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KOI-4978 Overview

KOI-4978 1.06 R⦿ 5337.00 K
KOI-4978 b
0.062 RJup
?
KOI-4978.01
Architecture
KOI-4978
KOI-4978
KOI-4978 b
KOI-4978.01
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
KOI-4978 KOI-4978 b 0.94 d 0.7 R⨁ Transit 2024 Wang et al. 2024 Confirmed Planet
KOI-4978 KOI-4978.01 339.19 d --- Transit 2014 Q1-Q16 KOI Table Candidate Planet
RA
19h06m21.78s
Dec
+38d33m29.88s
Distance
936.341+26.083-24.729
pc
Parallax
1.0397200±0.0287431 mas
Ecliptic Latitude
60.45611 deg
Ecliptic Longitude
296.92078 deg
Galactic Latitude
13.82335 deg
Galactic Longitude
69.45751 deg
Total Proper Motion
1.6819067±0.0512223 mas/yr
Proper Motion (RA)
1.5111900±0.0513596 mas/yr
Proper Motion (Dec)
0.7383190±0.0506432 mas/yr
Photometry
mV
15.633±0.150
mTESS
14.6908±0.0090
mJ
13.99
mH
13.535±0.028
mKs
13.507
mKep
15.278
mW1
13.324±0.024
mW2
13.349±0.027
mW3
13.017
mW4
9.19
mGaia
15.247700±0.000424
mB
16.237±0.063
mg
15.8355000±0.0034063
mi
14.9437000±0.0036722
mr
15.1797000±0.0032825
mu
17.5755000±0.0110547
mz
14.8226000±0.0044887
Abundances
(Hypatia Catalog)
[Fe/H] 0.10±0.04 dex
[C/H] -0.05±0.09 dex
[O/H] -0.06±0.09 dex
[Na/H] -0.17±0.04 dex
[Mg/H] 0.05±0.07 dex
[Al/H] 0.08±0.06 dex
[Si/H] -0.04±0.05 dex
[Ca/H] 0.10±0.06 dex
[Y/H] 0.18±0.08 dex
Mission
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Kepler Names
KOI
Kepler Stellar Data
Kepler Positional Probabilities
Kepler Certified False Positive
Stellar Hosts
Kepler Time Series
Source Wang et al. 2024 TICv8 Latham et al. 2005 Fulton & Petigura 2018 Q1-Q17 DR25 Supplemental KOI Table Q1-Q16 KOI Table Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
5050.28 5343.0±122.0 5337 5546±60 ---
5544 +192-159
Metallicity
(dex)
--- --- -0.082 [Fe/H] 0.18±0.04 [Fe/H] ---
-0.080 +0.290-0.240
[Fe/H]
R✶
(R⦿)
0.9660+0.3850-0.1330
 0.951985 1.055
0.863+0.031-0.030
 ---
0.966 +0.385-0.133
log g
(log10(cm/s2))
--- 4.4446 4.40 --- ---
4.402 +0.12-0.256
L✶
(log10(L⦿))
--- -0.176905 --- --- --- ---
ρ✶
(g/cm3)
1.1+0.8-0.5
 1.5033683 ---
1.39+0.08-0.07
 ---
21.46512 +5.49618-14.05569
M✶
(M⦿)
0.859+0.126-0.065
 0.92 ---
0.967+0.026-0.019
 ---
0.859 +0.126-0.065
Sp. T
G --- --- --- --- ---
Age
(Gyr)
--- --- ---
1.48+1.61-1.06
 --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
Kepler Names
Transit
Source Wang et al. 2024
a/R✶
3.6±0.6
P
(days)
0.941967±0.000003
Rp
(R⨁)
0.7±0.1
Rp
(RJup)
0.06±0.01
T14
(hours)
2.2±0.5
TC
(days)
2454833.099±0.003
(BJD)
Print
Status
Candidate Planet
Detected By
Transit
Tools
Transit Prediction Service
KOI
Source Q1-Q17 DR25 Supplemental KOI Table Fulton & Petigura 2018 Q1-Q16 KOI Table
P
(days)
339.18998±0.01434 339.189980000±0.014340000 339.18998±0.01434
TC
(days)
2455133.237±0.029 --- 2455133.237±0.029
a/R✶
--- --- 507±130
Teq
(K)
--- --- 253
b
--- ---
0.2222 +0.2486-0.2221
S
(S⨁)
--- 0.7±0.1
0.96 +1.20-0.32
e
--- --- 0
i
(deg)
--- --- 89.95
Rp
(R⨁)
--- 2.451±0.233
2.75 +1.09-0.38
Rp
(RJup)
--- 0.2187±0.0208
0.245+0.097-0.034
Rp/R✶
---
0.026027+0.002170-0.002436
0.026027 +0.00217-0.002436
a
(au)
--- 0.94154±0.00742 .9053
δ
(%)
--- ---
0.08220+0.01240-0.01240
T14
(hours)
--- --- 5.117±0.597
Print
Kepler Detection Products (4 File Types, 7 Files)
Kepler Pipeline Data Validation Reports q1_q16_tce
Kepler Pipeline Data Validation Summaries q1_q16_tce
Kepler TCERT Reports q1_q16_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
Kepler Object of Interest
KepID 3428127 3428127
KOI Name K04978.01 K04978.01
Exoplanet Archive Disposition CANDIDATE CANDIDATE
Vetting Status Done Done
Date of Last Parameter Update 2018-08-16 2014-12-18
Disposition Using Kepler Data CANDIDATE CANDIDATE
Not Transit-Like False Positive Flag 0 0
Stellar Eclipse False Positive Flag 0 0
Centroid Offset False Positive Flag 0 0
Ephemeris Match Indicates Contamination False Positive Flag 0 0
Disposition Provenance q1_q17_dr25_sup_koi q1_q16_koi
Orbital Period [days] 339.18998±0.01434 339.18998±0.01434
Transit Epoch [BKJD] 300.2366±0.029 300.2366±0.029
Transit Epoch [BJD] 2455133.237±0.029 2455133.237±0.029
Parameters Provenance q1_q17_dr25_sup_koi q1_q16_koi
Number of Planets 1 1
TCE Delivery q1_q17_dr25_tce q1_q16_tce
RA [decimal degrees] 286.59076 286.59076
Dec [decimal degrees] 38.5583 38.5583
Kepler-band [mag] 15.278 15.278
g'-band [mag] 15.901000000000002 15.901000000000002
r'-band [mag] 15.229000000000001 15.229000000000001
i'-band [mag] 15.012 15.012
z'-band [mag] 14.901000000000002 14.901000000000002
J-band [mag] 13.99 13.99
H-band [mag] 13.535 13.535
K-band [mag] 13.507000000000001 13.507000000000001
Eccentricity --- 0
Impact Parameter ---
0.2222 +0.2486-0.2221
Transit Duration [hrs] --- 5.117±0.597
Transit Depth [ppm] --- 822±124
Planet-Star Radius Ratio ---
0.026027 +0.00217-0.002436
Fitted Stellar Density [g/cm**3] ---
21.46512 +5.49618-14.05569
Planetary Fit Type --- MCMC
Planetary Radius [Earth radii] ---
2.75 +1.09-0.38
Orbit Semi-Major Axis [au] --- .9053
Inclination [deg] --- 89.95
Equilibrium Temperature [K] --- 253
Insolation Flux [Earth flux] ---
0.96 +1.20-0.32
Planet-Star Distance over Star Radius --- 507±130
Limb Darkening Model --- Claret (2011 A&A 529 75) ATLAS LS
Limb Darkening Coeff. 4 --- 0.0
Limb Darkening Coeff. 3 --- 0.0
Limb Darkening Coeff. 2 --- 0.2419
Limb Darkening Coeff. 1 --- 0.4379
Transit Signal-to-Noise --- 7.6000000000000005
TCE Planet Number --- 1
Transit Model --- Mandel and Agol (2002 ApJ 580 171)
Link to DV Report --- kplr003428127-20130815195353_dvr.pdf
Link to DV Summary --- kplr003428127-001-20130826182306_dvs.pdf
Stellar Effective Temperature [K] ---
5544 +192-159
Stellar Surface Gravity [log10(cm/s**2)] ---
4.402 +0.12-0.256
Stellar Metallicity [dex] ---
-0.080 +0.290-0.240
Stellar Radius [Solar radii] ---
0.966 +0.385-0.133
Stellar Mass [Solar mass] ---
0.859 +0.126-0.065
Stellar Parameter Provenance --- stellar_q1_q16
FW Offset Significance [percent] --- 0.4
FW Source α(OOT) [hrs] --- 19.106029±0.000031
FW Source δ(OOT) [deg] --- 38.55857±0.00045
FW Source Δα(OOT) [sec] --- -0.9±1.3
FW Source Δδ(OOT) [arcsec] --- 1±1.6
FW Δα(OOT) [sec] --- 0.0009±0.0012
FW Δδ(OOT) [arcsec] --- -0.0002±0.0015
PRF ΔαSQ(OOT) [arcsec] --- 0±1.3
PRF ΔδSQ(OOT) [arcsec] --- -0±2.2
PRF ΔθSQ(OOT) [arcsec] --- 0±2.6
PRF ΔαSQ(KIC) [arcsec] --- 0.13±0.82
PRF ΔδSQ(KIC) [arcsec] --- 0.3±1.4
PRF ΔθSQ(KIC) [arcsec] --- 0.3±1.6
Known Objects
1 Confirmed Planets
1 Kepler Objects of Interest (KOIs)
2 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
2 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
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