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WASP-12 Overview

WASP-12 1.75 R⦿ 6154.00 K
WASP-12 b
1.965 RJup
WASP-12 B 0.70 R⦿ 4111.00 K
WASP-12 C
Architecture
WASP-12
WASP-12
WASP-12 b
WASP-12 B
WASP-12 C
Other Data
Bibliography 30
Exoplanet Archive Notes 7
WASP-12 Nearby Data 5
WASP-12 B Nearby Data 5
WASP-12 C Nearby Data 5
Discovery Data
Host Planet Method Year Reference Disposition
WASP-12 WASP-12 b Transit 2008 Hebb et al. 2009 Confirmed Planet
WASP-12
  • This reference contains discussion regarding the stellar multiplicity of this system. (Bergfors et al. 2011)
  • This reference contains discussion regarding the stellar multiplicity of this system. (Bergfors et al. 2013)
  • This reference contains discussion regarding the stellar multiplicity of this system. (Bechter et al. 2014)
  • This reference contains discussion regarding the stellar multiplicity of this system. (Ngo et al. 2015)
WASP-12 b
RA
06h30m32.79s
Dec
+29d40m20.16s
Distance
427.246+6.068-5.903
pc
Parallax
2.3122400±0.0325363 mas
Ecliptic Latitude
6.40969 deg
Ecliptic Longitude
96.66845 deg
Galactic Latitude
8.93638 deg
Galactic Longitude
184.08312 deg
Total Proper Motion
7.1348482±0.0582966 mas/yr
Proper Motion (RA)
-1.5798900±0.0675524 mas/yr
Proper Motion (Dec)
-6.9577300±0.0577792 mas/yr
Photometry
mV
11.569±0.023
mTESS
11.0967±0.0126
mJ
10.477±0.021
mH
10.228±0.022
mKs
10.188±0.020
mW1
10.111±0.022
mW2
10.109±0.021
mW3
10.121±0.073
mW4
8.32
mGaia
11.499900±0.000538
mB
12.139±0.334
Abundances
(Hypatia Catalog)
[Fe/H] 0.21±0.16 dex
[C/H] 0.11±0.02 dex
[O/H] 0.18±0.08 dex
[Na/H] 0.16±0.10 dex
[Mg/H] 0.20±0.01 dex
[Al/H] 0.06±0.05 dex
[Si/H] 0.20±0.06 dex
[Ca/H] 0.25±0.05 dex
[Y/H] 0.38±0.08 dex
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source Leonardi et al. 2024
 TICv8
 Chakrabarty & Sengupta 2019
 Öztürk & Erdem 2019
 Gaia DR2 Bonomo et al. 2017
 Stassun et al. 2017
 Collins et al. 2017
 Turner et al. 2016
 Knutson et al. 2014
 Mortier et al. 2013 Southworth 2012
 Albrecht et al. 2012
 Hebb et al. 2009
 ExoFOP-TESS TOI
 Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
6265±50
6154.000+105.979-105.385
 6360±140
6300+200-100
6269.3335+604.0870-408.3330
 6250±100 6300±150
6360+130-140
 6300 --- 6313±52 6250±100 --- 6300±200 6154.000±105.682
R✶
(R⦿)
1.690+0.019-0.018
1.7494200+0.0680613-0.0942603
 1.657±0.046 1.57±0.07
1.5710118+0.2265290-0.2640090
 1.619±0.076 1.59±0.18
1.657+0.046-0.044
 --- --- 1.21±0.21 1.619±0.079 --- 1.57±0.07 1.74942004680634±0.08116080000000
log g
(log10(cm/s2))
4.11±0.11
4.0204600+0.0778017-0.0828036
 --- 4.17±0.03 --- --- 4.38±0.10
4.157+0.013-0.012
 4.38 --- 4.37±0.12 4.159±0.024 --- --- 4.0204600±0.0803026
Metallicity
(dex)
0.12±0.07 [Fe/H] 0.21±0.10 [M/H] ---
0.30+0.05-0.15
[Fe/H] 		--- 0.32±0.12 0.30 [Fe/H]
0.33+0.14-0.17
[Fe/H] 		0.30 [Fe/H] 0.070±0.070 [Fe/H] 0.21±0.04 [Fe/H] 0.32±0.12 [Fe/H] --- --- ---
v sin i
(km/s)
<1.9 --- --- --- --- 2.2±1.5 --- --- --- --- --- ---
1.6+0.8-0.4
 <2.2±1.5 ---
Age
(Gyr)
3.05±0.32 --- --- --- ---
2.00+0.70-2.00
 --- --- --- --- ---
2.0+0.8-2.7
 --- --- ---
ρ✶
(g/cm3)
0.386±0.014
0.3080837+0.0813117-0.0551007
 --- --- --- --- 0.42±0.07
0.446+0.015-0.014
 --- --- 0.22±0.02 0.458±0.023 --- --- ---
M✶
(M⦿)
1.325+0.026-0.018
1.170000+0.183504-0.137682
 1.434±0.110 1.35±0.14 --- 1.38±0.18 1.20±0.45
1.434+0.110-0.090
 --- 1.38±0.19 1.26±0.10 1.38±0.19 --- 1.35±0.14 ---
L✶
(log10(L⦿))
---
0.5971137+0.0277900-0.0250514
 --- ---
0.53593909+0.00943127-0.00964064
 --- ---
0.607+0.054-0.061
 --- --- --- --- --- --- ---
γ
(km/s)
--- --- --- --- 18.746578618017317±0.647284715650036 --- --- --- --- --- --- --- --- 19.0845±0.002 ---
Print
Status
Confirmed Planet
Detected By
Orbital Brightness Modulation, Radial Velocity, Transit
Tools
Transit Prediction Service
TOI
Transit
Atmospheric Spectroscopy
Source Leonardi et al. 2024
 Kokori et al. 2023
 Ivshina & Winn 2022 Kokori et al. 2022
 Chakrabarty & Sengupta 2019
 Öztürk & Erdem 2019
 Bonomo et al. 2017
 Stassun et al. 2017
 Collins et al. 2017
 Barstow et al. 2017
 Turner et al. 2016
 Maciejewski et al. 2016
 Sing et al. 2016
 Knutson et al. 2014
 Southworth 2012
 Albrecht et al. 2012
 Hebb et al. 2009
 ExoFOP-TESS TOI
 Show Candidate Solutions >> << Hide Candidate Solutions
Mp
(M⨁)
--- --- --- --- 465.6±25.1 448±32 442±38 416±105
467.2+24.2-21.9
 --- 639±44 --- 445 442±41 454±44 ---
448 +32-312
 ---
Mp
(MJup)
--- --- --- --- 1.465±0.079 1.41±0.10 1.39±0.12 1.31±0.33
1.470+0.076-0.069
 --- 2.01±0.14 --- 1.40 1.39±0.13 1.43±0.14 --- 1.41±0.10 ---
e
--- --- --- --- --- 0 <0.020 0.05±0.01 0 --- 0.0447±0.0043 --- ---
0.037+0.014-0.015
 --- --- 0.049±0.015 ---
i
(deg)
81.80+0.29-0.27
83.4+0.7-0.6
 --- --- 83.52±0.03 81.92±1.51 83.3±1.1 82.50±0.75
83.37+0.72-0.64
 ---
82.96+0.50-0.44
 --- --- --- 83.3±1.1 ---
83.1 +1.4-1.1
 ---
P
(days)
1.091418901±0.000000018 1.091419179±0.000000043 1.091419108±0.000000055 1.09141964±0.00000004 1.09142000000±0.00000014432 1.0914199±0.0000002 1.09142090±0.00000020 1.09142245±0.00000033 1.09142030±0.00000014 --- 1.09142119±0.00000021 1.09142162±0.00000021 1.09 --- 1.0914222±0.0000011 --- 1.091423±0.000003 1.09143044695785±0.00000021365278
ρ
(g/cm3)
--- --- --- --- 0.2670±0.0288 0.311±0.051
0.283+0.054-0.044
 ---
0.266+0.015-0.014
 --- 0.434±0.065 --- --- --- 0.293±0.026 ---
0.24 +0.03-0.02
 ---
Rp
(R⨁)
22.03+0.99-0.98
 --- --- --- 21.71±0.63 20.39±1.59 20.46±1.02 20.4±2.4
21.30+0.64-0.62
 --- 20.85±1.01 --- 19.4 --- 20.46±1.05 --- 20.1±1 22.6154555074133±1.0501168000000
Rp
(RJup)
1.965+0.088-0.087
 --- --- --- 1.937±0.056 1.819±0.142 1.825±0.091 1.82±0.21
1.900+0.057-0.055
 --- 1.860±0.090 --- 1.73 --- 1.825±0.094 --- 1.79±0.09 2.01761927446385±0.09368530717517
K
(m/s)
--- --- --- --- 226.4±4.1 ---
219.9+2.2-2.1
 226.0±4.0 226.4±4.1 --- --- --- --- 220.2±3.1 226±4 204.4±2.4 --- ---
a
(au)
0.0234±0.0010 --- --- --- 0.02320±0.00064 ---
0.02312+0.00094-0.00100
 ---
0.02340+0.00056-0.00050
 --- 0.0235±0.0011 --- --- --- 0.02309±0.00101 --- 0.0229±0.004 ---
TC
(days)
2457607.519305±0.000032 2457036.706177±0.000055 2457010.512173±0.000070 2456594.68160±0.00004 --- 2454508.97824±0.00027 2454508.97718±0.00022 --- 2456176.66825800±0.00007765 --- 2455147.45820±0.00013 2454508.97696±0.00016 --- --- --- 2454508.97605±0.00146 2454508.9761±0.0002 2458842.99715900±0.00005596
a/R✶
--- 3.04±0.03 --- ---
3.0000+0.0160-0.0019
2.933+0.163-0.147
 --- 2.98±0.15
3.039+0.034-0.033
 --- --- --- --- ---
3.0675+0.0497-0.0482
 --- --- ---
Teq
(K)
--- --- --- --- 2592.6±57.2 2601±18 --- ---
2580+58-62
 2530 2483±79 --- 2510 --- 2523±45 --- --- 2428.54087085427
b
0.424+0.012-0.013
 --- --- --- 0.3390±0.0017 --- --- ---
0.351+0.030-0.034
 --- --- --- --- --- --- --- --- ---
Mp sin i
(M⨁)
--- --- --- --- --- --- --- ---
464.0+23.8-21.6
 --- --- --- --- --- --- --- --- ---
Mp sin i
(MJup)
--- --- --- --- --- --- --- ---
1.460+0.075-0.068
 --- --- --- --- --- --- --- --- ---
Rp/R✶
--- 0.1178±0.0005 --- --- 0.1170±0.0002 0.119±0.004 --- ---
0.11785+0.00053-0.00054
 --- 0.1173±0.0005 --- --- --- --- 0.1119±0.0020 --- ---
δ
(%)
--- --- --- --- --- --- --- 1.400±0.016 1.389±0.013 --- --- --- --- --- --- --- 1.38±0.02 1.53777920503756±0.00387908800000
T14
(hours)
3.0010±0.0043 --- --- ---
3.0408+0.0022-0.0120
 --- --- --- 2.9959±0.0106 --- --- --- --- --- --- 3.001±0.037 2.928±0.024 3.05123003899773±0.00755956700000
ω
(deg)
--- --- --- --- --- --- --- --- --- --- --- --- ---
272.7+2.4-1.3
 --- ---
-74 +13-10
 ---
S
(S⨁)
--- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- 8220.58395128002
λ
(deg)
--- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
59 +15-20
 --- ---
Print
RA
06h30m32.53s
Dec
+29d40m30.10s
Distance
2112.16+1385.45-767.01
pc
Parallax
0.311328±0.334641 mas
Ecliptic Latitude
6.4124 deg
Ecliptic Longitude
96.66735 deg
Galactic Latitude
8.93675 deg
Galactic Longitude
184.08019 deg
Total Proper Motion
0.75550170±0.58994780 mas/yr
Proper Motion (RA)
-0.03189860±0.68949600 mas/yr
Proper Motion (Dec)
0.7548280±0.5897550 mas/yr
Photometry
mV
19.8676±0.1115
mTESS
18.4309±0.0147
mJ
16.859±0.184
mH
16.245±0.255
mKs
16.123
mW1
---
mW2
---
mW3
---
mW4
---
mGaia
19.290300±0.005679
mB
---
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source TICv8
Teff
(K)
4111.0±223.0
L✶
(log10(L⦿))
-0.8920520
ρ✶
(g/cm3)
2.5653763
M✶
(M⦿)
0.64
R✶
(R⦿)
0.705881
log g
(log10(cm/s2))
4.54678
Print
RA
---
Dec
---
Distance
---
Parallax
---
Ecliptic Latitude
---
Ecliptic Longitude
---
Galactic Latitude
---
Galactic Longitude
---
Total Proper Motion
---
Proper Motion (RA)
---
Proper Motion (Dec)
---
Photometry
mV
---
mTESS
---
mJ
---
mH
---
mKs
---
mW1
---
mW2
---
mW3
---
mW4
---
mGaia
---
mB
---
Tools
Stellar Hosts
Literature Time Series (3 File Types, 9 Files)
File Type Data Points Filter Reference
Photometric Light Curve     5435 Clear, no filter SuperWASP Consortium
Radial Velocity Curve     29 Optical Spectra Husnoo et al. 2010
Radial Velocity Curve     21 Optical Spectra Hebb et al. 2009
Amateur Light Curve     233 Clear, no filter Amateur-Contributed Light Curves
Amateur Light Curve     213 Clear, no filter Amateur-Contributed Light Curves
Amateur Light Curve     156 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     116 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     82 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     57 R (Generic) Amateur-Contributed Light Curves
Known Objects
1 Confirmed Planets
5 2MASS Point Source Catalog
Data Files
4 KELT Time Series
1 SuperWASP Time Series
1 Associated Literature Data
Known Objects
1 Confirmed Planets
5 2MASS Point Source Catalog
Data Files
4 KELT Time Series
1 SuperWASP Time Series
1 Associated Literature Data
Known Objects
1 Confirmed Planets
5 2MASS Point Source Catalog
Data Files
4 KELT Time Series
1 SuperWASP Time Series
1 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
External Link
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