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K2-46 Overview

K2-46 1.29 R⦿ 6256.00 K
K2-46 b
0.183 RJup

K2-46 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-46
K2-46 b 19.15 d 2.05 R⨁ Transit 2016 Crossfield et al. 2016 Confirmed Planet
RA
11h37m03.90s
Dec
-00d54m25.96s
Distance
449.237+10.663-10.188
pc
Parallax
2.198120±0.051249 mas
Ecliptic Latitude
-3.1105 deg
Ecliptic Longitude
175.0926 deg
Galactic Latitude
56.74212 deg
Galactic Longitude
267.38763 deg
Total Proper Motion
25.8153868±0.0656237 mas/yr
Proper Motion (RA)
-21.8421000±0.0697132 mas/yr
Proper Motion (Dec)
13.7607000±0.0539636 mas/yr
Photometry
mV
12.144±0.069
mTESS
11.5642±0.0064
mJ
11.046±0.026
mH
10.761±0.021
mKs
10.781±0.024
mKep
11.995
mW1
10.693±0.024
mW2
10.733±0.021
mW3
10.494±0.083
mW4
8.364±0.309
mGaia
11.915300±0.000372
mB
12.486±0.015
Abundances
(Hypatia Catalog)
[Fe/H] -0.32±0.04 dex
[C/H] -0.23±0.09 dex
[O/H] -0.26±0.09 dex
[Na/H] -0.45±0.04 dex
[Mg/H] -0.32±0.07 dex
[Al/H] -0.40±0.06 dex
[Si/H] -0.31±0.05 dex
[Ca/H] -0.28±0.06 dex
[Y/H] -0.40±0.08 dex
Mission
K2 : Observed in Campaign 1
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
K2 Names
K2 Planets and Candidates
K2 Targets
Stellar Hosts
K2 Time Series
Source TICv8 Gaia DR2 Mayo et al. 2018 Crossfield et al. 2016 Kruse et al. 2019 Vanderburg et al. 2016 Montet et al. 2015
Teff
(K)
6200.0000+83.1961-137.6500
6365.000+159.333-46.750
 6114.0±50.0 6256±37 --- 6234
6445 +81-111
M✶
(M⦿)
1.190000+0.203928-0.137949
 ---
1.015093 +0.053842-0.046493
0.960±0.020 --- --- ---
R✶
(R⦿)
1.4079600+0.0459095-0.0875578
1.3231646+0.0196531-0.0638380
1.328888 +0.160696-0.149204
1.29±0.12
1.25 +0.16-0.23
1.32
1.12 +0.26-0.14
log g
(log10(cm/s2))
4.2164300+0.0881820-0.0756279
 --- 4.11±0.1 4.198±0.073 --- --- ---
Metallicity
(dex)
-0.31±0.10 [M/H] --- -0.32±0.08 [Fe/H] --- --- ---
-0.50 +0.15-0.13
[Fe/H]
L✶
(log10(L⦿))
0.4214414+0.0201711-0.0316426
0.41311605+0.01361223-0.01405272
 --- --- --- --- ---
ρ✶
(g/cm3)
0.6010950+0.1346480-0.1305243
 --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Crossfield et al. 2016 Mayo et al. 2018 Kruse et al. 2019 Vanderburg et al. 2016 Montet et al. 2015
b
--- --- --- 0.13 ---
P
(days)
19.1541±0.0041
19.154540 +0.002849-0.002764
19.1530 +0.0020-0.0022
19.153765 19.15344±0.00607
Rp
(R⨁)
2.05±0.24
2.47140597458 +0.350952850614-0.302654685855
2.40 +0.34-0.53
2.65 2.04±0.46
Rp
(RJup)
0.183±0.021
0.2204840730 +0.0313099162-0.0270010425
0.21 +0.030-0.047
 0.236 0.182±0.041
Rp/R✶
0.0145±0.0010
0.017050 +0.001269-0.000834
0.01764 +0.00086-0.00210
0.01692 ---
δ
(%)
--- --- 0.0333±0.0013 0.0340 ---
T14
(hours)
6.73±0.30 ---
7.00800+0.19200-0.26400
 6.79000 ---
TC
(days)
2456815.3353±0.0082
(BJD-TDB)
2456815.33639 +0.005135-0.005157
2456815.3395 +0.0043-0.0038
(BJD)
2456815.337
(BJD)
2456815.3412±0.0152
(BJD)
a/R✶
---
18.822359 +2.066112-4.875500
18.5 +6.1-2.6
--- 27.05±5.87
i
(deg)
---
88.648663 +0.976042-1.741321
--- --- ---
Teq
(K)
--- --- --- --- 889.0±88.0
S
(S⨁)
119±22 --- --- --- ---
a
(au)
0.13821±0.00096 --- --- --- ---
Print
Known Objects
1 Confirmed Planets
1 K2 Targets
2 2MASS Point Source Catalog
Data Files
1 K2 Time Series
1 Associated Literature Data
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  • Candidate
  • False Positive Planet
  • Controversial
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  • Aliases
  • Data Access
  • Transit Prediction Service
  • Time Series
  • Kepler | K2
  • External Link
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