Kepler-452 Overview
Kepler-452
1.16
R⦿
5431.67
K
!
Kepler-452 b
0.145
RJup
- Architecture
- Kepler-452
- Kepler-452
- Other Data
- Bibliography 12
- Exoplanet Archive Notes 2
- Nearby Data 7
Discovery Data
Host | Planet | Method | Year | Reference | Disposition |
---|---|---|---|---|---|
Kepler-452 | Kepler-452 b | Transit | 2015 | Jenkins et al. 2015 | Confirmed Planet |
Kepler-452 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)
- Planet flagged as controversial . (Burke et al. 2019)
- RA
- 19h44m00.90s
- Dec
- +44d16m39.31s
- Distance
-
551.727+5.236-5.141pc
- Parallax
- 1.7837500±0.0169145 mas
- Ecliptic Latitude
- 63.70049 deg
- Ecliptic Longitude
- 315.11127 deg
- Galactic Latitude
- 9.98768 deg
- Galactic Longitude
- 77.86464 deg
- Total Proper Motion
- 13.4422907±0.0354687 mas/yr
- Proper Motion (RA)
- 9.97399000±0.02945530 mas/yr
- Proper Motion (Dec)
- 9.0119200±0.0416684 mas/yr
- Photometry
-
mV13.54±0.08
-
mTESS12.9154±0.0061
-
mJ12.263±0.021
-
mH11.919±0.019
-
mKs11.852±0.016
-
mKep13.426
-
mW111.802±0.023
-
mW211.850±0.021
-
mW311.809±0.159
-
mW49.42
-
mGaia13.404800±0.000235
-
mB14.505±0.087
-
mg---
-
mi---
-
mr---
-
mz---
-
Abundances
(Hypatia Catalog) -
[Fe/H] 0.17±0.01 dex
-
[C/H] 0.16±0.02 dex
-
[O/H] 0.06±0.02 dex
-
[Na/H] 0.10±0.02 dex
-
[Mg/H] 0.14±0.07 dex
-
[Al/H] 0.09±0.04 dex
-
[Si/H] 0.14±0.05 dex
-
[Ca/H] 0.15±0.06 dex
-
[Y/H] 0.10±0.08 dex
-
Source | TICv8 | Berger et al. 2018 | Gaia DR2 | Morton et al. 2016 | Jenkins et al. 2015 | Latham et al. 2005 | Q1-Q17 DR25 Supplemental KOI Table | Q1-Q17 DR25 KOI Table | Q1-Q17 DR24 KOI Table | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|---|---|---|---|---|---|
Teff
(K)
|
5728.000+157.856-121.012
|
5589±196 |
5431.6665+40.8301-48.3330
|
5892.000+251.629-204.170
|
5757±85 | 5413 | --- | 5579±150 |
5578 +153-137
|
||
L✶
(log10(L⦿))
|
0.084479400+0.017157128-0.017213397
|
--- |
0.020144910+0.011664697-0.011986709
|
--- | --- | --- | --- | --- | --- | ||
R✶
(R⦿)
|
1.1191400+0.0677804-0.0546317
|
1.108+0.082-0.075
|
1.1557367+0.0208462-0.0171814
|
1.060+0.222-0.136
|
1.11+0.15-0.09
|
0.495 | --- |
0.798 +0.15-0.075
|
0.794 +0.246-0.059
|
||
Metallicity
(dex)
|
0.18±0.10 [M/H] | --- | --- |
0.00+0.14-0.16
[Fe/H]
|
0.21±0.09 [Fe/H] | -0.204 [Fe/H] | --- | -0.22±0.3 [Fe/H] |
-0.240 +0.320-0.280
[Fe/H]
|
||
Age
(Gyr)
|
--- | --- | --- |
3.55+2.70-1.84
|
6±2 | --- | --- | --- | --- | ||
M✶
(M⦿)
|
1.022000+0.148682-0.118951
|
--- | --- |
1.030+0.112-0.078
|
1.037+0.054-0.047
|
--- | --- |
0.892 +0.082-0.109
|
0.87 +0.092-0.089
|
||
log g
(log10(cm/s2))
|
4.3497500+0.0803242-0.0852462
|
--- | --- |
4.400+0.094-0.138
|
4.32±0.09 | 5.00 | --- |
4.58 +0.034-0.127
|
4.578±0.029 | ||
ρ✶
(g/cm3)
|
1.0279156+0.2278011-0.2615439
|
--- | --- | --- |
0.840+0.400-0.190
|
--- | --- |
3.38283 +1.69325-1.18690
|
2.85213 +0.73093-0.93141
|
||
Sp. T
|
--- | --- | --- | --- | G2 | --- | --- | --- | --- |
- Status
- Confirmed Planet Controversial
- Detected By
- Transit
Source | Jenkins et al. 2015 | Berger et al. 2018 | Morton et al. 2016 | Q1-Q17 DR25 Supplemental KOI Table | Q1-Q17 DR25 KOI Table | Q1-Q17 DR24 KOI Table | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|---|---|---|
a/R✶
|
--- | --- | --- | --- | 298.1±74.6 | 281.6±72.2 | ||
Teq
(K)
|
265+15-13
|
--- | --- | --- | 220 | 220 | ||
b
|
0.690+0.160-0.450
|
--- | --- | --- |
0.059 +0.387-0.059
|
0.2004 +0.2386-0.2004
|
||
S
(S⨁)
|
1.10+0.29-0.22
|
1.089+0.027-0.026
|
--- | --- |
0.56 +0.32-0.15
|
0.56 +0.51-0.13
|
||
e
|
--- | --- | --- | --- | 0 | 0 | ||
i
(deg)
|
89.806+0.134-0.049
|
--- | --- | --- | 89.99 | 89.95 | ||
P
(days)
|
384.843+0.007-0.012
|
--- | 384.843022±0.009989 | 384.847556±0.007105 | 384.847556±0.007105 | 384.843022±0.009989 | ||
Rp
(R⨁)
|
1.63+0.23-0.20
|
1.511+0.143-0.131
|
1.50+0.32-0.22
|
--- |
1.09 +0.2-0.1
|
1.13 +0.35-0.09
|
||
Rp/R✶
|
0.0128+0.0013-0.0006
|
--- |
0.013018 +0.000595-0.000866
|
--- |
0.012491 +0.000737-0.000689
|
0.013018 +0.000595-0.000866
|
||
a
(au)
|
1.046+0.019-0.015
|
--- | --- | --- | .994 | .9892 | ||
δ
(%)
|
0.0199+0.0018-0.0021
|
--- | --- | --- | 0.01899±0.00176 | 0.02047±0.00189 | ||
T14
(hours)
|
10.63+0.53-0.60
|
--- | 10.367±0.534 | --- | 9.969±0.441 | 10.367±0.534 | ||
TC
(days)
|
2455147.985+0.015-0.019
|
--- | 2455147.9836±0.0196 | 2455147.97±0.0152 | 2455147.97±0.0152 | 2455147.984±0.0196 | ||
Rp
(RJup)
|
0.145+0.021-0.018
|
0.1348+0.0128-0.0117
|
0.134+0.029-0.020
|
--- | --- | --- |
Kepler Detection Products
(4 File Types, 10 Files)
Kepler Pipeline Data Validation Reports | q1_q17_dr24_tce | q1_q17_dr25_tce | ||
---|---|---|---|---|
Kepler Pipeline Data Validation Summaries | q1_q17_dr24_tce | q1_q17_dr25_tce | ||
Kepler TCERT Reports | 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_q17_dr24_tce | q1_q17_dr25_tce |
---|
Kepler Object of Interest
KepID | 8311864 | 8311864 | 8311864 |
---|---|---|---|
KOI Name | K07016.01 | K07016.01 | K07016.01 |
Kepler Name | Kepler-452 b | Kepler-452 b | Kepler-452 b |
Exoplanet Archive Disposition | CONFIRMED | CONFIRMED | CONFIRMED |
Vetting Status | Done | Done | Done |
Date of Last Parameter Update | 2018-08-16 | 2017-08-31 | 2015-09-24 |
Disposition Using Kepler Data | CANDIDATE | 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_q17_dr25_koi | q1_q17_dr24_koi |
Orbital Period [days] | 384.847556±0.007105 | 384.847556±0.007105 | 384.843022±0.009989 |
Transit Epoch [BKJD] | 314.97±0.0152 | 314.97±0.0152 | 314.9836±0.0196 |
Transit Epoch [BJD] | 2455147.97±0.0152 | 2455147.97±0.0152 | 2455147.984±0.0196 |
Parameters Provenance | q1_q17_dr25_sup_koi | q1_q17_dr25_koi | q1_q17_dr24_koi |
Number of Planets | 1 | 1 | 1 |
TCE Delivery | q1_q17_dr25_tce | q1_q17_dr25_tce | q1_q17_dr24_tce |
Link to DV Report | kplr008311864-20160209194854_dvr.pdf | kplr008311864-20160209194854_dvr.pdf | kplr008311864-20141002224145_dvr.pdf |
RA [decimal degrees] | 296.00369 | 296.00369 | 296.00369 |
Dec [decimal degrees] | 44.277561 | 44.277561 | 44.277561 |
Kepler-band [mag] | 13.426 | 13.426 | 13.426 |
g'-band [mag] | 13.921000000000001 | 13.921000000000001 | 13.921000000000001 |
r'-band [mag] | 13.367 | 13.367 | 13.367 |
i'-band [mag] | 13.214 | 13.214 | 13.214 |
z'-band [mag] | 13.153 | 13.153 | 13.153 |
J-band [mag] | 12.263 | 12.263 | 12.263 |
H-band [mag] | 11.919 | 11.919 | 11.919 |
K-band [mag] | 11.852 | 11.852 | 11.852 |
Disposition Score | --- | 0.771 | --- |
Comment | --- | CENT_FEW_DIFFS | EYEBALL---TOO_FEW_QUARTERS |
Eccentricity | --- | 0 | 0 |
Impact Parameter | --- |
0.059 +0.387-0.059
|
0.2004 +0.2386-0.2004
|
Transit Duration [hrs] | --- | 9.969±0.441 | 10.367±0.534 |
Transit Depth [ppm] | --- | 189.9±17.6 | 204.7±18.9 |
Planet-Star Radius Ratio | --- |
0.012491 +0.000737-0.000689
|
0.013018 +0.000595-0.000866
|
Fitted Stellar Density [g/cm**3] | --- |
3.38283 +1.69325-1.18690
|
2.85213 +0.73093-0.93141
|
Planetary Fit Type | --- | LS+MCMC | MCMC |
Planetary Radius [Earth radii] | --- |
1.09 +0.2-0.1
|
1.13 +0.35-0.09
|
Orbit Semi-Major Axis [au] | --- | .994 | .9892 |
Inclination [deg] | --- | 89.99 | 89.95 |
Equilibrium Temperature [K] | --- | 220 | 220 |
Insolation Flux [Earth flux] | --- |
0.56 +0.32-0.15
|
0.56 +0.51-0.13
|
Planet-Star Distance over Star Radius | --- | 298.1±74.6 | 281.6±72.2 |
Limb Darkening Model | --- | Claret (2011 A&A 529 75) ATLAS LS | Claret (2011 A&A 529 75) ATLAS LS |
Limb Darkening Coeff. 4 | --- | 0.0 | 0.0 |
Limb Darkening Coeff. 3 | --- | 0.0 | 0.0 |
Limb Darkening Coeff. 2 | --- | 0.2434 | 0.2609 |
Limb Darkening Coeff. 1 | --- | 0.43410000000000004 | 0.4072 |
Maximum Single Event Statistic | --- | 4.0634294 | 5.2594604 |
Maximum Multiple Event Statistic | --- | 7.6023917 | 9.694899 |
Transit Signal-to-Noise | --- | 12.3 | 11.8 |
Number of Transits | --- | 4 | 4 |
TCE Planet Number | --- | 1 | 1 |
Quarters | --- | 11111111111111111000000000000000 | 11111111111111111000000000000000 |
Odd-Even Depth Comparision Statistic | --- | 0.4409 | --- |
Transit Model | --- | Mandel and Agol (2002 ApJ 580 171) | Mandel and Agol (2002 ApJ 580 171) |
Link to DV Summary | --- | kplr008311864-001-20160209194854_dvs.pdf | kplr008311864-001-20141002224145_dvs.pdf |
Stellar Effective Temperature [K] | --- | 5579±150 |
5578 +153-137
|
Stellar Surface Gravity [log10(cm/s**2)] | --- |
4.58 +0.034-0.127
|
4.578±0.029 |
Stellar Metallicity [dex] | --- | -0.22±0.3 |
-0.240 +0.320-0.280
|
Stellar Radius [Solar radii] | --- |
0.798 +0.15-0.075
|
0.794 +0.246-0.059
|
Stellar Mass [Solar mass] | --- |
0.892 +0.082-0.109
|
0.87 +0.092-0.089
|
Stellar Parameter Provenance | --- | q1_q17_dr25_stellar | stellar_q1_q17 |
FW Offset Significance [percent] | --- | 0.004 | 0.008 |
FW Source α(OOT) [hrs] | --- | 19.733632±0.000029 | 19.733624±0.000031 |
FW Source δ(OOT) [deg] | --- | 44.27808±0.00039 | 44.27751±0.00033 |
FW Source Δα(OOT) [sec] | --- | 2±1.1 | 1.8±1.2 |
FW Source Δδ(OOT) [arcsec] | --- | 1.9±1.4 | -0.2±1.2 |
FW Δα(OOT) [sec] | --- | -0.00033±0.0002 | -0.00032±0.00023 |
FW Δδ(OOT) [arcsec] | --- | -0.00029±0.00025 | 7e-05±0.00023 |
PRF ΔαSQ(OOT) [arcsec] | --- | -1.14±0.29 | -1.27±0.2 |
PRF ΔδSQ(OOT) [arcsec] | --- | 1.25±0.66 | 1.2±0.64 |
PRF ΔθSQ(OOT) [arcsec] | --- | 1.69±0.65 | 1.75±0.42 |
PRF ΔαSQ(KIC) [arcsec] | --- | -1±0.21 | -1.12±0.17 |
PRF ΔδSQ(KIC) [arcsec] | --- | 1.36±0.52 | 1.32±0.49 |
PRF ΔθSQ(KIC) [arcsec] | --- | 1.69±0.53 | 1.73±0.39 |
- Known Objects
- 1 Confirmed Planets
- 1 Kepler Objects of Interest (KOIs)
- 1 Threshold Crossing Events (TCEs)
- 10 2MASS Point Source Catalog
- Data Files
- 1 Kepler Time Series
- 1 SuperWASP Time Series
- 1 Associated Literature Data
-
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Re-evaluating Small Long-period Confirmed Planets from Kepler
Burke et al. 2019 | Reference Overview -
Revised Radii of Kepler Stars and Planets Using Gaia Data Release 2
Berger et al. 2018 | Reference Overview -
Kepler KOI delivery, Q1-Q17 DR25 supplement
Q1-Q17 DR25 Supplemental KOI Table -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
Kepler KOI delivery, Q1-Q17 DR25
Q1-Q17 DR25 KOI Table -
False Positive Probabilities for all Kepler Objects of Interest: 1284 Newly Validated Planets and 428 Likely False Positives
Morton et al. 2016 | Reference Overview -
Kepler KOI delivery, Q1-Q17 DR24
Q1-Q17 DR24 KOI Table -
Discovery and Validation of Kepler-452b: A 1.6 R⨁ Super Earth Exoplanet in the Habitable Zone of a G2 Star
Jenkins et al. 2015 | Reference Overview -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
The Kepler Input Catalog
Latham et al. 2005 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
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