WASP-42 Overview
WASP-42
0.89
R⦿
5315.00
K
WASP-42 b
1.122
RJup
- Other Data
- Bibliography 12
- Nearby Data 4
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| WASP-42 | WASP-42 b | Transit | 2012 | Lendl et al. 2012 | Confirmed Planet |
- RA
- 12h51m55.49s
- Dec
- -42d04m25.02s
- Distance
-
177.291+1.320-1.301pc
- Parallax
- 5.6120000±0.0413711 mas
- Ecliptic Latitude
- -33.26179 deg
- Ecliptic Longitude
- 210.11006 deg
- Galactic Latitude
- 20.79804 deg
- Galactic Longitude
- 303.02858 deg
- Total Proper Motion
- 50.0182912±0.0614107 mas/yr
- Proper Motion (RA)
- -49.7811000±0.0613869 mas/yr
- Proper Motion (Dec)
- 4.8653400±0.0638574 mas/yr
- Photometry
-
mV12.169±0.046
-
mTESS11.3728±0.0060
-
mJ10.542±0.025
-
mH10.103±0.022
-
mKs10.033±0.022
-
mW19.923±0.022
-
mW29.9860±0.0200
-
mW39.876±0.038
-
mW49.382±0.523
-
mGaia11.968600±0.000208
-
mB13.148±0.046
-
Abundances
(Hypatia Catalog) -
[Fe/H] 0.48±0.02 dex
-
[C/H] 0.45±0.09 dex
-
[Na/H] 0.51±0.04 dex
-
[Mg/H] 0.34±0.07 dex
-
[Al/H] 0.42±0.06 dex
-
[Si/H] 0.36±0.05 dex
-
[Ca/H] 0.31±0.06 dex
| Source | TICv8 | Gaia DR2 | Bonomo et al. 2017 | Southworth et al. 2016 | Mortier et al. 2013 | Lendl et al. 2012 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
5315.000+139.942-120.831
|
4901.75+93.25-39.75
|
5200±150 | 5315±79 | 5315±79 | 5200±150 | 5315 | ||
|
Metallicity
(dex)
|
0.29±0.05 [M/H] | --- | 0.050±0.130 | 0.29±0.05 [Fe/H] | 0.29±0.05 [Fe/H] | --- | --- | ||
|
Age
(Gyr)
|
--- | --- |
11.3+1.5-4.8
|
4.4+4.4-3.4
|
--- | --- | --- | ||
|
ρ✶
(g/cm3)
|
2.6628658+0.4404805-0.8408951
|
--- | --- | 1.885±0.130 | 1.37±0.14 | --- | --- | ||
|
M✶
(M⦿)
|
0.9200000+0.1243340-0.1047390
|
--- |
0.881+0.086-0.081
|
0.9510±0.0630 | 0.90±0.08 | 0.884±0.086 | --- | ||
|
R✶
(R⦿)
|
0.7868070+0.0339729-0.0582583
|
0.9151212+0.0150246-0.0338492
|
0.850±0.035 | 0.892±0.026 | 0.91±0.23 | 0.863±0.041 | 0.79±0.05 | ||
|
log g
(log10(cm/s2))
|
4.6101200+0.0575706-0.1152830
|
--- | --- | 4.515±0.023 | 4.50±0.18 | --- | 4.51737 | ||
|
v sin i
(km/s)
|
--- | --- | 2.70±0.40 | --- | --- | 2.7±0.4 | --- | ||
|
L✶
(log10(L⦿))
|
-0.3515561+0.0140102-0.0185488
|
-0.3609434+0.0046104-0.0046599
|
--- | --- | --- | --- | --- | ||
|
γ
(km/s)
|
--- | -3.7416921107811287±0.7333343864594752 | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Southworth et al. 2016 | Kokori et al. 2023 | Patel & Espinoza 2022 | Ivshina & Winn 2022 | Bonomo et al. 2017 | Lendl et al. 2012 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|
|
a/R✶
|
13.50+0.32-0.30
|
13.5±0.3 |
13.16+0.74-0.67
|
--- | --- | --- | --- | ||
|
i
(deg)
|
88.00±0.17 | 88.00±0.17 | --- | --- |
88.30+0.26-0.23
|
88.25 +0.27-0.23
|
--- | ||
|
P
(days)
|
4.9816819±0.0000011 | 4.98168160±0.00000036 |
4.9816819+0.0000011-0.0000010
|
4.98168178±0.00000032 | 4.9816872±0.0000073 | 4.9816872±0.0000073 | 4.9816784±0.0000030 | ||
|
Rp/R✶
|
0.1293±0.0008 | 0.1293±0.0008 |
0.1239+0.0031-0.0030
|
--- | --- | --- | --- | ||
|
TC
(days)
|
2455650.56728±0.00015 | 2456821.262602±0.000072 | 2458579.79617±0.00035 | 2456472.54482±0.00010 | 2455650.56798±0.00023 | 2455650.56720±0.00023 | 2459332.0299500±0.0002793 | ||
|
b
|
--- | --- |
0.457+0.089-0.142
|
--- | --- | --- | --- | ||
|
Teq
(K)
|
1021±19 | --- | --- | --- | --- | --- | 953 | ||
|
Mp
(M⨁)
|
167±9 | --- | --- | --- | 159±11 | 158.908±11.124 | --- | ||
|
Mp
(MJup)
|
0.527±0.028 | --- | --- | --- | 0.501±0.034 | 0.500±0.035 | --- | ||
|
ρ
(g/cm3)
|
0.464±0.040 | --- | --- | --- |
0.514+0.094-0.074
|
0.528 +0.072-0.063
|
--- | ||
|
Rp
(R⨁)
|
12.58±0.44 | --- | --- | --- | 11.92±0.57 | 12.106±0.639 | 10.78010±0.64077 | ||
|
Rp
(RJup)
|
1.122±0.039 | --- | --- | --- | 1.063±0.051 | 1.080±0.057 | 0.9617378±0.0571658 | ||
|
K
(m/s)
|
64.8±1.7 | --- | --- | --- | 64.9±1.6 | --- | --- | ||
|
a
(au)
|
0.0561±0.0012 | --- | --- | --- |
0.0548+0.0017-0.0018
|
0.0548±0.0017 | --- | ||
|
S
(S⨁)
|
--- | --- | --- | --- | --- | --- | 137.118 | ||
|
δ
(%)
|
--- | --- | --- | --- | --- | 1.650±0.037 | 1.811000000±0.000151789 | ||
|
T14
(hours)
|
--- | --- | --- | --- | --- | 2.89032±0.02232 | 2.733±0.053 | ||
|
ω
(deg)
|
--- | --- | --- | --- |
159+27-22
|
167±26 | --- | ||
|
e
|
--- | --- | --- | --- |
0.062+0.013-0.011
|
0.060±0.013 | --- |
Literature Time Series
(1 File Type, 2 Files)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Radial Velocity Curve | 35 | Optical Spectra | Lendl et al. 2012 |
| Radial Velocity Curve | 27 | Optical Spectra | Lendl et al. 2012 |
- Known Objects
- 1 Confirmed Planets
- 3 2MASS Point Source Catalog
- Data Files
- 2 SuperWASP Time Series
- 1 Associated Literature Data
-
ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 | Reference Overview -
Empirical Limb-darkening Coefficients and Transit Parameters of Known Exoplanets from TESS
Patel & Espinoza 2022 | Reference Overview -
TESS Transit Timing of Hundreds of Hot Jupiters
Ivshina & Winn 2022 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI -
The GAPS Programme with HARPS-N at TNG . XIV. Investigating giant planet migration history via improved eccentricity and mass determination for 231 transiting planets
Bonomo et al. 2017 | Reference Overview -
High-precision photometry by telescope defocussing - VIII. WASP-22, WASP-41, WASP-42 and WASP-55
Southworth et al. 2016 | Reference Overview -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
New and updated stellar parameters for 90 transit hosts. The effect of the surface gravity
Mortier et al. 2013 | Reference Overview -
WASP-42 b and WASP-49 b: two new transiting Saturns
Lendl et al. 2012 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview
- 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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