Kepler-1997 | NASA Exoplanet Archive

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
Kepler-1997
Kepler-1997 b	26.76 d	2.28 R_⨁	Transit	2023	Valizadegan et al. 2023	Confirmed Planet
KOI-3372.02	73.51 d	---	Transit	2017	Q1-Q17 DR25 KOI Table	False Positive Candidate

Kepler-1997 Stellar Parameters (9 Solutions)

+

RA: 19h49m55.40s

Dec: +46d35m20.89s

Distance: 1502.34+67.15-61.73
pc

Parallax: 0.6377920±0.0282901 mas

Ecliptic Latitude: 65.36991 deg

Ecliptic Longitude: 319.54186 deg

Galactic Latitude: 10.18663 deg

Galactic Longitude: 80.42965 deg

Total Proper Motion: 8.5213899±0.0480962 mas/yr

Proper Motion (RA): -2.5169000±0.0500918 mas/yr

Proper Motion (Dec): -8.1412100±0.0479011 mas/yr

Photometry: m_V
15.454±0.149; m_TESS
15.0138±0.0083; m_J
14.268±0.032; m_H
13.968±0.039; m_Ks
13.885±0.055; m_Kep
15.420; m_W1
13.697±0.024; m_W2
13.840±0.031; m_W3
12.862; m_W4
8.947; m_Gaia
15.463600±0.000644; m_B
15.222±0.066; m_g
15.848; m_i
15.236; m_r
15.345; m_z
15.142

Mission

Tools: Planetary Systems; ExoFOP Target Overview Page; IRSA Finding Chart; Kepler Names; KOI; Kepler Stellar Data; Kepler Positional Probabilities; Q1-Q17 DR25 False Positive Probabilities; Kepler Certified False Positive; Q1-Q16 DR25 TCE; Stellar Hosts; Kepler Time Series; Kepler TCE Time Series

Source	TICv8	Latham et al. 2005	Q1-Q17 DR25 Supplemental KOI Table	Q1-Q17 DR25 Supplemental KOI Table	Q1-Q17 DR25 KOI Table	Q1-Q17 DR25 KOI Table	Q1-Q17 DR24 KOI Table	Q1-Q16 KOI Table	Q1-Q12 KOI Table
T_eff (K)	6031.0±124.0	5967	---	---	6215 +194-259	6215 +194-259	6197 +176-232	6197 +176-232	6197.00 +176.00-232.00
Metallicity (dex)	---	-0.048 [Fe/H]	---	---	-0.06 +0.25-0.35 [Fe/H]	-0.06 +0.25-0.35 [Fe/H]	-0.080 +0.200-0.300 [Fe/H]	-0.080 +0.200-0.300 [Fe/H]	-0.080 +0.200-0.300 [Fe/H]
R_✶ (R_⦿)	1.06582	0.846	---	---	1.052 +0.332-0.133	1.052 +0.332-0.133	1.035 +0.446-0.098	1.035 +0.446-0.098	1.0350 +0.4460-0.0980
log g (log₁₀(cm/s²))	4.43192	4.61	---	---	4.44 +0.065-0.208	4.44 +0.065-0.208	4.449 +0.047-0.287	4.449 +0.047-0.287	4.449 +0.047-0.287
L_✶ (log₁₀(L_⦿))	0.1316164	---	---	---	---	---	---	---	---
ρ_✶ (g/cm³)	1.3041781	---	---	---	2.43250 +1.63400-0.79407	0.91858 +0.36693-0.23640	1.18469 +0.04471-0.54625	1.18469 +0.04471-0.54625	1.18469 +0.04471-0.54625
M_✶ (M_⦿)	1.12	---	---	---	1.111±0.153	1.111±0.153	1.096 +0.22-0.136	1.096 +0.22-0.136	1.0960 +0.2200-0.1360

Print

Kepler-1997 b Planetary Parameters (7 Solutions)

+

Status: Confirmed Planet

Detected By: Transit

Tools: Planetary Systems; Transit Prediction Service; Kepler Names; KOI; Transit

Source	Q1-Q17 DR25 KOI Table	Valizadegan et al. 2023	Holczer et al. 2016	Q1-Q17 DR25 Supplemental KOI Table	Q1-Q17 DR24 KOI Table	Q1-Q16 KOI Table	Q1-Q12 KOI Table
P (days)	26.7575866±0.0002942	26.75749969	26.75902695±0.00001955	26.7575866±0.0002942	26.7575859±0.0003166	26.7575859±0.0003166	26.7575859±0.0003166
T_C (days)	2454970.287±0.00903 (BJD)	---	2455211.066470±0.018450 (BJD)	2454970.287±0.00903 (BJD)	2454970.289±0.0102 (BJD)	2454970.289±0.0102 (BJD)	2454970.289±0.0102 (BJD)
a/R_✶	32.6±13	---	---	---	35.53±1.3	35.53±1.3	35.53±1.3
T_eq (K)	660	---	---	---	654	654	654
b	0.407 +0.058-0.407	---	---	---	0.1383 +0.3227-0.138	0.1383 +0.3227-0.138	0.1383 +0.3227-0.138
S (S_⨁)	44.86 +42.94-15.99	---	---	---	43.25 +55.81-12.82	43.25 +55.81-12.82	43.25 +55.81-12.82
e	0	---	---	---	0	0	0
i (deg)	89.29	---	---	---	89.95	89.95	89.95
R_p (R_⨁)	2.28 +0.72-0.28	2.443000078	---	---	2.51 +1.08-0.24	2.51 +1.08-0.24	2.51 +1.08-0.24
R_p (R_Jup)	0.203+0.064-0.025	0.2179502440	---	---	0.224+0.096-0.021	0.224+0.096-0.021	0.224+0.096-0.021
R_p/R_✶	0.01988 +0.00056-0.001163	---	---	---	0.022228 +0.000858-0.000988	0.022228 +0.000858-0.000988	0.022228 +0.000858-0.000988
a (au)	.1815	---	---	---	.1808	.1808	.1808
δ (%)	0.04553±0.00298	---	0.0497	---	0.05848±0.00377	0.05848±0.00377	0.05848±0.00377
T₁₄ (hours)	5.858±0.278	---	6.0542	---	5.829±0.332	5.829±0.332	5.829±0.332

Print

KOI-3372.02 Candidate Planet Parameters (2 Solutions)

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Status: False Positive Candidate
Detected By: Transit

Tools: Transit Prediction Service; KOI

Source	Q1-Q17 DR25 Supplemental KOI Table	Q1-Q17 DR25 KOI Table
a/R_✶	---	88.6±29.7
T_eq (K)	---	471
b	---	0.473 +0.483-0.269
S (S_⨁)	---	11.66 +11.16-4.15
e	---	0
i (deg)	---	89.69
P (days)	73.506021±0.002117	73.506021±0.002117
R_p (R_⨁)	---	2.37 +0.75-0.3
R_p (R_Jup)	---	0.211+0.067-0.027
R_p/R_✶	---	0.020665 +0.000753-0.001628
a (au)	---	.356
δ (%)	---	0.04856±0.00486
T₁₄ (hours)	---	5.734±0.5
T_C (days)	2454996.569±0.0247	2454996.569±0.0247

Print

Ancillary Information (16 Unique Files, 7 Candidate Records)

+

+ Kepler-1997 (4 File Types, 16 Files)

Kepler Detection Products (4 File Types, 16 Files)

Kepler Pipeline Data Validation Reports	q1_q12_tce	q1_q16_tce	q1_q17_dr24_tce	q1_q17_dr25_tce
Kepler Pipeline Data Validation Summaries	q1_q12_tce	q1_q16_tce	q1_q17_dr24_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-1997 b (1 File Type, 4 Files)

Kepler Detection Products

Kepler Pipeline Data Validation Summaries	q1_q12_tce	q1_q16_tce	q1_q17_dr24_tce	q1_q17_dr25_tce

+ KOI-3372.02 (1 File Type, 1 File)

Kepler Detection Products

Kepler Pipeline Data Validation Summaries	q1_q17_dr25_tce

Kepler Object of Interest

+ Kepler-1997 b (5 Candidate Records)

KepID	9785921	9785921	9785921	9785921	9785921
KOI Name	K03372.01	K03372.01	K03372.01	K03372.01	K03372.01
Kepler Name	Kepler-1997 b	Kepler-1997 b	Kepler-1997 b	Kepler-1997 b	Kepler-1997 b
Exoplanet Archive Disposition	CONFIRMED	CONFIRMED	CONFIRMED	CONFIRMED	CONFIRMED
Vetting Status	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
Disposition Using Kepler Data	CANDIDATE	CANDIDATE	CANDIDATE	NOT DISPOSITIONED	CANDIDATE
Not Transit-Like False Positive Flag	0	0	0	0	0
Stellar Eclipse False Positive Flag	0	0	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
Orbital Period [days]	26.7575866±0.0002942	26.7575866±0.0002942	26.7575859±0.0003166	26.7575859±0.0003166	26.7575859±0.0003166
Transit Epoch [BKJD]	137.28717±0.00903	137.28717±0.00903	137.2888±0.0102	137.2888±0.0102	137.2888±0.0102
Transit Epoch [BJD]	2454970.287±0.00903	2454970.287±0.00903	2454970.289±0.0102	2454970.289±0.0102	2454970.289±0.0102
Parameters Provenance	q1_q17_dr25_sup_koi	q1_q17_dr25_koi	q1_q17_dr24_koi	q1_q16_koi	q1_q12_koi
Number of Planets	2	2	1	1	1
TCE Delivery	q1_q17_dr25_tce	q1_q17_dr25_tce	q1_q17_dr24_tce	q1_q16_tce	q1_q12_tce
Link to DV Report	kplr009785921-20160209194854_dvr.pdf	kplr009785921-20160209194854_dvr.pdf	kplr009785921-20141002224145_dvr.pdf	kplr009785921-20130815195353_dvr.pdf	kplr009785921-20121029204534_dvr.pdf
RA [decimal degrees]	297.4809	297.4809	297.4809	297.4809	297.4809
Dec [decimal degrees]	46.589141999999995	46.589141999999995	46.589141999999995	46.589141999999995	46.589141999999995
Kepler-band [mag]	15.42	15.42	15.42	15.42	15.42
g'-band [mag]	15.848	15.848	15.848	15.848	15.848
r'-band [mag]	15.345	15.345	15.345	15.345	15.345
i'-band [mag]	15.236	15.236	15.236	15.236	15.236
z'-band [mag]	15.142000000000001	15.142000000000001	15.142000000000001	15.142000000000001	15.142000000000001
J-band [mag]	14.268	14.268	14.268	14.268	14.268
H-band [mag]	13.968	13.968	13.968	13.968	13.968
K-band [mag]	13.885	13.885	13.885	13.885	13.885
Disposition Score	---	0.994	---	---	---
Comment	---	NO_COMMENT	---	---	---
Eccentricity	---	0	0	0	0
Impact Parameter	---	0.407 +0.058-0.407	0.1383 +0.3227-0.138	0.1383 +0.3227-0.138	0.1383 +0.3227-0.138
Transit Duration [hrs]	---	5.858±0.278	5.829±0.332	5.829±0.332	5.829±0.332
Transit Depth [ppm]	---	455.3±29.8	584.8±37.7	584.8±37.7	584.8±37.7
Planet-Star Radius Ratio	---	0.01988 +0.00056-0.001163	0.022228 +0.000858-0.000988	0.022228 +0.000858-0.000988	0.022228 +0.000858-0.000988
Fitted Stellar Density [g/cm**3]	---	0.91858 +0.36693-0.23640	1.18469 +0.04471-0.54625	1.18469 +0.04471-0.54625	1.18469 +0.04471-0.54625
Planetary Fit Type	---	LS+MCMC	MCMC	MCMC	MCMC
Planetary Radius [Earth radii]	---	2.28 +0.72-0.28	2.51 +1.08-0.24	2.51 +1.08-0.24	2.51 +1.08-0.24
Orbit Semi-Major Axis [au]	---	.1815	.1808	.1808	.1808
Inclination [deg]	---	89.29	89.95	89.95	89.95
Equilibrium Temperature [K]	---	660	654	654	654
Insolation Flux [Earth flux]	---	44.86 +42.94-15.99	43.25 +55.81-12.82	43.25 +55.81-12.82	43.25 +55.81-12.82
Planet-Star Distance over Star Radius	---	32.6±13	35.53±1.3	35.53±1.3	35.53±1.3
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
Limb Darkening Coeff. 4	---	0.0	0.0	0.0	0.0
Limb Darkening Coeff. 3	---	0.0	0.0	0.0	0.0
Limb Darkening Coeff. 2	---	0.302	0.3013	0.3013	0.3013
Limb Darkening Coeff. 1	---	0.319	0.3275	0.3275	0.3275
Maximum Single Event Statistic	---	3.9135206	16.041802999999998	---	---
Maximum Multiple Event Statistic	---	11.109822	10.212629	---	---
Transit Signal-to-Noise	---	17.7	17.900000000000002	17.900000000000002	17.900000000000002
Number of Transits	---	32	32	---	---
TCE Planet Number	---	1	1	1	1
Quarters	---	00011101110111011000000000000000	11101110111011000000000000000	---	---
Odd-Even Depth Comparision Statistic	---	0.9448000000000001	---	---	---
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)
Link to DV Summary	---	kplr009785921-001-20160209194854_dvs.pdf	kplr009785921-001-20141002224145_dvs.pdf	kplr009785921-001-20130826182306_dvs.pdf	kplr009785921-001-20121115231752_dvs.pdf
Stellar Effective Temperature [K]	---	6215 +194-259	6197 +176-232	6197 +176-232	6197.00 +176.00-232.00
Stellar Surface Gravity [log10(cm/s**2)]	---	4.44 +0.065-0.208	4.449 +0.047-0.287	4.449 +0.047-0.287	4.449 +0.047-0.287
Stellar Metallicity [dex]	---	-0.06 +0.25-0.35	-0.080 +0.200-0.300	-0.080 +0.200-0.300	-0.080 +0.200-0.300
Stellar Radius [Solar radii]	---	1.052 +0.332-0.133	1.035 +0.446-0.098	1.035 +0.446-0.098	1.0350 +0.4460-0.0980
Stellar Mass [Solar mass]	---	1.111±0.153	1.096 +0.22-0.136	1.096 +0.22-0.136	1.0960 +0.2200-0.1360
Stellar Parameter Provenance	---	q1_q17_dr25_stellar	stellar_q1_q16	stellar_q1_q16	stellar_q1_q16
FW Offset Significance [percent]	---	0.229	0.14100000000000001	0.0	0.03
FW Source α(OOT) [hrs]	---	19.832073±0.000023	19.832075±0.000019	19.832054±0.000018	19.832050000±0.000019000
FW Source δ(OOT) [deg]	---	46.58927±0.00027	46.58913±0.00021	46.58955±0.00023	46.58937000±0.00021000
FW Source Δα(OOT) [sec]	---	0.46±0.85	0.52±0.7	-0.26±0.67	-0.02300±0.06800
FW Source Δδ(OOT) [arcsec]	---	0.48±0.99	-0.03±0.76	1.48±0.82	0.07100±0.05200
FW Δα(OOT) [sec]	---	-0.00028±0.00038	-0.0004±0.00041	7e-05±0.00036	1.5e-05±4.6e-05
FW Δδ(OOT) [arcsec]	---	-0.00032±0.00045	-0.00012±0.00044	-0.00089±0.00044	-4.7e-05±3.5e-05
PRF Δα_SQ(OOT) [arcsec]	---	-0.24±0.45	-0.32±0.35	-0.36±0.6	-0.4900±0.4200
PRF Δδ_SQ(OOT) [arcsec]	---	-0.02±0.4	-0.1±1.1	0.02±0.6	-0.4900±0.5300
PRF Δθ_SQ(OOT) [arcsec]	---	0.24±0.45	0.3±1.1	0.36±0.51	0.7000±0.4800
PRF Δα_SQ(KIC) [arcsec]	---	-0.28±0.45	-0.42±0.29	-0.46±0.59	-0.5700±0.4200
PRF Δδ_SQ(KIC) [arcsec]	---	-0.08±0.4	-0.2±1.1	-0.06±0.5	-1.0500±0.5700
PRF Δθ_SQ(KIC) [arcsec]	---	0.29±0.45	0.5±1	0.47±0.58	1.2000±0.5400

+ KOI-3372.02 (2 Candidate Records)

KepID	9785921	9785921
KOI Name	K03372.02	K03372.02
Exoplanet Archive Disposition	FALSE POSITIVE	FALSE POSITIVE
Vetting Status	Done	Done
Date of Last Parameter Update	2018-08-16	2017-08-31
Disposition Using Kepler Data	FALSE POSITIVE	FALSE POSITIVE
Not Transit-Like False Positive Flag	0	0
Stellar Eclipse False Positive Flag	1	1
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]	73.506021±0.002117	73.506021±0.002117
Transit Epoch [BKJD]	163.5692±0.0247	163.5692±0.0247
Transit Epoch [BJD]	2454996.569±0.0247	2454996.569±0.0247
Parameters Provenance	q1_q17_dr25_sup_koi	q1_q17_dr25_koi
Number of Planets	2	2
TCE Delivery	q1_q17_dr25_tce	q1_q17_dr25_tce
Link to DV Report	kplr009785921-20160209194854_dvr.pdf	kplr009785921-20160209194854_dvr.pdf
RA [decimal degrees]	297.4809	297.4809
Dec [decimal degrees]	46.589141999999995	46.589141999999995
Kepler-band [mag]	15.42	15.42
g'-band [mag]	15.848	15.848
r'-band [mag]	15.345	15.345
i'-band [mag]	15.236	15.236
z'-band [mag]	15.142000000000001	15.142000000000001
J-band [mag]	14.268	14.268
H-band [mag]	13.968	13.968
K-band [mag]	13.885	13.885
Disposition Score	---	0.258
Comment	---	DEPTH_ODDEVEN_DV---CENT_FEW_DIFFS
Eccentricity	---	0
Impact Parameter	---	0.473 +0.483-0.269
Transit Duration [hrs]	---	5.734±0.5
Transit Depth [ppm]	---	485.6±48.6
Planet-Star Radius Ratio	---	0.020665 +0.000753-0.001628
Fitted Stellar Density [g/cm**3]	---	2.43250 +1.63400-0.79407
Planetary Fit Type	---	LS+MCMC
Planetary Radius [Earth radii]	---	2.37 +0.75-0.3
Orbit Semi-Major Axis [au]	---	.356
Inclination [deg]	---	89.69
Equilibrium Temperature [K]	---	471
Insolation Flux [Earth flux]	---	11.66 +11.16-4.15
Planet-Star Distance over Star Radius	---	88.6±29.7
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	---	0.302
Limb Darkening Coeff. 1	---	0.319
Maximum Single Event Statistic	---	3.7525163
Maximum Multiple Event Statistic	---	7.278912
Transit Signal-to-Noise	---	11.3
Number of Transits	---	12
TCE Planet Number	---	2
Quarters	---	00011101110111011000000000000000
Odd-Even Depth Comparision Statistic	---	0.5856
Transit Model	---	Mandel and Agol (2002 ApJ 580 171)
Link to DV Summary	---	kplr009785921-002-20160209194854_dvs.pdf
Stellar Effective Temperature [K]	---	6215 +194-259
Stellar Surface Gravity [log10(cm/s**2)]	---	4.44 +0.065-0.208
Stellar Metallicity [dex]	---	-0.06 +0.25-0.35
Stellar Radius [Solar radii]	---	1.052 +0.332-0.133
Stellar Mass [Solar mass]	---	1.111±0.153
Stellar Parameter Provenance	---	q1_q17_dr25_stellar
FW Offset Significance [percent]	---	0.49500000000000005
FW Source α(OOT) [hrs]	---	19.832087±0.000033
FW Source δ(OOT) [deg]	---	46.58902±0.0004
FW Source Δα(OOT) [sec]	---	1±1.2
FW Source Δδ(OOT) [arcsec]	---	-0.4±1.4
FW Δα(OOT) [sec]	---	-0.00055±0.0006
FW Δδ(OOT) [arcsec]	---	0.0001±0.00071
PRF Δα_SQ(OOT) [arcsec]	---	0.02±0.99
PRF Δδ_SQ(OOT) [arcsec]	---	1.1±1.1
PRF Δθ_SQ(OOT) [arcsec]	---	1.1±1.1
PRF Δα_SQ(KIC) [arcsec]	---	0.01±0.96
PRF Δδ_SQ(KIC) [arcsec]	---	0.8±1.1
PRF Δθ_SQ(KIC) [arcsec]	---	0.8±1.1