K2-186 Overview

K2-186 0.98 R⦿ 5784.00 K
K2-186 b
0.283 RJup

K2-186 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-186
K2-186 b 41.47 d 3.17 R Transit 2018 Mayo et al. 2018 Confirmed Planet
RA
09h01m20.41s
Dec
+18d49m31.04s
Distance
330.739+5.444-5.274
pc
Parallax
2.9954200±0.0486088 mas
Ecliptic Latitude
1.79898 deg
Ecliptic Longitude
132.33513 deg
Galactic Latitude
36.83022 deg
Galactic Longitude
208.95981 deg
Total Proper Motion
37.5708768±0.0635268 mas/yr
Proper Motion (RA)
15.5341000±0.0791299 mas/yr
Proper Motion (Dec)
-34.2091000±0.0598053 mas/yr
Photometry
mV
12.413±0.114
mTESS
11.7386±0.0064
mJ
11.142±0.022
mH
10.840±0.023
mKs
10.774±0.021
mKep
12.193
mW1
10.733±0.023
mW2
10.762±0.020
mW3
10.621±0.096
mW4
8.145001
mGaia
12.171300±0.000177
mB
12.944±0.040
mg
12.6421000±0.0016947
mi
12.1009000±0.0014036
mr
12.2196000±0.0018589
mu
14.7862000±0.0050556
mz
12.8157000±0.0074267
Source TICv8 Gaia DR2 Mayo et al. 2018 Kruse et al. 2019
Teff
(K)
5771.6100+129.6280-91.8037
5778.3335+40.1665-26.6670
5784.0±50.0 ---
Metallicity
(dex)
0.0411719±0.0346731 [M/H] --- 0.06±0.08 [Fe/H] ---
M
(M⦿)
1.030000+0.117591-0.133808
---
1.018617 +0.022671-0.027107
---
R
(R⦿)
1.0707600+0.0506362-0.0523588
1.0574172+0.0098278-0.0145489
0.980830 +0.075464-0.041402
1.0574 +0.0145-0.0098
log g
(log10(cm/s2))
4.3915200+0.0612109-0.0870485
--- 4.45±0.1 ---
L
(log10(L⦿))
0.059268361+0.015662634-0.021986360
0.050397777+0.009648170-0.009867391
--- ---
γ
(km/s)
--- -13.700533185488194±1.326941146191708 --- ---
ρ
(g/cm3)
1.1828358+0.2235759-0.2648288
--- --- ---
Source Mayo et al. 2018 Kruse et al. 2019
a/R
48.939252 +4.120107-10.879169
48.5 +10.8-4.7
P
(days)
41.474219 +0.003288-0.004316
41.4661 +0.0025-0.0026
Rp
(R)
3.17207779186 +0.263582167872-0.162881895826
3.45 +0.13-0.30
Rp
(RJup)
0.2829938257 +0.0235152260-0.0145313494
0.308 +0.012-0.03
Rp/R
0.029650 +0.000931-0.000867
0.0299 +0.0011-0.0026
δ
(%)
---
0.098 +0.0024-0.0025
T14
(hours)
---
6.12000+0.12000-0.16800
TC
(days)
2457154.8454 +0.001887-0.001972
2457154.847 +0.0018-0.0017
(BJD)
i
(deg)
89.524259 +0.334384-0.592400
---
Known Objects
1 Confirmed Planets
1 K2 Targets
2 2MASS Point Source Catalog
Data Files
1 KELT Praesepe Time Series
1 K2 Time Series
1 Associated Literature Data
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