K2-184 Overview

K2-184 0.76 R⦿ 5252.00 K
K2-184 b
0.131 RJup

K2-184 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-184
K2-184 b 16.98 d 1.47 R Transit 2018 Mayo et al. 2018 Confirmed Planet
RA
08h36m33.73s
Dec
+14d27m42.78s
Distance
75.5857+0.3346-0.3318
pc
Parallax
13.2015000±0.0578882 mas
Ecliptic Latitude
-3.9917 deg
Ecliptic Longitude
127.78184 deg
Galactic Latitude
29.69965 deg
Galactic Longitude
211.16645 deg
Total Proper Motion
90.6855881±0.0960387 mas/yr
Proper Motion (RA)
89.8316000±0.0966351 mas/yr
Proper Motion (Dec)
-12.4161000±0.0566406 mas/yr
Photometry
mV
10.345±0.009
mTESS
9.6071±0.0060
mJ
8.920±0.019
mH
8.513±0.021
mKs
8.38±0.02
mKep
10.680
mW1
8.336±0.023
mW2
8.385±0.021
mW3
8.375±0.027
mW4
8.431±0.495
mGaia
10.130000±0.000315
mB
11.226±0.112
Source Castro-González et al. 2022 TICv8 Livingston et al. 2018 Gaia DR2 Mayo et al. 2018 Kruse et al. 2019 Petigura et al. 2018 Barros et al. 2016 Pope et al. 2016
Teff
(K)
5245+34-35
5237.310+143.646-130.026
5220±66
5109.933+123.734-76.758
5252.0±50.0 --- --- --- ---
Metallicity
(dex)
-0.10±0.04 [Fe/H] -0.0210145±0.0179412 [M/H] -0.070±0.050 [Fe/H] --- -0.22±0.08 [Fe/H] --- --- --- ---
M
(M⦿)
0.84±0.01
0.8900000+0.1098430-0.1164010
0.86±0.02 ---
0.818986 +0.027911-0.029558
--- --- --- ---
R
(R⦿)
0.75±0.01
0.7671420+0.0420844-0.0536442
0.78±0.01
0.81633604+0.02508890-0.03814300
0.764371 +0.033121-0.024660
0.816 +0.038-0.025
0.79 --- ---
log g
(log10(cm/s2))
4.62±0.00
4.6177100+0.0751479-0.1041020
4.59±0.01 --- 4.63±0.1 --- --- --- ---
ρ
(g/cm3)
---
2.7792611+0.7824381-0.6673244
6.9660+3.5820-2.6420
--- --- --- --- --- ---
L
(log10(L⦿))
---
-0.3991207+0.0132352-0.0097009
---
-0.38790648+0.00252106-0.00253582
--- --- --- --- ---
γ
(km/s)
--- --- --- -33.63759661552885±0.55930989663355 --- --- --- --- ---
Status
Confirmed Planet
Detected By
Transit, Transit Timing Variations
Source Castro-González et al. 2022 Livingston et al. 2018 Mayo et al. 2018 Kruse et al. 2019 Petigura et al. 2018 Pope et al. 2016 Barros et al. 2016
a/R
48.36+4.39-11.75
47.37+4.50-11.06
47.743674 +6.015281-12.795575
41.7 +21.4-8.4
--- --- ---
i
(deg)
--- ---
89.466432 +0.401497-0.713171
--- --- --- ---
P
(days)
16.9780102+0.0000237-0.0000242
16.995731+0.001288-0.001290
16.993435 +0.000790-0.000778
16.9960 +0.0011-0.0010
16.995848 +0.001351-0.001361
16.994 16.99291698
Rp
(R)
1.47+0.11-0.05
1.55±0.09
1.53786408723 +0.150668323048-0.0891476623665
1.40 +0.13-0.31
1.6 +0.2-0.1
--- ---
Rp
(RJup)
0.131+0.010-0.004
0.138±0.008
0.1371990443 +0.0134417275-0.0079532217
0.12 +0.012-0.028
0.14 +0.02-0.01
--- ---
Rp/R
0.0180+0.0013-0.0005
0.0182+0.0013-0.0007
0.018445 +0.001621-0.000888
0.0158 +0.0012-0.0034
0.0182 +0.0024-0.0010
0.017749 ---
TC
(days)
2457148.5253369+0.0009324-0.0009632
(BJD)
2457148.49905+0.00257-0.00235
(BJD)
2457148.50076 +0.001369-0.001378
2457148.4966 +0.0021-0.0024
(BJD)
2457148.49866 +0.002431-0.002323
(BJD)
2457148.501
(BJD)
2457148.500501
(BJD)
δ
(%)
--- --- ---
0.0265 +0.0011-0.0012
--- 0.0315 0.037±0.001
T14
(hours)
--- --- ---
2.64000+0.12000-0.21600
2.49120+0.11040-0.08880
2.28504
2.71900+0.20100-0.20100
b
0.42+0.31-0.29
0.42+0.31-0.28
--- ---
0.48 +0.30-0.33
0 ---
Teq
(K)
533+10-23
580±8 --- --- --- --- ---
a
(au)
0.1685+0.0155-0.0409
0.1229±0.0009 --- --- --- --- ---
Known Objects
1 Confirmed Planets
2 K2 Targets
1 2MASS Point Source Catalog
Data Files
1 KELT Praesepe Time Series
1 K2 Time Series
1 Associated Literature Data
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