K2-338 Overview

K2-338 0.63 R⦿ 4504.00 K
K2-338 b
0.092 RJup
Architecture
K2-338
K2-338
K2-338 b
Other Data
Bibliography 7
Nearby Data 5
Discovery Data
Host Planet Method Year Reference Disposition
K2-338 K2-338 b Transit 2016 Pope et al. 2016 Confirmed Planet
RA
08h17m26.62s
Dec
+17d01m26.96s
Distance
156.951+0.602-0.597
pc
Parallax
6.3425600±0.0241389 mas
Ecliptic Latitude
-2.59984 deg
Ecliptic Longitude
122.69922 deg
Galactic Latitude
26.44954 deg
Galactic Longitude
206.47017 deg
Total Proper Motion
59.0822143±0.0327203 mas/yr
Proper Motion (RA)
-33.7363000±0.0426334 mas/yr
Proper Motion (Dec)
-48.5033000±0.0266314 mas/yr
Photometry
mV
13.322±0.126
mTESS
12.3552±0.0060
mJ
11.336±0.021
mH
10.747±0.022
mKs
10.613±0.017
mKep
13.053
mW1
10.582±0.022
mW2
10.609±0.020
mW3
10.633±0.096
mW4
8.885
mGaia
13.045500±0.000305
mB
14.469±0.034
mg
15.9377000±0.0131442
mi
12.7905000±0.0009845
mr
13.1178000±0.0022074
mu
16.5522000±0.0085907
mz
13.1113000±0.0078626
Source de Leon et al. 2021 TICv8 Kruse et al. 2019 Pope et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
4558+91-81
4504.000+143.105-112.702
--- ---
L
(log10(L⦿))
---
-0.8364412+0.0178045-0.0284067
--- ---
ρ
(g/cm3)
---
4.0503605+0.8819690-1.4956283
--- ---
M
(M⦿)
0.66±0.02
0.7080000+0.0833202-0.0802501
--- ---
R
(R⦿)
0.63±0.01
0.6269530+0.0617558-0.0400633
0.510 +0.020-0.054
---
log g
(log10(cm/s2))
4.65±0.01
4.6936300+0.0642642-0.1342850
--- ---
Metallicity
(dex)
-0.23+0.12-0.13
[Fe/H]
--- --- ---
Status
Confirmed Planet
Detected By
Transit
Source de Leon et al. 2021 Kruse et al. 2019 Pope et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
a/R
15.13+1.75-4.06
16.1 +6.0-2.8
---
P
(days)
3.850614±0.000012
3.85064 +0.00023-0.00022
3.85
Rp
(R)
1.03+0.11-0.05
1.073 +0.082-0.196
---
Rp
(RJup)
0.0919+0.0098-0.0045
0.09573 +0.0073-0.0175
---
Rp/R
0.0148+0.0015-0.0007
0.0193 +0.0013-0.0029
0.016802
δ
(%)
---
0.0391 +0.0023-0.0024
0.0282
T14
(hours)
1.78+0.11-0.10
1.60080+0.08880-0.14880
1.62696
TC
(days)
2457141.526349+0.001912-0.001839
2457141.5282 +0.0023-0.0025
2457141.528
b
0.42+0.34-0.29
--- 0
Teq
(K)
783+12-14
--- ---
K2 Candidate
EPIC Name EPIC 211779390 EPIC 211779390
2MASS Designation 2MASS J08172665+1701278 2MASS J08172665+1701278
Candidate Name EPIC 211779390.01 EPIC 211779390.01
Reference Disposition CANDIDATE CANDIDATE
Reference Link Kruse et al. 2019 Pope et al. 2016
Exoplanet Archive Disposition CANDIDATE CANDIDATE
K2 Campaign 5 5
Most Recent Flag 1 0
RA [sexagesimal] 08h17m26.66s 08h17m26.66s
Dec [sexagesimal] +17d01m27.7s +17d01m27.7s
RA [decimal degrees] 124.361083984 124.361083984
Dec [decimal degrees] 17.024356842 17.024356842
Orbital Period [days]
3.85064 +0.00023-0.00022
3.85
Transit Midpoint [days]
2457141.5282 +0.0023-0.0025
2457141.528
Transit Depth [percent]
0.0391 +0.0023-0.0024
0.0282
Transit Duration [days]
0.0667 +0.0037-0.0062
0.06779
Ratio of Distance to Stellar Radius
16.1 +6.0-2.8
---
Ratio of Candidate to Stellar Radius
0.0193 +0.0013-0.0029
0.016802
Candidate Radius [Earth radii]
1.073 +0.082-0.196
---
Candidate Radius [Jupiter radii]
0.09573 +0.0073-0.0175
---
Stellar Radius [Solar radii]
0.510 +0.020-0.054
---
Kepler-band [mag] 13.053 13.053
B-band (Johnson) [mag] 14.497±0.030 14.497±0.030
V-band (Johnson) [mag] 13.448±0.010 13.448±0.010
g-band (Sloan) [mag] 14.024±0.040 14.024±0.040
r-band (Sloan) [mag] 13.000±0.010 13.000±0.010
i-band (Sloan) [mag] 12.637±0.030 12.637±0.030
J-band (2MASS) [mag] 11.336±0.021 11.336±0.021
H-band (2MASS) [mag] 10.747±0.022 10.747±0.022
Ks-band (2MASS) [mag] 10.613±0.017 10.613±0.017
WISE 3.4um [mag] 10.582±0.022 10.582±0.022
WISE 4.6um [mag] 10.609±0.020 10.609±0.020
WISE 12.um [mag] 10.633±0.096 10.633±0.096
WISE 22.um [mag] >8.885 >8.885
B-V (Johnson) [mag] 1.049±0.032 1.049±0.032
J-H (2MASS) [mag] 0.589±0.030 0.589±0.030
H-Ks (2MASS) [mag] 0.134±0.028 0.134±0.028
J-Ks (2MASS) [mag] 0.723±0.027 0.723±0.027
Impact Parameter --- 0
Known Objects
1 Confirmed Planets
2 K2 Targets
1 2MASS Point Source Catalog
Data Files
1 K2 Time Series
1 Associated Literature Data
System
Star
Confirmed
Candidate
Refuted
Controversial
False Positive
Aliases
Data Access
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Time Series
Kepler | K2
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