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KOI-6944 Overview

KOI-6944 1.05 R⦿ 5791.00 K
Χ
KOI-6944.01

KOI-6944 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
KOI-6944
KOI-6944.01 13.17 d --- Transit 2015 Q1-Q17 DR24 KOI Table False Positive Candidate
RA
19h42m32.33s
Dec
+43d45m00.50s
Distance
734.29 pc
Parallax
---
Ecliptic Latitude
63.31755 deg
Ecliptic Longitude
314.09979 deg
Galactic Latitude
9.97151 deg
Galactic Longitude
77.26533 deg
Total Proper Motion
12.4628447±2.1019314 mas/yr
Proper Motion (RA)
-8.1551910±2.1019200 mas/yr
Proper Motion (Dec)
-9.424190±2.101940 mas/yr
Photometry
mV
14.239±0.114
mTESS
13.6047±0.0060
mJ
12.944±0.021
mH
12.592±0.018
mKs
12.549±0.019
mKep
14.098
mW1
12.480±0.023
mW2
12.514±0.023
mW3
12.347±0.311
mW4
9.15
mGaia
14.074200±0.000363
mB
15.070±0.115
mg
14.538
mi
13.910
mr
14.041
mz
13.803
Mission
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
KOI
Kepler Stellar Data
Kepler Positional Probabilities
Q1-Q17 DR25 False Positive Probabilities
Kepler Certified False Positive
Q1-Q16 DR25 TCE
Kepler Time Series
Kepler TCE Time Series
Source Latham et al. 2005 Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 KOI Table Q1-Q17 DR24 KOI Table
Teff
(K)
5791 ---
6067 +163-200
6067 +155-182
Metallicity
(dex)
-0.247 [Fe/H] --- -0.24±0.3 [Fe/H]
-0.240 +0.280-0.300
[Fe/H]
R✶
(R⦿)
1.047 ---
0.997 +0.296-0.127
0.997 +0.379-0.112
log g
(log10(cm/s2))
4.43 ---
4.433 +0.084-0.196
4.433±0.07
ρ✶
(g/cm3)
--- ---
3.00472 +0.08698-0.03550
3.03685 +0.03177-0.02254
M✶
(M⦿)
--- ---
0.981 +0.142-0.116
0.981 +0.133-0.116
Print
Status
False Positive Candidate
Detected By
Transit
Tools
Transit Prediction Service
KOI
Source Q1-Q17 DR25 Supplemental KOI Table Q1-Q17 DR25 KOI Table Q1-Q17 DR24 KOI Table
a/R✶
--- 30.21±0.875 30.317±0.317
Teq
(K)
--- 811 811
b
---
1.065 +0.03-0.016
1.0637 +0.0272-0.0232
S
(S⨁)
---
102.20 +88.92-34.15
102.20 +113.13-30.91
e
--- 0 0
i
(deg)
--- 87.98 88.24
P
(days)
13.174807933±7.11e-07 13.174807933±7.11e-07 13.174807845±7.08e-07
Rp
(R⨁)
---
51.06 +15.16-6.5
51.28 +19.49-5.76
Rp
(RJup)
---
4.555+1.352-0.580
4.575+1.739-0.514
Rp/R✶
---
0.469029 +0.02419-0.012781
0.470979 +0.024568-0.015312
a
(au)
--- .1086 .1086
δ
(%)
--- 7.10709±0.00139 7.21072±0.00482
T14
(hours)
--- 3.37392±0.00124 3.3757±0.0024
TC
(days)
2454969.463±4.39e-05 2454969.463±4.39e-05 2454969.463±4.42e-05
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_q17_dr24_tce q1_q17_dr25_tce
Kepler Object of Interest
KepID 7971389 7971389 7971389
KOI Name K06944.01 K06944.01 K06944.01
Exoplanet Archive Disposition FALSE POSITIVE FALSE POSITIVE CANDIDATE
Vetting Status Done Done Done
Date of Last Parameter Update 2018-08-16 2017-08-31 2015-09-24
Disposition Using Kepler Data FALSE POSITIVE FALSE POSITIVE CANDIDATE
Not Transit-Like False Positive Flag 0 0 0
Stellar Eclipse False Positive Flag 1 1 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] 13.174807933±7.11e-07 13.174807933±7.11e-07 13.174807845±7.08e-07
Transit Epoch [BKJD] 136.4631739±4.39e-05 136.4631739±4.39e-05 136.4631664±4.42e-05
Transit Epoch [BJD] 2454969.463±4.39e-05 2454969.463±4.39e-05 2454969.463±4.42e-05
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 kplr007971389-20160209194854_dvr.pdf kplr007971389-20160209194854_dvr.pdf kplr007971389-20141002224145_dvr.pdf
RA [decimal degrees] 295.63473999999997 295.63473999999997 295.63473999999997
Dec [decimal degrees] 43.750172 43.750172 43.750172
Kepler-band [mag] 14.098 14.098 14.098
g'-band [mag] 14.538 14.538 14.538
r'-band [mag] 14.041 14.041 14.041
i'-band [mag] 13.91 13.91 13.91
z'-band [mag] 13.803 13.803 13.803
J-band [mag] 12.944 12.944 12.944
H-band [mag] 12.592 12.592 12.592
K-band [mag] 12.549000000000001 12.549000000000001 12.549000000000001
Disposition Score --- 0.0 ---
Comment --- DEEP_V_SHAPED ---
Eccentricity --- 0 0
Impact Parameter ---
1.065 +0.03-0.016
1.0637 +0.0272-0.0232
Transit Duration [hrs] --- 3.37392±0.00124 3.3757±0.0024
Transit Depth [ppm] --- 71070.9±13.9 72107.2±48.2
Planet-Star Radius Ratio ---
0.469029 +0.02419-0.012781
0.470979 +0.024568-0.015312
Fitted Stellar Density [g/cm**3] ---
3.00472 +0.08698-0.03550
3.03685 +0.03177-0.02254
Planetary Fit Type --- LS+MCMC MCMC
Planetary Radius [Earth radii] ---
51.06 +15.16-6.5
51.28 +19.49-5.76
Orbit Semi-Major Axis [au] --- .1086 .1086
Inclination [deg] --- 87.98 88.24
Equilibrium Temperature [K] --- 811 811
Insolation Flux [Earth flux] ---
102.20 +88.92-34.15
102.20 +113.13-30.91
Planet-Star Distance over Star Radius --- 30.21±0.875 30.317±0.317
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 --- 0.2916 0.2952
Limb Darkening Coeff. 1 --- 0.3447 0.3352
Maximum Single Event Statistic --- 733.66534 703.36475
Maximum Multiple Event Statistic --- 4450.997600000001 4680.0576
Transit Signal-to-Noise --- 1812.6000000000001 2150.7
Number of Transits --- 99 99
TCE Planet Number --- 1 1
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000
Odd-Even Depth Comparision Statistic --- 0.1531 ---
Transit Model --- Mandel and Agol (2002 ApJ 580 171) Mandel and Agol (2002 ApJ 580 171)
Link to DV Summary --- kplr007971389-001-20160209194854_dvs.pdf kplr007971389-001-20141002224145_dvs.pdf
Stellar Effective Temperature [K] ---
6067 +163-200
6067 +155-182
Stellar Surface Gravity [log10(cm/s**2)] ---
4.433 +0.084-0.196
4.433±0.07
Stellar Metallicity [dex] --- -0.24±0.3
-0.240 +0.280-0.300
Stellar Radius [Solar radii] ---
0.997 +0.296-0.127
0.997 +0.379-0.112
Stellar Mass [Solar mass] ---
0.981 +0.142-0.116
0.981 +0.133-0.116
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q17
FW Offset Significance [percent] --- 0.0 0.0
FW Source α(OOT) [hrs] --- 19.708983358±0.000000055 19.708983318±0.000000054
FW Source δ(OOT) [deg] --- 43.75015136±0.00000067 43.75015389±0.00000067
FW Source Δα(OOT) [sec] --- 0.0023±0.0021 0.0007±0.0021
FW Source Δδ(OOT) [arcsec] --- -0.0671±0.0024 -0.058±0.0024
FW Δα(OOT) [sec] --- -0.0046±0.0084 -0.0045±0.0054
FW Δδ(OOT) [arcsec] --- 0.005±0.012 0.0049±0.0075
PRF ΔαSQ(OOT) [arcsec] --- 0.047±0.067 0.047±0.067
PRF ΔδSQ(OOT) [arcsec] --- -0.048±0.067 -0.048±0.067
PRF ΔθSQ(OOT) [arcsec] --- 0.067±0.067 0.067±0.067
PRF ΔαSQ(KIC) [arcsec] --- -0.022±0.07 -0.023±0.07
PRF ΔδSQ(KIC) [arcsec] --- -0.06±0.067 -0.06±0.067
PRF ΔθSQ(KIC) [arcsec] --- 0.064±0.068 0.065±0.068
Known Objects
1 Kepler Objects of Interest (KOIs)
1 Threshold Crossing Events (TCEs)
5 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP Time Series
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