IPAC Logo
NASA
Exoplanet
Archive
A
service of
NASA
Exoplanet
Science
Institute

KOI-976 Overview

KOI-976 1.55 R⦿ 7822.00 K
Χ
KOI-976.01

KOI-976 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
KOI-976
KOI-976.01 52.57 d --- Transit 2013 Q1-Q6 KOI Table False Positive Candidate
RA
19h23m46.65s
Dec
+38d32m19.96s
Distance
305.49 pc
Parallax
---
Ecliptic Latitude
59.56577 deg
Ecliptic Longitude
303.49858 deg
Galactic Latitude
10.73076 deg
Galactic Longitude
70.91483 deg
Total Proper Motion
4.3081318±1.1143268 mas/yr
Proper Motion (RA)
-1.6±1.2 mas/yr
Proper Motion (Dec)
4.0±1.1 mas/yr
Photometry
mV
9.691±0.004
mTESS
9.4837±0.0060
mJ
9.225±0.021
mH
9.124±0.016
mKs
9.101±0.017
mKep
9.729
mW1
9.071±0.023
mW2
9.088±0.020
mW3
9.052±0.028
mW4
8.843±0.347
mGaia
9.635600±0.000475
mB
9.904±0.045
mg
9.898
mr
9.697
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 TICv8 Batalha et al. 2013 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
Teff
(K)
7441.0 7822 ---
7240 +200-343
7201 +242-305
7201 +242-305
7201.00 +242.00-305.00
7822 7822
R✶
(R⦿)
1.85052 1.55 ---
1.717 +0.565-0.242
1.658 +1.376-0.197
1.658 +1.376-0.197
1.6580 +1.3760-0.1970
1.624 1.55
log g
(log10(cm/s2))
--- 4.28 ---
4.178 +0.072-0.203
4.202 +0.065-0.457
4.202 +0.065-0.457
4.202 +0.065-0.457
4.282 4.28
M✶
(M⦿)
--- --- ---
1.62 +0.204-0.226
1.594 +0.39-0.179
1.594 +0.39-0.179
1.5940 +0.3900-0.1790
1.843 ---
Metallicity
(dex)
--- --- ---
0.21 +0.15-0.35
[Fe/H]
0.210 +0.150-0.370
[Fe/H]
0.210 +0.150-0.370
[Fe/H]
0.210 +0.150-0.370
[Fe/H] 		--- ---
ρ✶
(g/cm3)
--- --- ---
0.63883 +6.03633-0.02283
0.64875 +0.09517-0.04914
0.64875 +0.09517-0.04914
0.64875 +0.09517-0.04914
--- ---
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 Q1-Q16 KOI Table Q1-Q12 KOI Table Q1-Q8 KOI Table
P
(days)
52.56901867±5.475e-05 52.56901867±5.475e-05 52.56899169±6.054e-05 52.56899169±6.054e-05 52.56899169±6.054e-05 52.56909±0.0002
TC
(days)
2455017.971±0.000837 2455017.971±0.000837 2455017.972±0.000901 2455017.972±0.000901 2455017.972±0.000901 2455017.9703±0.0011
a/R✶
--- 45.4±22.6 45.59±6.7 45.59±6.7 45.59±6.7 45±20
Teq
(K)
--- 737 722 722 722 757
b
---
1.197 +6.708-0.013
1.2886 +0.3406-0.1733
1.2886 +0.3406-0.1733
1.2886 +0.3406-0.1733
1.29±0.98
S
(S⨁)
---
69.62 +67.51-27.31
64.12 +180.94-22.25
64.12 +180.94-22.25
64.12 +180.94-22.25
---
e
--- 0 0 0 0 0
i
(deg)
--- 88.49 88.24 88.24 88.24 88.24
Rp
(R⨁)
---
78.54 +25.85-11.07
90.65 +75.23-10.77
90.65 +75.23-10.77
90.65 +75.23-10.77
89
Rp
(RJup)
---
7.007+2.306-0.988
8.087+6.712-0.961
8.087+6.712-0.961
8.087+6.712-0.961
 7.940
Rp/R✶
---
0.418905 +6.654384-0.010799
0.500681 +0.405769-0.074587
0.500681 +0.405769-0.074587
0.500681 +0.405769-0.074587
0.5±0.24
a
(au)
--- .3227 .3212 .3212 .3212 .337
δ
(%)
---
2.69000+0.01740-0.01740
2.66610+0.01860-0.01860
2.66610+0.01860-0.01860
2.66610+0.01860-0.01860
 2.63360
T14
(hours)
--- 6.7507±0.0498 6.7778±0.0462 6.7778±0.0462 6.7778±0.0462 6.8486
Print
Kepler Detection Products (4 File Types, 19 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_q16_tce q1_q16_tce q1_q17_dr24_tce q1_q17_dr24_tce q1_q17_dr24_tce q1_q17_dr25_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_q16_tce q1_q17_dr24_tce q1_q17_dr25_tce
Kepler Object of Interest
KepID 3441784 3441784 3441784 3441784 3441784 3441784 3441784
KOI Name K00976.01 K00976.01 K00976.01 K00976.01 K00976.01 K00976.01 K00976.01
Exoplanet Archive Disposition FALSE POSITIVE FALSE POSITIVE CANDIDATE CANDIDATE NOT DISPOSITIONED CANDIDATE CANDIDATE
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 FALSE POSITIVE FALSE POSITIVE CANDIDATE CANDIDATE NOT DISPOSITIONED CANDIDATE CANDIDATE
Not Transit-Like False Positive Flag 0 0 0 0 0 --- ---
Stellar Eclipse False Positive Flag 1 1 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] 52.56901867±5.475e-05 52.56901867±5.475e-05 52.56899169±6.054e-05 52.56899169±6.054e-05 52.56899169±6.054e-05 52.56909±0.0002 52.56909±0.0002
Transit Epoch [BKJD] 184.971267±0.000837 184.971267±0.000837 184.971615±0.000901 184.971615±0.000901 184.971615±0.000901 184.9703±0.0011 184.9703±0.0011
Transit Epoch [BJD] 2455017.971±0.000837 2455017.971±0.000837 2455017.972±0.000901 2455017.972±0.000901 2455017.972±0.000901 2455017.9703±0.0011 2455017.9703±0.0011
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 --- --- ---
Link to DV Report kplr003441784-20160209194854_dvr.pdf kplr003441784-20160209194854_dvr.pdf kplr003441784-20141002224145_dvr.pdf kplr003441784-20130815195353_dvr.pdf --- --- ---
RA [decimal degrees] 290.94437 290.94437 290.94437 290.94437 290.94437 290.94437 290.94437
Dec [decimal degrees] 38.538868 38.538868 38.538868 38.538868 38.538868 38.538868 38.538868
Kepler-band [mag] 9.729000000000001 9.729000000000001 9.729000000000001 9.729000000000001 9.729000000000001 9.729000000000001 9.729000000000001
g'-band [mag] 9.898 9.898 9.898 9.898 9.898 9.898 9.898
r'-band [mag] 9.697000000000001 9.697000000000001 9.697000000000001 9.697000000000001 9.697000000000001 9.697000000000001 9.697000000000001
J-band [mag] 9.225 9.225 9.225 9.225 9.225 9.225 9.225
H-band [mag] 9.124 9.124 9.124 9.124 9.124 9.124 9.124
K-band [mag] 9.101 9.101 9.101 9.101 9.101 9.101 9.101
Disposition Score --- 0.0 --- --- --- --- ---
Comment --- DEEP_V_SHAPED---CENT_SATURATED EYEBALL---SATURATED --- --- --- ---
Eccentricity --- 0 0 0 0 0 0
Impact Parameter ---
1.197 +6.708-0.013
1.2886 +0.3406-0.1733
1.2886 +0.3406-0.1733
1.2886 +0.3406-0.1733
1.29±0.98 1.29±0.84
Transit Duration [hrs] --- 6.7507±0.0498 6.7778±0.0462 6.7778±0.0462 6.7778±0.0462 6.8486 6.8486
Transit Depth [ppm] --- 26900±174 26661±186 26661±186 26661±186 26336 24651
Planet-Star Radius Ratio ---
0.418905 +6.654384-0.010799
0.500681 +0.405769-0.074587
0.500681 +0.405769-0.074587
0.500681 +0.405769-0.074587
0.5±0.24 0.5±0.24
Fitted Stellar Density [g/cm**3] ---
0.63883 +6.03633-0.02283
0.64875 +0.09517-0.04914
0.64875 +0.09517-0.04914
0.64875 +0.09517-0.04914
--- ---
Planetary Fit Type --- LS+MCMC MCMC MCMC MCMC --- ---
Planetary Radius [Earth radii] ---
78.54 +25.85-11.07
90.65 +75.23-10.77
90.65 +75.23-10.77
90.65 +75.23-10.77
89 84.38
Orbit Semi-Major Axis [au] --- .3227 .3212 .3212 .3212 .337 .327
Inclination [deg] --- 88.49 88.24 88.24 88.24 88.24 ---
Equilibrium Temperature [K] --- 737 722 722 722 757 751
Insolation Flux [Earth flux] ---
69.62 +67.51-27.31
64.12 +180.94-22.25
64.12 +180.94-22.25
64.12 +180.94-22.25
--- ---
Planet-Star Distance over Star Radius --- 45.4±22.6 45.59±6.7 45.59±6.7 45.59±6.7 45±20 45±20
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 0.36710000000000004 ---
Limb Darkening Coeff. 3 --- 0.0 0.0 0.0 0.0 -1.04 ---
Limb Darkening Coeff. 2 --- 0.34390000000000004 0.3437 0.3437 0.3437 0.9880000000000001 ---
Limb Darkening Coeff. 1 --- 0.2349 0.2378 0.2378 0.2378 0.3284 ---
Maximum Single Event Statistic --- 122.18742 134.80807 --- --- --- ---
Maximum Multiple Event Statistic --- 536.976 571.6199 --- --- --- ---
Transit Signal-to-Noise --- 184.3 174.6 174.6 174.6 219.0 166.1
Number of Transits --- 27 27 --- --- --- ---
TCE Planet Number --- 1 1 1 --- --- ---
Quarters --- 11111111111111111000000000000000 11111111111111111000000000000000 --- --- --- ---
Odd-Even Depth Comparision Statistic --- 0.3659 --- --- --- --- ---
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 --- kplr003441784-001-20160209194854_dvs.pdf kplr003441784-001-20141002224145_dvs.pdf kplr003441784-001-20130826182306_dvs.pdf --- --- ---
Stellar Effective Temperature [K] ---
7240 +200-343
7201 +242-305
7201 +242-305
7201.00 +242.00-305.00
7822 7822
Stellar Surface Gravity [log10(cm/s**2)] ---
4.178 +0.072-0.203
4.202 +0.065-0.457
4.202 +0.065-0.457
4.202 +0.065-0.457
4.282 4.28
Stellar Metallicity [dex] ---
0.21 +0.15-0.35
0.210 +0.150-0.370
0.210 +0.150-0.370
0.210 +0.150-0.370
--- ---
Stellar Radius [Solar radii] ---
1.717 +0.565-0.242
1.658 +1.376-0.197
1.658 +1.376-0.197
1.6580 +1.3760-0.1970
1.624 1.55
Stellar Mass [Solar mass] ---
1.62 +0.204-0.226
1.594 +0.39-0.179
1.594 +0.39-0.179
1.5940 +0.3900-0.1790
1.843 ---
Stellar Parameter Provenance --- q1_q17_dr25_stellar stellar_q1_q16 stellar_q1_q16 stellar_q1_q16 J-K J-K
FW Offset Significance [percent] --- 0.0 0.0 0.0 --- 0.0 ---
FW Source α(OOT) [hrs] --- 19.396291394±0.000000072 19.396291686±0.000000069 19.396292663±0.000000082 --- 19.396291000±0.000000120 ---
FW Source δ(OOT) [deg] --- 38.5389146±0.0000014 38.5389007±0.0000014 38.538895±0.0000016 --- 38.53891420±0.00000210 ---
FW Source Δα(OOT) [sec] --- -0.0214±0.0031 -0.009±0.0029 0.0322±0.0035 --- 0.00675±0.00042 ---
FW Source Δδ(OOT) [arcsec] --- 0.1642±0.005 0.114±0.0052 0.0938±0.0059 --- -0.01052±0.00051 ---
FW Δα(OOT) [sec] --- -0.0028±0.004 -0.0032±0.0041 -0.004±0.0041 --- -0.000177±5.6e-06 ---
FW Δδ(OOT) [arcsec] --- 0.0046±0.0052 0.006±0.0053 0.006±0.0052 --- 0.000276±6.8e-06 ---
PRF ΔαSQ(OOT) [arcsec] --- 1.99±0.53 1.99±0.53 --- --- --- ---
PRF ΔδSQ(OOT) [arcsec] --- -1.74±0.51 -1.73±0.51 --- --- --- ---
PRF ΔθSQ(OOT) [arcsec] --- 2.65±0.62 2.64±0.62 --- --- --- ---
PRF ΔαSQ(KIC) [arcsec] --- 2.25±0.48 2.25±0.48 --- --- --- ---
PRF ΔδSQ(KIC) [arcsec] --- -0.66±0.5 -0.66±0.5 --- --- --- ---
PRF ΔθSQ(KIC) [arcsec] --- 2.35±0.53 2.34±0.52 --- --- --- ---
Chi-Square --- --- --- --- --- 1.11 1.16
Known Objects
1 Kepler Objects of Interest (KOIs)
3 Threshold Crossing Events (TCEs)
2 2MASS Point Source Catalog
Data Files
1 Kepler Time Series
1 SuperWASP Time Series
  • 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
NExScI Logo IPAC Logo Caltech Logo JPL Logo NASA Logo

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.