628 14.628 14.628 14.628
z'-band [mag] 14.447000000000001 14.447000000000001 14.447000000000001 14.447000000000001 14.447000000000001 14.447000000000001 14.447000000000001
J-band [mag] 13.334000000000001 13.334000000000001 13.334000000000001 13.334000000000001 13.334000000000001 13.334000000000001 13.334000000000001
H-band [mag] 12.767000000000001 12.767000000000001 12.767000000000001 12.767000000000001 12.767000000000001 12.767000000000001 12.767000000000001
K-band [mag] 12.719000000000001 12.719000000000001 12.719000000000001 12.719000000000001 12.719000000000001 12.719000000000001 12.719000000000001
Disposition Score --- 1.0 --- --- --- --- ---
Comment --- NO_COMMENT --- --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
0.17 +0.201-0.17
0.6052 +0.0133-0.4775
0.6052 +0.0133-0.4775
0.6052 +0.0133-0.4775
0.77±0.3 0.77±0.54
Transit Duration [hrs] --- 2.3254±0.0296 2.4234±0.0311 2.4234±0.0311 2.4234±0.0311 2.5058 2.5058
Transit Depth [ppm] --- 961.4±17.2 1062.9±15.5 1062.9±15.5 1062.9±15.5 957 933
Planet-Star Radius Ratio ---
0.027826 +0.0006-0.000407
0.03077 +4.4e-05-0.002178
0.03077 +4.4e-05-0.002178
0.03077 +4.4e-05-0.002178
0.0311±0.0036 0.0311±0.0036
Fitted Stellar Density [g/cm**3] ---
4.13623 +0.26753-0.97657
2.04261 +1.42284-1.16916
2.04261 +1.42284-1.16916
2.04261 +1.42284-1.16916
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
1.73 +0.09-0.1
1.92 +0.3-0.31
1.92 +0.3-0.31
1.92 +0.3-0.31
2.17±0.25 2.52
Orbit Semi-Major Axis [au] --- .0537 .0537 .0537 .0537 .056 .058
Inclination [deg] --- 89.51 87.66 87.66 87.66 86.52 ---
Equilibrium Temperature [K] --- 585 585 585 585 694 725
Insolation Flux [Earth flux] ---
27.72 +5.15-4.93
27.72 +43.57-10.51
27.72 +43.57-10.51
27.72 +43.57-10.51
--- ---
Planet-Star Distance over Star Radius --- 19.7±1.3 15.57±5.4 15.57±5.4 15.57±5.4 12.4±4.3 12.4±4.3
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 -0.5815 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 1.4000000000000001 ---
Limb Darkening Coeff. 2 --- 0.2589 0.24150000000000002 0.24150000000000002 0.24150000000000002 -0.6327 ---
Limb Darkening Coeff. 1 --- 0.46390000000000003 0.4803 0.4803 0.4803 0.6296 ---
Maximum Single Event Statistic --- 8.0944605 8.233492 --- --- --- ---
Maximum Multiple Event Statistic --- 55.492382 60.696341999999994 --- --- --- ---
Transit Signal-to-Noise --- 62.800000000000004 76.4 76.4 76.4 82.7 56.9
Number of Transits --- 227 226 --- --- --- ---
TCE Planet Number --- 1 1 1 1 --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.3342 --- --- --- --- ---
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 --- kplr006949607-001-20160209194854_dvs.pdf kplr006949607-001-20141002224145_dvs.pdf kplr006949607-001-20130826182306_dvs.pdf kplr006949607-001-20121115231752_dvs.pdf --- ---
Stellar Effective Temperature [K] ---
4072 +73-81
4072 +720-133
4072 +720-133
4072.00 +720.00-133.00
4663.00±70.00 4590
Stellar Surface Gravity [log10(cm/s**2)] ---
4.696 +0.023-0.028
4.697±0.101 4.697±0.101 4.697±0.101 4.650±0.300 4.58
Stellar Metallicity [dex] --- -0.18±0.15 -0.170±0.110 -0.170±0.110 -0.170±0.110 --- ---
Stellar Radius [Solar radii] ---
0.57 +0.029-0.032
0.57±0.09 0.57±0.09 0.5700±0.0900 0.6380±0.0170 .74
Stellar Mass [Solar mass] ---
0.586 +0.029-0.036
0.59±0.1 0.59±0.1 0.5900±0.1000 0.6620±0.0170 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault KIC
FW Source α(OOT) [hrs] --- 19.4757997±0.0000049 19.4757993±0.0000047 19.4758011±0.0000046 19.475804400±0.000005700 --- ---
FW Source δ(OOT) [deg] --- 42.429471±0.000053 42.429493±0.000051 42.429445±0.000051 42.42939400±0.00006500 --- ---
FW Source Δα(OOT) [sec] --- -0.09±0.2 -0.11±0.19 -0.04±0.18 0.01900±0.02000 --- ---
FW Source Δδ(OOT) [arcsec] --- 0.18±0.19 0.26±0.19 0.09±0.19 -0.01200±0.01600 --- ---
FW Δα(OOT) [sec] --- -1e-05±0.00018 -0±0.00018 -8e-05±0.00018 -1.9e-05±2e-05 --- ---
PRF ΔαSQ(OOT) [arcsec] --- 0.066±0.089 0.071±0.085 0.055±0.088 0.0590±0.0790 --- ---
PRF ΔδSQ(OOT) [arcsec] --- 0.09±0.1 0.11±0.11 0.1±0.11 0.1100±0.1200 --- ---
PRF ΔθSQ(OOT) [arcsec] --- 0.113±0.099 0.13±0.1 0.12±0.1 0.1300±0.1100 --- ---
PRF ΔαSQ(KIC) [arcsec] --- 0.013±0.089 0.008±0.086 -0.009±0.089 -0.0110±0.0830 --- ---
PRF ΔδSQ(KIC) [arcsec] --- 0.34±0.11 0.36±0.12 0.35±0.11 0.3500±0.1200 --- ---
PRF ΔθSQ(KIC) [arcsec] --- 0.34±0.11 0.36±0.12 0.35±0.11 0.3500±0.1200 --- ---
FW Offset Significance [percent] --- --- 0.20600000000000002 0.7230000000000001 0.095 --- ---
FW Δδ(OOT) [arcsec] --- --- -0.00017±0.00019 -0±0.00019 1.1e-05±1.6e-05 --- ---
Chi-Square --- --- --- --- --- 1.16 1.22
Stellar Age [Gyr] --- --- --- --- --- 14±3.7 ---
KepID 6949607 6949607 6949607 6949607 6949607 6949607 6949607
KOI Name K00870.02 K00870.02 K00870.02 K00870.02 K00870.02 K00870.02 K00870.02
Kepler Name Kepler-28 c Kepler-28 c Kepler-28 c Kepler-28 c Kepler-28 c Kepler-28 c Kepler-28 c
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] 8.98581901±1.437e-05 8.98581901±1.437e-05 8.98584768±1.483e-05 8.98584768±1.483e-05 8.98584768±1.483e-05 8.9857±4.8e-05 8.9857±4.8e-05
Transit Epoch [BKJD] 175.68418±0.0012 175.68418±0.0012 175.68273±0.00127 175.68273±0.00127 175.68273±0.00127 175.6861±0.0018 175.6861±0.0018
Transit Epoch [BJD] 2455008.684±0.0012 2455008.684±0.0012 2455008.683±0.00127 2455008.683±0.00127 2455008.683±0.00127 2455008.6861±0.0018 2455008.6861±0.0018
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 2 2 2 2 2 2 2
TCE Delivery q1_q17_dr25_tce q1_q17_dr25_tce q1_q17_dr24_tce q1_q16_tce q1_q12_tce --- ---
Link to DV Report kplr006949607-20160209194854_dvr.pdf kplr006949607-20160209194854_dvr.pdf kplr006949607-20141002224145_dvr.pdf kplr006949607-20130815195353_dvr.pdf kplr006949607-20121029204534_dvr.pdf --- ---
RA [decimal degrees] 292.13702 292.13702 292.13702 292.13702 292.13702 292.13702 292.13702
Dec [decimal degrees] 42.42942 42.42942 42.42942 42.42942 42.42942 42.42942 42.42942
Kepler-band [mag] 15.036000000000001 15.036000000000001 15.036000000000001 15.036000000000001 15.036000000000001 15.036000000000001 15.036000000000001
g'-band [mag] 15.99 15.99 15.99 15.99 15.99 15.99 15.99
r'-band [mag] 14.976 14.976 14.976 14.976 14.976 14.976 14.976
i'-band [mag] 14.628 14.628 14.628 14.628 14.628 14.628 14.628
z'-band [mag] 14.447000000000001 14.447000000000001 14.447000000000001 14.447000000000001 14.447000000000001 14.447000000000001 14.447000000000001
J-band [mag] 13.334000000000001 13.334000000000001 13.334000000000001 13.334000000000001 13.334000000000001 13.334000000000001 13.334000000000001
H-band [mag] 12.767000000000001 12.767000000000001 12.767000000000001 12.767000000000001 12.767000000000001 12.767000000000001 12.767000000000001
K-band [mag] 12.719000000000001 12.719000000000001 12.719000000000001 12.719000000000001 12.719000000000001 12.719000000000001 12.719000000000001
Disposition Score --- 1.0 --- --- --- --- ---
Comment --- NO_COMMENT --- --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
0.008 +0.387-0.008
0.801 +0.0393-0.5338
0.801 +0.0393-0.5338
0.801 +0.0393-0.5338
0.73±0.33 0.73±0.58
Transit Duration [hrs] --- 2.8606±0.0413 3.028±0.0604 3.028±0.0604 3.028±0.0604 3.0259 3.0259
Transit Depth [ppm] --- 881.3±18.5 905.3±16.4 905.3±16.4 905.3±16.4 869 855
Planet-Star Radius Ratio ---
0.026527 +0.00078-0.000324
0.031108 +6.3e-05-0.004038
0.031108 +6.3e-05-0.004038
0.031108 +6.3e-05-0.004038
0.029±0.0033 0.029±0.0033
Fitted Stellar Density [g/cm**3] ---
3.50489 +0.04412-1.05898
0.75106 +1.89763-0.28877
0.75106 +1.89763-0.28877
0.75106 +1.89763-0.28877
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] --- 1.65±0.09
1.94 +0.3-0.31
1.94 +0.3-0.31
1.94 +0.3-0.31
2.02±0.24 2.35
Orbit Semi-Major Axis [au] --- .0709 .071 .071 .071 .074 .077
Inclination [deg] --- 89.98 87.09 87.09 87.09 87.66 ---
Equilibrium Temperature [K] --- 509 509 509 509 604 629
Insolation Flux [Earth flux] ---
15.90 +2.96-2.83
15.86 +24.92-6.01
15.86 +24.92-6.01
15.86 +24.92-6.01
--- ---
Planet-Star Distance over Star Radius --- 24.64±0.31 14.75±6.2 14.75±6.2 14.75±6.2 16.4±5.7 16.4±5.7
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 -0.5815 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 1.4000000000000001 ---
Limb Darkening Coeff. 2 --- 0.2589 0.24150000000000002 0.24150000000000002 0.24150000000000002 -0.6327 ---
Limb Darkening Coeff. 1 --- 0.46390000000000003 0.4803 0.4803 0.4803 0.6296 ---
Maximum Single Event Statistic --- 7.210980999999999 7.213337999999999 --- --- --- ---
Maximum Multiple Event Statistic --- 42.23077 46.697055999999996 --- --- --- ---
Transit Signal-to-Noise --- 51.800000000000004 58.4 58.4 58.4 65.8 47.0
Number of Transits --- 145 144 --- --- --- ---
TCE Planet Number --- 2 2 2 2 --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.5514 --- --- --- --- ---
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 --- kplr006949607-002-20160209194854_dvs.pdf kplr006949607-002-20141002224145_dvs.pdf kplr006949607-002-20130826182306_dvs.pdf kplr006949607-002-20121115231752_dvs.pdf --- ---
Stellar Effective Temperature [K] ---
4072 +73-81
4072 +720-133
4072 +720-133
4072.00 +720.00-133.00
4663.00±70.00 4590
Stellar Surface Gravity [log10(cm/s**2)] ---
4.696 +0.023-0.028
4.697±0.101 4.697±0.101 4.697±0.101 4.650±0.300 4.58
Stellar Metallicity [dex] --- -0.18±0.15 -0.170±0.110 -0.170±0.110 -0.170±0.110 --- ---
Stellar Radius [Solar radii] ---
0.57 +0.029-0.032
0.57±0.09 0.57±0.09 0.5700±0.0900 0.6380±0.0170 .74
Stellar Mass [Solar mass] ---
0.586 +0.029-0.036
0.59±0.1 0.59±0.1 0.5900±0.1000 0.6620±0.0170 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault KIC
FW Source α(OOT) [hrs] --- 19.4758002±0.0000064 19.4758017±0.0000063 19.4758013±0.000006 19.475795300±0.000007000 --- ---
FW Source δ(OOT) [deg] --- 42.429597±0.000069 42.429566±0.000069 42.429542±0.000068 42.42954200±0.00008000 --- ---
FW Source Δα(OOT) [sec] --- -0.07±0.25 -0.01±0.25 -0.03±0.24 -0.01300±0.02500 --- ---
FW Source Δδ(OOT) [arcsec] --- 0.64±0.25 0.52±0.25 0.44±0.24 0.02400±0.01900 --- ---
FW Δα(OOT) [sec] --- -3e-05±0.00021 -8e-05±0.00021 -8e-05±0.00021 1.2e-05±2.3e-05 --- ---
PRF ΔαSQ(OOT) [arcsec] --- -0.092±0.096 -0.1±0.098 -0.12±0.1 -0.1360±0.0930 --- ---
PRF ΔδSQ(OOT) [arcsec] --- -0.02±0.11 -0.04±0.11 0.013±0.095 0.0100±0.1300 --- ---
PRF ΔθSQ(OOT) [arcsec] --- 0.095±0.097 0.107±0.099 0.12±0.1 0.1370±0.0930 --- ---
PRF ΔαSQ(KIC) [arcsec] --- -0.14±0.094 -0.15±0.094 -0.182±0.099 -0.2030±0.0970 --- ---
PRF ΔδSQ(KIC) [arcsec] --- 0.25±0.11 0.24±0.11 0.274±0.098 0.2500±0.1400 --- ---
PRF ΔθSQ(KIC) [arcsec] --- 0.29±0.11 0.28±0.11 0.33±0.1 0.3200±0.1200 --- ---
FW Offset Significance [percent] --- --- 0.004 0.025 0.048 --- ---
FW Δδ(OOT) [arcsec] --- --- -0.00035±0.00021 -0.0003±0.00022 -2.1e-05±1.8e-05 --- ---
Chi-Square --- --- --- --- --- 1.19 1.32
Stellar Age [Gyr] --- --- --- --- --- 14±3.7 ---
Known Objects
2 Confirmed Planets
2 Kepler Objects of Interest (KOIs)
2 Threshold Crossing Events (TCEs)
6 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP 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
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.