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Kepler-898 Overview

Kepler-898 0.72 R⦿ 4147.00 K
Kepler-898 b
0.133 RJup
Architecture
Kepler-898
Kepler-898
Kepler-898 b
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
Kepler-898 Kepler-898 b 5.87 d 1.49 R⨁ Transit 2016 Morton et al. 2016 Confirmed Planet
Kepler-898 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
19h06m20.50s
Dec
+46d52m15.20s
Distance
484.891±7.996 pc
Parallax
2.0341000±0.0337413 mas
Ecliptic Latitude
68.46858 deg
Ecliptic Longitude
302.11701 deg
Galactic Latitude
17.05235 deg
Galactic Longitude
77.40578 deg
Total Proper Motion
10.1956621±0.0705704 mas/yr
Proper Motion (RA)
2.981970±0.071114 mas/yr
Proper Motion (Dec)
-9.7498400±0.0705193 mas/yr
Photometry
mV
16.695±1.133
mTESS
15.1423±0.0064
mJ
13.959±0.025
mH
13.340±0.026
mKs
13.187±0.031
mKep
15.961
mW1
13.117±0.023
mW2
13.237±0.024
mW3
12.87
mW4
9.149
mGaia
15.938600±0.000616
mB
17.805±0.064
mg
17.173
mi
15.442
mr
15.930
mz
15.207
Mission
Tools
Planetary Systems
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 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 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)
--- 4013.57±112.13 4168±83
4216.00+205.14-92.88
4223.000+42.742-38.024
 4147 4147 --- 4166±83
4187 +999-255
4187 +999-255
4187.00 +999.00-255.00
4280.00±67.00 4147
Metallicity
(dex)
--- -0.265±0.106 [M/H] --- ---
-0.0600+0.1150-0.0830
[Fe/H] 		--- -0.210 [Fe/H] --- -0.06±0.15 [Fe/H] -0.320±0.140 [Fe/H] -0.320±0.140 [Fe/H] -0.320±0.140 [Fe/H] --- ---
R✶
(R⦿)
--- 0.755197
0.638+0.030-0.028
0.62498355+0.02847460-0.05665280
0.620+0.017-0.020
 0.55 0.717 ---
0.612 +0.027-0.03
0.57±0.1 0.57±0.1 0.5700±0.1000 0.5580±0.0110 .55
log g
(log10(cm/s2))
--- 4.48129 --- ---
4.660+0.013-0.014
 4.72 4.52 ---
4.66 +0.024-0.022
4.697±0.111 4.697±0.111 4.697±0.111 4.710±0.300 4.72
L✶
(log10(L⦿))
--- -0.8750617 ---
-0.95396571+0.01668736-0.01735427
 --- --- --- --- --- --- --- --- --- ---
Age
(Gyr)
3.48±0.32 --- --- ---
3.98+4.95-2.26
 --- --- --- --- --- --- --- 13.9±3.5 ---
M✶
(M⦿)
--- 0.63 --- --- 0.650±0.026 --- --- ---
0.624 +0.029-0.033
0.59±0.11 0.59±0.11 0.5900±0.1100 0.5870±0.0140 ---
ρ✶
(g/cm3)
--- 2.0621811 --- --- --- --- --- ---
1.46624 +1.60895-1.23692
1.77118 +1.49748-1.63418
1.77118 +1.49748-1.63418
1.77118 +1.49748-1.63418
--- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
Kepler Names
KOI
Transit
Source Morton et al. 2016 Gaidos et al. 2024 Gajdoš et al. 2019 Berger et al. 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
a/R✶
--- --- --- --- --- 13.88±5.1 14.78±6.2 14.78±6.2 14.78±6.2 13.8±5.8
Teq
(K)
--- --- --- --- --- 616 603 603 603 613
b
--- --- --- --- ---
0.642 +0.047-0.476
0.6075 +0.3333-0.3922
0.6075 +0.3333-0.3922
0.6075 +0.3333-0.3922
0.69±0.77
S
(S⨁)
--- --- ---
37.110+1.641-1.567
 ---
33.99 +6.11-5.63
31.34 +70.57-14.77
31.34 +70.57-14.77
31.34 +70.57-14.77
---
e
--- --- --- --- --- 0 0 0 0 0
i
(deg)
--- --- --- --- --- 87.35 87.66 87.66 87.66 87.09
P
(days)
5.8706191±2.07e-05 5.87 5.8706366984±0.0000292428 --- 5.87063416±2.109e-05 5.87063416±2.109e-05 5.8706191±2.07e-05 5.8706191±2.07e-05 5.8706191±2.07e-05 5.870719±6.9e-05
Rp
(R⨁)
1.49+0.30-0.09
 1.45±0.08 ---
1.498+0.304-0.122
 ---
1.44 +0.06-0.07
1.38±0.24 1.38±0.24 1.38±0.24 1.37±0.31
Rp
(RJup)
0.133+0.027-0.008
 0.129±0.007 ---
0.1336+0.0271-0.0109
 ---
0.128+0.005-0.006
 0.123±0.021 0.123±0.021 0.123±0.021
0.122+0.028-0.028
Rp/R✶
0.022147 +0.004397-0.001116
--- --- --- ---
0.021514 +0.004255-0.001477
0.022147 +0.004397-0.001116
0.022147 +0.004397-0.001116
0.022147 +0.004397-0.001116
0.0224±0.0051
a
(au)
--- --- --- --- --- .0545 .0534 .0534 .0534 .053
δ
(%)
--- --- --- --- --- 0.05056±0.00253 0.05407±0.00269 0.05407±0.00269 0.05407±0.00269 0.05320
T14
(hours)
2.4983±0.0966 --- --- --- --- 2.5736±0.0913 2.4983±0.0966 2.4983±0.0966 2.4983±0.0966 2.4586
TC
(days)
2454970.24953±0.00263
(JD)
--- 2454970.24477000±0.00365328
(BJD)
--- 2454970.248±0.00277
(BJD)
2454970.248±0.00277
(BJD)
2454970.25±0.00263
(BJD)
2454970.25±0.00263
(BJD)
2454970.25±0.00263
(BJD)
2454970.2441±0.0042
(BJD)
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
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 9941066 9941066 9941066 9941066 9941066 9941066 9941066
KOI Name K01584.01 K01584.01 K01584.01 K01584.01 K01584.01 K01584.01 K01584.01
Kepler Name Kepler-898 b Kepler-898 b Kepler-898 b Kepler-898 b Kepler-898 b Kepler-898 b Kepler-898 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] 5.87063416±2.109e-05 5.87063416±2.109e-05 5.8706191±2.07e-05 5.8706191±2.07e-05 5.8706191±2.07e-05 5.870719±6.9e-05 5.870719±6.9e-05
Transit Epoch [BKJD] 137.24813±0.00277 137.24813±0.00277 137.24953±0.00263 137.24953±0.00263 137.24953±0.00263 137.2441±0.0042 137.2441±0.0042
Transit Epoch [BJD] 2454970.248±0.00277 2454970.248±0.00277 2454970.25±0.00263 2454970.25±0.00263 2454970.25±0.00263 2454970.2441±0.0042 2454970.2441±0.0042
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 kplr009941066-20160209194854_dvr.pdf kplr009941066-20160209194854_dvr.pdf kplr009941066-20141002224145_dvr.pdf kplr009941066-20130815195353_dvr.pdf kplr009941066-20121029204534_dvr.pdf --- ---
RA [decimal degrees] 286.58538999999996 286.58538999999996 286.58538999999996 286.58538999999996 286.58538999999996 286.58538999999996 286.58538999999996
Dec [decimal degrees] 46.87093 46.87093 46.87093 46.87093 46.87093 46.87093 46.87093
Kepler-band [mag] 15.961 15.961 15.961 15.961 15.961 15.961 15.961
g'-band [mag] 17.173000000000002 17.173000000000002 17.173000000000002 17.173000000000002 17.173000000000002 17.173000000000002 17.173000000000002
r'-band [mag] 15.93 15.93 15.93 15.93 15.93 15.93 15.93
i'-band [mag] 15.442 15.442 15.442 15.442 15.442 15.442 15.442
z'-band [mag] 15.207 15.207 15.207 15.207 15.207 15.207 15.207
J-band [mag] 13.959000000000001 13.959000000000001 13.959000000000001 13.959000000000001 13.959000000000001 13.959000000000001 13.959000000000001
H-band [mag] 13.34 13.34 13.34 13.34 13.34 13.34 13.34
K-band [mag] 13.187000000000001 13.187000000000001 13.187000000000001 13.187000000000001 13.187000000000001 13.187000000000001 13.187000000000001
Disposition Score --- 0.998 --- --- --- --- ---
Comment --- NO_COMMENT --- --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
0.642 +0.047-0.476
0.6075 +0.3333-0.3922
0.6075 +0.3333-0.3922
0.6075 +0.3333-0.3922
0.69±0.77 0.69±0.88
Transit Duration [hrs] --- 2.5736±0.0913 2.4983±0.0966 2.4983±0.0966 2.4983±0.0966 2.4586 2.4586
Transit Depth [ppm] --- 505.6±25.3 540.7±26.9 540.7±26.9 540.7±26.9 532 539
Planet-Star Radius Ratio ---
0.021514 +0.004255-0.001477
0.022147 +0.004397-0.001116
0.022147 +0.004397-0.001116
0.022147 +0.004397-0.001116
0.0224±0.0051 0.0224±0.0051
Fitted Stellar Density [g/cm**3] ---
1.46624 +1.60895-1.23692
1.77118 +1.49748-1.63418
1.77118 +1.49748-1.63418
1.77118 +1.49748-1.63418
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
1.44 +0.06-0.07
1.38±0.24 1.38±0.24 1.38±0.24 1.37±0.31 1.34
Orbit Semi-Major Axis [au] --- .0545 .0534 .0534 .0534 .053 .053
Inclination [deg] --- 87.35 87.66 87.66 87.66 87.09 ---
Equilibrium Temperature [K] --- 616 603 603 603 613 588
Insolation Flux [Earth flux] ---
33.99 +6.11-5.63
31.34 +70.57-14.77
31.34 +70.57-14.77
31.34 +70.57-14.77
--- ---
Planet-Star Distance over Star Radius --- 13.88±5.1 14.78±6.2 14.78±6.2 14.78±6.2 13.8±5.8 13.8±5.8
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 -0.3057 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 0.9368000000000001 ---
Limb Darkening Coeff. 2 --- 0.0853 0.301 0.301 0.301 -0.4339 ---
Limb Darkening Coeff. 1 --- 0.6656000000000001 0.3876 0.3876 0.3876 0.6474000000000001 ---
Maximum Single Event Statistic --- 3.8585851 5.379897 --- --- --- ---
Maximum Multiple Event Statistic --- 19.516883999999997 19.395837999999998 --- --- --- ---
Transit Signal-to-Noise --- 23.2 22.900000000000002 22.900000000000002 22.900000000000002 26.5 19.6
Number of Transits --- 230 230 --- --- --- ---
TCE Planet Number --- 1 1 1 1 --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.8184 --- --- --- --- ---
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 --- kplr009941066-001-20160209194854_dvs.pdf kplr009941066-001-20141002224145_dvs.pdf kplr009941066-001-20130826182306_dvs.pdf kplr009941066-001-20121115231752_dvs.pdf --- ---
Stellar Effective Temperature [K] --- 4166±83
4187 +999-255
4187 +999-255
4187.00 +999.00-255.00
4280.00±67.00 4147
Stellar Surface Gravity [log10(cm/s**2)] ---
4.66 +0.024-0.022
4.697±0.111 4.697±0.111 4.697±0.111 4.710±0.300 4.72
Stellar Metallicity [dex] --- -0.06±0.15 -0.320±0.140 -0.320±0.140 -0.320±0.140 --- ---
Stellar Radius [Solar radii] ---
0.612 +0.027-0.03
0.57±0.1 0.57±0.1 0.5700±0.1000 0.5580±0.0110 .55
Stellar Mass [Solar mass] ---
0.624 +0.029-0.033
0.59±0.11 0.59±0.11 0.5900±0.1100 0.5870±0.0140 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 Pinsonneault KIC
FW Offset Significance [percent] --- 0.006 0.008 0.0 0.008 0.003 ---
FW Source α(OOT) [hrs] --- 19.105717±0.000018 19.105707±0.000017 19.105726±0.000017 19.105717000±0.000020000 19.105724000±0.000020000 ---
FW Source δ(OOT) [deg] --- 46.87116±0.00017 46.87115±0.00016 46.8712±0.00016 46.87118000±0.00020000 46.87115000±0.00021000 ---
FW Source Δα(OOT) [sec] --- 0.86±0.68 0.5±0.64 1.19±0.63 0.08400±0.07000 0.11200±0.07200 ---
FW Source Δδ(OOT) [arcsec] --- 0.83±0.62 0.8±0.58 0.99±0.59 0.06200±0.04700 0.05700±0.05000 ---
FW Δα(OOT) [sec] --- -0.00043±0.00034 -0.00025±0.00032 -0.00062±0.00033 -4.6e-05±3.9e-05 -6.6e-05±2.1e-05 ---
FW Δδ(OOT) [arcsec] --- -0.00044±0.00031 -0.00043±0.00029 -0.00054±0.00031 -3.4e-05±2.7e-05 -3.4e-05±1.5e-05 ---
PRF ΔαSQ(OOT) [arcsec] --- -0.28±0.17 -0.16±0.17 -0.17±0.13 -0.1700±0.1300 -0.2100±0.1200 ---
PRF ΔδSQ(OOT) [arcsec] --- 0.45±0.24 0.44±0.24 0.22±0.2 0.5200±0.2800 0.6300±0.3300 ---
PRF ΔθSQ(OOT) [arcsec] --- 0.53±0.23 0.47±0.22 0.28±0.18 0.5500±0.2700 0.6700±0.3200 ---
PRF ΔαSQ(KIC) [arcsec] --- -0.28±0.17 -0.16±0.18 -0.16±0.13 -0.1700±0.1300 -0.2200±0.1300 ---
PRF ΔδSQ(KIC) [arcsec] --- 0.4±0.24 0.41±0.23 0.2±0.21 0.4100±0.2700 0.6100±0.3400 ---
PRF ΔθSQ(KIC) [arcsec] --- 0.48±0.22 0.44±0.22 0.26±0.19 0.4500±0.2600 0.6500±0.3200 ---
Chi-Square --- --- --- --- --- 1.19 1.17
Stellar Age [Gyr] --- --- --- --- --- 13.9±3.5 ---
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
4 2MASS Point Source Catalog
Data Files
2 Kepler Time Series
1 Associated Literature Data
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Star
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Controversial
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