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WASP-47 Overview

WASP-47 1.16 R⦿ 5350.00 K
WASP-47 e
0.163 RJup
WASP-47 b
1.147 RJup
WASP-47 d
0.326 RJup
WASP-47 c
Architecture
WASP-47
WASP-47
WASP-47 e
WASP-47 b
WASP-47 d
WASP-47 c
Other Data
Bibliography 26
Exoplanet Archive Notes 5
Nearby Data 5
Discovery Data
Host Planet Method Year Reference Disposition
WASP-47 WASP-47 e Transit 2015 Becker et al. 2015 Confirmed Planet
WASP-47 WASP-47 b Transit 2012 Hellier et al. 2012 Confirmed Planet
WASP-47 WASP-47 d Transit 2015 Becker et al. 2015 Confirmed Planet
WASP-47 WASP-47 c Radial Velocity 2015 Neveu-VanMalle et al. 2015 Confirmed Planet
WASP-47
  • Values for stellar mass, radius, density and surface gravity drawn from Table A.1., model-free photodynamical analysis in ref. (Almenara et al. 2016)
WASP-47 e
  • Values for all parameters drawn from Table A.1., model-free photodynamical analysis in ref. (Almenara et al. 2016)
WASP-47 b
  • Values for all parameters drawn from Table A.1., model-free photodynamical analysis in ref. (Almenara et al. 2016)
WASP-47 d
  • Values for all parameters drawn from Table A.1., model-free photodynamical analysis in ref. (Almenara et al. 2016)
WASP-47 c
  • Values for all parameters drawn from Table A.1., model-free photodynamical analysis in ref. (Almenara et al. 2016)
RA
22h04m48.74s
Dec
-12d01m08.64s
Distance
264.780+4.888-4.716
pc
Parallax
3.7496400±0.0679499 mas
Ecliptic Latitude
-.20871 deg
Ecliptic Longitude
328.99173 deg
Galactic Latitude
-48.18707 deg
Galactic Longitude
45.74798 deg
Total Proper Motion
43.9557276±0.0913683 mas/yr
Proper Motion (RA)
15.0235000±0.0898828 mas/yr
Proper Motion (Dec)
-41.308600±0.091563 mas/yr
Photometry
mV
11.936±0.046
mTESS
11.2900±0.0061
mJ
10.613±0.022
mH
10.310±0.022
mKs
10.192±0.026
mKep
11.762
mW1
10.165±0.023
mW2
10.236±0.019
mW3
10.172±0.081
mW4
8.745
mGaia
11.788900±0.000253
mB
12.736±0.024
Abundances
(Hypatia Catalog)
[Fe/H] 0.57±0.04 dex
[Na/H] 0.59±0.04 dex
[Mg/H] 0.54±0.07 dex
[Al/H] 0.56±0.06 dex
[Si/H] 0.45±0.05 dex
[Ca/H] 0.36±0.06 dex
Mission
K2 : Observed in Campaign 3
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
K2 Names
K2 Planets and Candidates
K2 Targets
Stellar Hosts
K2 Time Series
Source Nascimbeni et al. 2023 Bryant & Bayliss 2022 Adams et al. 2021 TICv8 Dai et al. 2019 Gaia DR2 Vanderburg et al. 2017 Almenara et al. 2016 Crossfield et al. 2016 Sanchis-Ojeda et al. 2015 Neveu-VanMalle et al. 2015 Becker et al. 2015 Mortier et al. 2013 Hellier et al. 2012 Kruse et al. 2019 ExoFOP-TESS TOI Barros et al. 2016 Adams et al. 2016 Vanderburg et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
M✶
(M⦿)
1.058±0.047 1.040±0.031 ---
0.98400000+0.09580710-0.15837700
1.008+0.053-0.047
 --- 1.040±0.031
1.11+0.89-0.49
 1.003±0.095 --- 1.026±0.076 1.04±0.08 1.07±0.10 1.084±0.037 --- --- --- --- ---
R✶
(R⦿)
1.156±0.009 1.137±0.013 1.10±0.04
1.1113300+0.0619221-0.0580276
1.125+0.027-0.026
1.1877352+0.0106863-0.0302582
 1.137±0.013 1.16±0.26 1.10±0.23 --- 1.15±0.04 1.15±0.04 1.26±0.30 1.15±0.03
1.188 +0.030-0.011
1.11±0.06 --- 1.15±0.04 0.86
Teff
(K)
--- 5552±75 5565±60
5576.000+103.921-132.564
 5552±75
5371.00+69.75-24.00
 5552±75 5576±68 5950±125 5565±60 5576±68 5576±67 5576±68 5350±90 --- 5576.0±118.2 --- 5565.0 5427
γ
(km/s)
--- --- --- --- --- -25.847809452556408±0.608446469709640 --- --- --- --- --- --- --- -27.056±0.004 --- --- --- --- ---
v sin i
(km/s)
--- --- --- --- --- --- ---
1.80+0.24-0.16
 ---
1.80+0.24-0.16
 --- --- --- 3.0±0.6 --- --- --- --- ---
Metallicity
(dex)
--- 0.38±0.05 [Fe/H] 0.43±0.04 [Fe/H] 0.36±0.05 [M/H] 0.38±0.05 [Fe/H] --- 0.38±0.05 [M/H] 0.36±0.05 [Fe/H] --- 0.43±0.04 [Fe/H] 0.36±0.05 [Fe/H] 0.36±0.05 [M/H] 0.36±0.05 [Fe/H] --- --- --- --- 0.43 [Fe/H] ---
log g
(log10(cm/s2))
--- 4.3437±0.0063 4.30±0.07
4.3393800+0.0957806-0.0655480
 4.34±0.03 --- 4.3437±0.0063 4.354±0.084 4.32±0.16 4.29±0.07 4.32±0.05 4.34±0.01 4.28±0.16 --- --- 4.34±0.08 --- 4.29 ---
ρ✶
(g/cm3)
--- 0.9980±0.0140 ---
1.0107172+0.2856223-0.1683558
1.00+0.10-0.09
 --- 0.9990±0.0140 0.9990±0.0150 --- --- 0.960±0.080 --- 0.71±0.03 --- --- --- --- --- ---
Age
(Gyr)
--- --- --- --- --- --- ---
6.5+2.6-1.2
 --- --- --- --- --- --- --- --- --- --- ---
Prot
(days)
--- 32.5±3.9 --- --- --- --- --- 31.2±3.5 --- --- --- --- --- --- --- --- --- --- ---
L✶
(log10(L⦿))
--- --- ---
0.031673000+0.017494300-0.022201580
 ---
0.024354580+0.009969283-0.010203474
 --- --- --- --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Nascimbeni et al. 2023 Bryant & Bayliss 2022 Adams et al. 2021 Dai et al. 2019 Vanderburg et al. 2017 Almenara et al. 2016 Crossfield et al. 2016 Dai et al. 2015 Becker et al. 2015 Adams et al. 2016 Vanderburg et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
a/R✶
--- ---
3.2+0.2-0.4
 --- 3.205±0.014 3.205±0.015 --- --- 3.24±0.14
3.0 +0.3-0.5
---
i
(deg)
86.73±1.76 ---
89.6+10.0-9.0
 --- 85.98±0.75 86.2±2.1 --- --- 87.0±3.1
81.8 +5.9-7.7
---
P
(days)
0.78961±0.00003 0.7895933±0.0000044 0.789655±0.000040 0.790 0.789592±0.000012 0.789636±0.000017 0.789518±0.000060 0.789593±0.000012 0.789597±0.000013 0.789693±0.000082 0.78961301
Rp
(R⨁)
1.83±0.02 1.808±0.026
1.80+0.10-0.09
1.773+0.049-0.048
 1.810±0.027 1.82±0.40 1.64±0.36 1.817±0.065 1.829±0.070 1.79±0.13 1.5
Rp
(RJup)
0.163±0.002 0.1613±0.0023
0.161+0.009-0.008
0.1582+0.0044-0.0043
 0.1615±0.0024 0.162±0.036 0.146±0.032 0.1621±0.0058 0.1632±0.0062 0.160±0.012 0.134
Rp/R✶
--- 0.01458±0.00013
0.01390+0.00076-0.00034
 0.0144±0.0002 0.01461±0.00013 0.01439±0.00016 0.01344±0.00088 --- 0.01456±0.00024 0.0143±0.001 0.01444
TC
(days)
2457012.13666±0.00003 2457011.34862±0.00030
2456990.82197+0.00130-0.00097
 --- 2457011.34861±0.00033 2456979.76455±0.00094 2456981.3450±0.0025 2457011.34859±0.00031 2457011.34849±0.00038
2457042.1466 +0.00159-0.00162
2456979.762
S
(S⨁)
--- --- --- --- --- --- 4895±2087 --- --- --- ---
a
(au)
--- --- --- --- --- 0.0173±0.0038 0.01673±0.00053 --- --- --- ---
T14
(hours)
--- --- --- --- 1.899±0.013 --- 1.87±0.14 --- --- --- 1.88000
ω
(deg)
90 --- --- --- --- 160±140 --- --- --- --- ---
Mp
(M⨁)
9.0+0.6-0.4
 6.77±0.57 ---
6.91+0.81-0.83
 6.83±0.66
9.10+5.50-3.60
 --- 12.2±3.7 <22 --- ---
Mp
(MJup)
0.028+0.002-0.001
 0.0213±0.0018 ---
0.0217+0.0025-0.0026
 0.0215±0.0021
0.0286+0.0173-0.0113
 --- 0.0384±0.0116 <0.069 --- ---
e
0 --- --- --- ---
0.030+0.036-0.020
 --- --- --- --- ---
ρ
(g/cm3)
--- 6.29±0.60 --- 6.8±1.4 6.35±0.64 8.50±3.20 --- 11.2±3.6 --- --- ---
K
(m/s)
--- 4.55±0.37 ---
4.76+0.78-0.79
 4.61±0.44 6.1±1.9 --- 8.20±2.40 --- --- ---
b
--- --- --- --- 0.224±0.041 --- --- --- 0.17±0.15 --- 0.00
δ
(%)
--- --- --- --- --- --- --- --- --- --- 0.0258
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit Timing Variations, Transit
Tools
Transit Prediction Service
TOI
K2 Names
K2 Planets and Candidates
Transit
Source Nascimbeni et al. 2023 Kokori et al. 2023 Bryant & Bayliss 2022 Ivshina & Winn 2022 Kokori et al. 2022 Vanderburg et al. 2017 Almenara et al. 2016 Crossfield et al. 2016 Dai et al. 2015 Sanchis-Ojeda et al. 2015 Neveu-VanMalle et al. 2015 Becker et al. 2015 Hellier et al. 2012 Kruse et al. 2019 ExoFOP-TESS TOI Barros et al. 2016 Vanderburg et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
S
(S⨁)
--- --- --- --- --- --- --- 534±227 --- --- --- --- --- --- 417.295 --- ---
P
(days)
4.1591510±0.0000004 4.15915035±0.00000063 4.1591492±0.0000006 4.15914806±0.00000070 4.1591496±0.0000010 4.1591289±0.0000042 4.16071±0.00038 4.159221±0.000015 4.1591282±0.0000046 4.1 4.1591409±0.0000072 4.1591287±0.0000049 4.1591399±0.0000072
4.159170 +0.000011-0.000012
4.1591488±0.0000018 4.15810694 4.1591739
Rp
(R⨁)
12.86±0.10 --- 12.64±0.15 --- --- 12.63±0.15 12.9±2.8 12.3±2.5 12.71±0.44 --- --- 12.77±0.44
12.890 +0.448-0.224
13.18 +0.34-0.19
12.161600±0.657021 --- 10.5
Rp
(RJup)
1.147±0.009 --- 1.128±0.013 --- --- 1.127±0.013 1.15±0.25 1.10±0.22 1.134±0.039 --- --- 1.139±0.039
1.15 +0.04-0.02
1.176 +0.030-0.017
 1.0849871±0.0586156 --- 0.937
Rp/R✶
--- 0.10193±0.00021 0.10191±0.00022 --- --- 0.10193±0.00021 0.10193±0.00018 0.10214±0.00030 --- --- --- 0.10186±0.00023 ---
0.10173 +0.00052-0.00112
--- --- 0.1032
a
(au)
--- --- --- --- --- --- 0.052±0.011 0.0507±0.0016 --- --- 0.051±0.001 --- 0.0520±0.0006 --- --- --- ---
T14
(hours)
--- --- --- --- --- 3.5722±0.0030 --- 3.5524±0.0084 --- --- --- --- 3.58392±0.0156
3.57840+0.01200-0.01200
 3.540±0.032
3.79800+0.08900-0.08900
 3.63000
TC
(days)
2459407.7619870±0.0000002 2457182.61643±0.00015 2457007.932103±0.000019 2457045.36540±0.00012 2456354.9460±0.0003 2457007.932132±0.000021 2456982.97823±0.00032 2456982.97697±0.00011 2457007.932132±0.000061 2457245.0049±0.0017 2455764.3463±0.0002 2457007.932131±0.000023 2455764.34602±0.00022
2456978.81802 +0.000095-0.000091
2459470.1473340±0.0011402 2456982.982151 2456982.977
ω
(deg)
89.0+19.0-11.0
 --- --- --- --- --- 30.0±79.0 --- --- --- --- --- --- --- --- --- ---
Mp
(M⨁)
374+17-16
 --- 363.6±7.3 --- --- 363.1±7.3
383+190-120
 --- 370±29 --- 359±19
341+73-55
 362.311±15.891 --- --- --- ---
Mp
(MJup)
1.18+0.05-0.05
 --- 1.144±0.023 --- --- 1.142±0.023
1.21+0.59-0.39
 --- 1.16±0.09 --- 1.13±0.06
1.07+0.23-0.17
 1.14±0.05 --- --- --- ---
e
0.00060+0.00050-0.00020
 --- --- --- --- ---
0.0028+0.0042-0.0020
 --- --- --- <0.026 --- <0.11 --- --- --- ---
i
(deg)
89.00±0.17 88.98±0.20 --- --- --- 88.98±0.20 89.02±0.17 --- --- --- --- 89.03±0.27
89.2 +0.5-0.7
 --- --- --- ---
Teq
(K)
--- --- --- --- --- --- --- --- --- --- 1275±23 --- --- --- 1259 --- ---
ρ
(g/cm3)
--- --- 0.9890±0.0400 --- --- 0.9930±0.0210 0.980±0.210 --- 0.990±0.130 --- 0.940±0.110 ---
0.984 +0.067-0.080
 --- --- --- ---
K
(m/s)
--- --- 140.84±0.40 --- --- 140.64±0.44 142.0±1.7 --- 143.3±2.5 --- 140±2 --- --- --- --- --- ---
a/R✶
--- 9.70±0.04 --- --- --- 9.702±0.044 9.705±0.047 --- ---
9.756+0.067-0.066
 --- 9.715±0.050 ---
9.746 +0.150-0.067
--- --- ---
δ
(%)
--- --- --- --- --- --- --- --- --- 1.034±0.004 --- --- 1.051±0.014
1.2712 +0.0024-0.0025
1.28000000000±0.00000613901 1.142±0.021 1.27
b
--- --- --- --- --- 0.173±0.032 --- --- ---
0.13+0.05-0.08
 --- 0.164±0.045 --- --- --- --- 0.37
λ
(deg)
--- --- --- --- --- --- --- --- --- 0±24 --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit Timing Variations, Transit
Tools
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Nascimbeni et al. 2023 Bryant & Bayliss 2022 Adams et al. 2021 Vanderburg et al. 2017 Almenara et al. 2016 Crossfield et al. 2016 Dai et al. 2015 Becker et al. 2015 Vanderburg et al. 2016 Show Candidate Solutions >> << Hide Candidate Solutions
a/R✶
--- ---
17.0+0.3-1.0
 16.268±0.074 16.327±0.079 --- --- 16.33±0.87 ---
i
(deg)
89.23±0.10 ---
89.5+2.0-0.9
 89.32±0.23 89.22±0.13 --- --- 89.36±0.67 ---
P
(days)
9.030501±0.000013 9.03055±0.00008 9.028052±0.000065 9.03077±0.00017 9.095±0.014 9.03164±0.00064 9.03079±0.00017 9.03081±0.00019 9.0305419
Rp
(R⨁)
3.65±0.03 3.567±0.045 3.3±0.1 3.576±0.046 3.71±0.82 3.18±0.68 3.60±0.13 3.63±0.14 3.06
Rp
(RJup)
0.326±0.003 0.3182±0.0040 0.29±0.01 0.3190±0.0041 0.331±0.073 0.284±0.061 0.321±0.012 0.324±0.012 0.273
Rp/R✶
--- 0.02876±0.00017
0.02600+0.00072-0.00033
 0.02886±0.00016 0.02931±0.00015 0.0260±0.0015 --- 0.02886±0.00047 0.03102
TC
(days)
2457024.4301070±0.0000003 2457006.36955±0.00035
2456997.34398+0.00130-0.00088
 2457006.36931±0.00039 2456988.375±0.014 2456988.3075±0.0024 2457006.36922±0.00052 2457006.36927±0.00044 2456988.308
S
(S⨁)
--- --- --- --- --- 190±81 --- --- ---
a
(au)
--- --- --- --- 0.0880±0.0190 0.0850±0.0027 --- --- ---
T14
(hours)
--- --- --- 4.288±0.039 --- 4.26±0.11 --- --- 4.37000
ω
(deg)
83.0+18.0-3.0
16.50+84.20-98.60
 --- --- 27.0±89.0 --- --- --- ---
Mp
(M⨁)
15.5+0.7-0.9
 14.2±1.3 --- 13.1±1.5
16.8+12.0-7.0
 --- 10.4±8.4 15.2±7.0 ---
Mp
(MJup)
0.0488+0.0022-0.0028
 0.0447±0.0041 --- 0.0412±0.0047
0.0529+0.0378-0.0220
 --- 0.0327±0.0264 0.0478±0.0220 ---
e
0.0010+0.0008-0.0007
0.010+0.011-0.007
 --- <0.014
0.00600+0.00980-0.00410
 --- --- --- ---
ρ
(g/cm3)
--- 1.72±0.17 --- 1.58±0.18 1.80±0.16 --- 1.2±1.0 --- ---
K
(m/s)
--- 4.26±0.37 --- 3.93±0.43 4.77±0.81 --- 3.1±2.5 --- ---
b
--- --- --- 0.192±0.065 --- --- --- 0.18±0.16 0.59
δ
(%)
--- --- --- --- --- --- --- --- 0.107
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
K2 Names
K2 Planets and Candidates
Source Nascimbeni et al. 2023 Bryant & Bayliss 2022 Vanderburg et al. 2017 Almenara et al. 2016 Neveu-VanMalle et al. 2015
a/R✶
--- --- --- 261.4±1.3 255±7
Teq
(K)
--- --- --- --- 247±5
ω
(deg)
111.8+2.7-0.2
 112.0±4.3 112.4±4.8 136±20 144±53
Mp sin i
(M⨁)
--- 398.9±9.1 398.2±9.3
380+220-130
 394±70
Mp sin i
(MJup)
--- 1.255±0.029 1.253±0.029
1.21+0.69-0.41
 1.24±0.22
e
0.264+0.007-0.012
 0.295±0.016 0.296±0.017 0.36±0.12 0.13±0.10
P
(days)
589.57±0.02 588.8±2.0 588.5±2.4 580.7±9.6 572±7
K
(m/s)
--- 31.04±0.40 --- 29.4±6.1 30±6
a
(au)
--- --- 1.393±0.014 1.41±0.30 1.36±0.04
TC
(days)
--- 2457763.1±4.3 --- --- ---
Mp
(M⨁)
>447+18-22
 --- ---
500+320-190
 ---
Mp
(MJup)
>1.41+0.06-0.07
 --- ---
1.57+1.00-0.59
 ---
i
(deg)
90 --- --- 87.0±45.0 ---
Print
Known Objects
4 Confirmed Planets
1 K2 Targets
1 2MASS Point Source Catalog
Data Files
1 K2 Time Series
4 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
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Transit Prediction Service
Time Series
Kepler | K2
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