KOI-7923 | NASA Exoplanet Archive

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
KOI-7923
KOI-7923.01	395.13 d	---	Transit	2017	Q1-Q17 DR25 KOI Table	Candidate Planet

KOI-7923 Stellar Parameters (3 Solutions)

+

RA: 19h20m47.96s

Dec: +45d25m11.67s

Distance: 208.384+0.944-0.935
pc

Parallax: 4.7700000±0.0214737 mas

Ecliptic Latitude: 66.28029 deg

Ecliptic Longitude: 307.04558 deg

Galactic Latitude: 14.18015 deg

Galactic Longitude: 77.03973 deg

Total Proper Motion: 31.0334311±0.0375857 mas/yr

Proper Motion (RA): -19.5581000±0.0371619 mas/yr

Proper Motion (Dec): -24.0947000±0.0378624 mas/yr

Photometry: m_V
12.615±0.069; m_TESS
11.8634±0.0061; m_J
11.028±0.023; m_H
10.580±0.021; m_Ks
10.478±0.011; m_Kep
12.642; m_W1
10.436±0.023; m_W2
10.466±0.020; m_W3
10.361±0.060; m_W4
9.6; m_Gaia
12.421900±0.000142; m_B
13.584±0.105; m_g
13.196; m_i
12.404; m_r
12.589

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	Q1-Q17 DR25 Supplemental KOI Table	Q1-Q17 DR25 KOI Table
T_eff (K)	4813.120+114.252-123.199	---	5060 +192-174
L_✶ (log₁₀(L_⦿))	-0.3734933+0.0162653-0.0163367	---	---
Metallicity (dex)	-0.3916990±0.0142596 [M/H]	---	0.32 +0.1-0.3 [Fe/H]
ρ_✶ (g/cm³)	1.3413595+0.3701118-0.3353469	---	0.25538 +0.12412-0.05269
M_✶ (M_⦿)	0.7790000+0.1064160-0.0747732	---	0.856±0.062
R_✶ (R_⦿)	0.9355190+0.0600915-0.0623457	---	0.869 +0.1-0.091
log g (log₁₀(cm/s²))	4.3875000+0.0930091-0.0900637	---	4.493 +0.08-0.088

Print

KOI-7923.01 Candidate Planet Parameters (2 Solutions)

+

Status: Candidate Planet
Detected By: Transit

Tools: Transit Prediction Service; KOI

Source	Q1-Q17 DR25 Supplemental KOI Table	Q1-Q17 DR25 KOI Table
P (days)	395.13138±0.02017	395.13138±0.02017
T_C (days)	2454995.74±0.0331	2454995.74±0.0331
a/R_✶	---	128.2±62.3
T_eq (K)	---	208
b	---	0.45 +0.045-0.429
S (S_⨁)	---	0.44 +0.20-0.13
e	---	0
i (deg)	---	89.8
R_p (R_⨁)	---	0.97 +0.12-0.1
R_p (R_Jup)	---	0.087+0.011-0.009
R_p/R_✶	---	0.010265 +0.00031-0.000844
a (au)	---	1.0016
δ (%)	---	0.01264±0.00098
T₁₄ (hours)	---	21.291±0.916

Print

Ancillary Information (8 Unique Files, 2 Candidate Records)

+

+ KOI-7923 (4 File Types, 8 Files)

Kepler Detection Products (4 File Types, 8 Files)

Kepler Pipeline Data Validation Reports	q1_q17_dr25_tce
Kepler Pipeline Data Validation Summaries	q1_q17_dr25_tce	q1_q17_dr25_tce
Kepler TCERT Reports	q1_q17_dr25_tce
Kepler Planet Detection Metrics	q1_q17_dr24_stellar	q1_q17_dr24_stellar	q1_q17_dr25_stellar	q1_q17_dr25_stellar

+ KOI-7923.01 (1 File Type, 1 File)

Kepler Detection Products

Kepler Pipeline Data Validation Summaries	q1_q17_dr25_tce

Kepler Object of Interest

+ KOI-7923.01 (2 Candidate Records)

KepID	9084569	9084569
KOI Name	K07923.01	K07923.01
Exoplanet Archive Disposition	CANDIDATE	CANDIDATE
Vetting Status	Done	Done
Date of Last Parameter Update	2018-08-16	2017-08-31
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_q17_dr25_koi
Orbital Period [days]	395.13138±0.02017	395.13138±0.02017
Transit Epoch [BKJD]	162.7395±0.0331	162.7395±0.0331
Transit Epoch [BJD]	2454995.74±0.0331	2454995.74±0.0331
Parameters Provenance	q1_q17_dr25_sup_koi	q1_q17_dr25_koi
Number of Planets	1	1
TCE Delivery	q1_q17_dr25_tce	q1_q17_dr25_tce
Link to DV Report	kplr009084569-20160209194854_dvr.pdf	kplr009084569-20160209194854_dvr.pdf
RA [decimal degrees]	290.19992	290.19992
Dec [decimal degrees]	45.419998	45.419998
Kepler-band [mag]	12.642000000000001	12.642000000000001
g'-band [mag]	13.196000000000002	13.196000000000002
r'-band [mag]	12.589	12.589
i'-band [mag]	12.404	12.404
J-band [mag]	11.028	11.028
H-band [mag]	10.58	10.58
K-band [mag]	10.478	10.478
Disposition Score	---	0.75
Comment	---	CENT_FEW_DIFFS
Eccentricity	---	0
Impact Parameter	---	0.45 +0.045-0.429
Transit Duration [hrs]	---	21.291±0.916
Transit Depth [ppm]	---	126.4±9.8
Planet-Star Radius Ratio	---	0.010265 +0.00031-0.000844
Fitted Stellar Density [g/cm**3]	---	0.25538 +0.12412-0.05269
Planetary Fit Type	---	LS+MCMC
Planetary Radius [Earth radii]	---	0.97 +0.12-0.1
Orbit Semi-Major Axis [au]	---	1.0016
Inclination [deg]	---	89.8
Equilibrium Temperature [K]	---	208
Insolation Flux [Earth flux]	---	0.44 +0.20-0.13
Planet-Star Distance over Star Radius	---	128.2±62.3
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	---	0.1405
Limb Darkening Coeff. 1	---	0.5896
Maximum Single Event Statistic	---	7.225203
Maximum Multiple Event Statistic	---	10.02911
Transit Signal-to-Noise	---	14.4
Number of Transits	---	4
TCE Planet Number	---	2
Quarters	---	11111111111111111000000000000000
Odd-Even Depth Comparision Statistic	---	0.1245
Transit Model	---	Mandel and Agol (2002 ApJ 580 171)
Link to DV Summary	---	kplr009084569-002-20160209194854_dvs.pdf
Stellar Effective Temperature [K]	---	5060 +192-174
Stellar Surface Gravity [log10(cm/s**2)]	---	4.493 +0.08-0.088
Stellar Metallicity [dex]	---	0.32 +0.1-0.3
Stellar Radius [Solar radii]	---	0.869 +0.1-0.091
Stellar Mass [Solar mass]	---	0.856±0.062
Stellar Parameter Provenance	---	q1_q17_dr25_stellar
FW Offset Significance [percent]	---	0.132
FW Source α(OOT) [hrs]	---	19.346672±0.00003
FW Source δ(OOT) [deg]	---	45.42027±0.00028
FW Source Δα(OOT) [sec]	---	0.4±1.2
FW Source Δδ(OOT) [arcsec]	---	1±1
FW Δα(OOT) [sec]	---	-6e-05±0.00015
FW Δδ(OOT) [arcsec]	---	-0.00013±0.00013
PRF Δα_SQ(OOT) [arcsec]	---	1.5±1.5
PRF Δδ_SQ(OOT) [arcsec]	---	-0.24±0.6
PRF Δθ_SQ(OOT) [arcsec]	---	1.5±1.6
PRF Δα_SQ(KIC) [arcsec]	---	1.3±1.4
PRF Δδ_SQ(KIC) [arcsec]	---	-0.33±0.63
PRF Δθ_SQ(KIC) [arcsec]	---	1.4±1.5

Nearby Data (within 30 arcseconds) Browse Nearby Data

+

Known Objects: 1 Kepler Objects of Interest (KOIs); 2 Threshold Crossing Events (TCEs); 2 2MASS Point Source Catalog

Data Files: 2 Kepler Time Series; 1 SuperWASP Time Series

Bibliography (6 References)

+

The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
Kepler KOI delivery, Q1-Q17 DR25 supplement
Q1-Q17 DR25 Supplemental KOI Table
Kepler KOI delivery, Q1-Q17 DR25
Q1-Q17 DR25 KOI Table
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

Legend

+

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

KOI-7923 Overview

KOI-7923 Architecture & Discovery Information