KOI-7888 | NASA Exoplanet Archive

Host	Planet	Method	Year	Reference	Disposition
KOI-7888	KOI-7888.01	Transit	2017	Q1-Q17 DR25 KOI Table	Candidate Planet

KOI-7888 Stellar Parameters (4 Solutions)

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RA: 19h16m48.81s

Dec: +44d30m18.36s

Distance: 848.2160±12.1595 pc

Parallax: 1.1501900±0.0167714 mas

Ecliptic Latitude: 65.64869 deg

Ecliptic Longitude: 304.67502 deg

Galactic Latitude: 14.44778 deg

Galactic Longitude: 75.8802 deg

Total Proper Motion: 10.9267092±0.0324147 mas/yr

Proper Motion (RA): 10.9127000±0.0324196 mas/yr

Proper Motion (Dec): -0.5531300±0.0304626 mas/yr

Photometry: m_V
14.045±0.126; m_TESS
13.4554±0.0067; m_J
12.811±0.021; m_H
12.517±0.018; m_Ks
12.466±0.022; m_Kep
13.922; m_W1
12.427±0.022; m_W2
12.453±0.022; m_W3
12.601±0.360; m_W4
9.367; m_Gaia
13.899000±0.000212; m_B
14.885±0.020; m_g
14.351; m_i
13.739; m_r
13.868; m_z
13.693

Mission

Tools: 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	Latham et al. 2005	Q1-Q17 DR25 Supplemental KOI Table	Q1-Q17 DR25 KOI Table	Show Candidate Solutions >>	<< Hide Candidate Solutions
T_eff (K)	5704.6300±35.1195	5824	---	6088 +165-201
L_✶ (log₁₀(L_⦿))	0.2130120	---	---	---
Metallicity (dex)	-0.0459197±0.0331139 [M/H]	-0.069 [Fe/H]	---	-0.06 +0.25-0.3 [Fe/H]
ρ_✶ (g/cm³)	0.6421773	---	---	1.66169 +68.04016-1.56669
M_✶ (M_⦿)	1.02	---	---	1.06 +0.148-0.133
R_✶ (R_⦿)	1.30829	1.012	---	1.011 +0.329-0.11
log g (log₁₀(cm/s²))	4.21326	4.46	---	4.456 +0.056-0.224

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KOI-7888.01 Candidate Planet Parameters (2 Solutions)

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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)	4.7368156±0.000147	4.7368156±0.000147
T_C (days)	2454964.788±0.0256	2454964.788±0.0256
a/R_✶	---	12.54±6.3
T_eq (K)	---	1137
b	---	0.218 +0.285-0.218
S (S_⨁)	---	395.05 +377.30-120.72
e	---	0
i (deg)	---	89
R_p (R_⨁)	---	0.6 +0.2-0.06
R_p/R_✶	---	0.005463 +0.001504-0.001138
a (au)	---	.0564
δ (%)	---	0.00353±0.00126
T₁₄ (hours)	---	2.84±1

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Ancillary Information (7 Unique Files, 2 Candidate Records)

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+ KOI-7888 (4 File Types, 7 Files)

Kepler Detection Products (4 File Types, 7 Files)

Kepler Pipeline Data Validation Reports	q1_q17_dr25_tce
Kepler Pipeline Data Validation Summaries	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-7888.01 (1 File Type, 1 File)

Kepler Detection Products

Kepler Pipeline Data Validation Summaries	q1_q17_dr25_tce

Kepler Object of Interest

+ KOI-7888.01 (2 Candidate Records)

KepID	8488381	8488381
KOI Name	K07888.01	K07888.01
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]	4.7368156±0.000147	4.7368156±0.000147
Transit Epoch [BKJD]	131.7876±0.0256	131.7876±0.0256
Transit Epoch [BJD]	2454964.788±0.0256	2454964.788±0.0256
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	kplr008488381-20160209194854_dvr.pdf	kplr008488381-20160209194854_dvr.pdf
RA [decimal degrees]	289.20331	289.20331
Dec [decimal degrees]	44.505137999999995	44.505137999999995
Kepler-band [mag]	13.922	13.922
g'-band [mag]	14.351	14.351
r'-band [mag]	13.868	13.868
i'-band [mag]	13.739	13.739
z'-band [mag]	13.693000000000001	13.693000000000001
J-band [mag]	12.811	12.811
H-band [mag]	12.517000000000001	12.517000000000001
K-band [mag]	12.466000000000001	12.466000000000001
Disposition Score	---	0.532
Comment	---	NO_COMMENT
Eccentricity	---	0
Impact Parameter	---	0.218 +0.285-0.218
Transit Duration [hrs]	---	2.84±1
Transit Depth [ppm]	---	35.3±12.6
Planet-Star Radius Ratio	---	0.005463 +0.001504-0.001138
Fitted Stellar Density [g/cm**3]	---	1.66169 +68.04016-1.56669
Planetary Fit Type	---	LS+MCMC
Planetary Radius [Earth radii]	---	0.6 +0.2-0.06
Orbit Semi-Major Axis [au]	---	.0564
Inclination [deg]	---	89
Equilibrium Temperature [K]	---	1137
Insolation Flux [Earth flux]	---	395.05 +377.30-120.72
Planet-Star Distance over Star Radius	---	12.54±6.3
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	---	0.2889
Limb Darkening Coeff. 1	---	0.3511
Maximum Single Event Statistic	---	3.2430632
Maximum Multiple Event Statistic	---	7.157165
Transit Signal-to-Noise	---	6.9
Number of Transits	---	282
TCE Planet Number	---	1
Quarters	---	11111111111111111000000000000000
Odd-Even Depth Comparision Statistic	---	0.6349
Transit Model	---	Mandel and Agol (2002 ApJ 580 171)
Link to DV Summary	---	kplr008488381-001-20160209194854_dvs.pdf
Stellar Effective Temperature [K]	---	6088 +165-201
Stellar Surface Gravity [log10(cm/s**2)]	---	4.456 +0.056-0.224
Stellar Metallicity [dex]	---	-0.06 +0.25-0.3
Stellar Radius [Solar radii]	---	1.011 +0.329-0.11
Stellar Mass [Solar mass]	---	1.06 +0.148-0.133
Stellar Parameter Provenance	---	q1_q17_dr25_stellar
FW Offset Significance [percent]	---	0.996
FW Source α(OOT) [hrs]	---	19.280222±0.000054
FW Source δ(OOT) [deg]	---	44.50515±0.00058
FW Source Δα(OOT) [sec]	---	0.1±2.1
FW Source Δδ(OOT) [arcsec]	---	0±2.1
FW Δα(OOT) [sec]	---	5e-06±7.7e-05
FW Δδ(OOT) [arcsec]	---	-1e-06±7.8e-05
PRF Δα_SQ(OOT) [arcsec]	---	-2.7±1.2
PRF Δδ_SQ(OOT) [arcsec]	---	-0.3±1.1
PRF Δθ_SQ(OOT) [arcsec]	---	2.7±1.2
PRF Δα_SQ(KIC) [arcsec]	---	-2.6±1.2
PRF Δδ_SQ(KIC) [arcsec]	---	-0.3±1.1
PRF Δθ_SQ(KIC) [arcsec]	---	2.6±1.2