WASP-157 Overview
WASP-157
1.04
R⦿
5773.00
K
WASP-157 b
0.998
RJup
- Architecture
- WASP-157
- WASP-157
Discovery Data
| Host | Planet | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|---|
| WASP-157 | WASP-157 b | 3.95 d | 11.19 R⨁ | Transit | 2016 | Močnik et al. 2016 | Confirmed Planet |
- RA
- 13h26m37.24s
- Dec
- -08d19m03.49s
- Distance
-
334.037+6.510-6.270pc
- Parallax
- 2.9662800±0.0568149 mas
- Ecliptic Latitude
- .71735 deg
- Ecliptic Longitude
- 203.11132 deg
- Galactic Latitude
- 53.54342 deg
- Galactic Longitude
- 317.68341 deg
- Total Proper Motion
- 32.9093707±0.0999896 mas/yr
- Proper Motion (RA)
- -31.72770±0.10126 mas/yr
- Proper Motion (Dec)
- -8.739550±0.081415 mas/yr
- Photometry
-
mV12.397±0.092
-
mTESS11.7283±0.0061
-
mJ11.110±0.026
-
mH10.799±0.023
-
mKs10.764±0.023
-
mKep12.193
-
mW110.708±0.024
-
mW210.754±0.021
-
mW310.676±0.092
-
mW49.154
-
mGaia12.181800±0.000262
-
mB12.958±0.635
-
Abundances
(Hypatia Catalog) -
[Fe/H] 0.24±0.04 dex
-
[C/H] 0.38±0.09 dex
-
Mission
- K2 : Observed in Campaigns 6, 17
| Source | TICv8 | Livingston et al. 2018 | Gaia DR2 | Mayo et al. 2018 | Močnik et al. 2016 | Kruse et al. 2019 | Petigura et al. 2018 | Barros et al. 2016 | Pope et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
5753.000+131.704-121.720
|
5772±86 |
5620.3667+210.6330-153.7920
|
5773.0±50.0 | 5838±140 | --- | --- | --- | --- | ||
|
Metallicity
(dex)
|
--- | 0.25±0.06 [Fe/H] | --- | 0.31±0.08 [Fe/H] | 0.34±0.09 [Fe/H] | --- | --- | --- | --- | ||
|
M✶
(M⦿)
|
1.029000+0.106546-0.149879
|
1.06±0.04 | --- |
1.067878 +0.035082-0.032007
|
1.26±0.12 | --- | --- | --- | --- | ||
|
R✶
(R⦿)
|
1.10289+0.05200-0.06000
|
1.10±0.03 |
1.1296002+0.0644523-0.0801351
|
1.040024 +0.086825-0.054359
|
1.134±0.051 |
1.130 +0.080-0.064
|
1.20 | --- | --- | ||
|
log g
(log10(cm/s2))
|
4.3654200+0.0971166-0.0559621
|
4.38±0.03 | --- | 4.43±0.1 | 4.5±0.2 | --- | --- | --- | --- | ||
|
L✶
(log10(L⦿))
|
0.079338649+0.026948313-0.016596513
|
--- |
0.059602832+0.010939779-0.011222487
|
--- | --- | --- | --- | --- | --- | ||
|
ρ✶
(g/cm3)
|
1.0813875+0.2796109-0.1900925
|
1.400+0.099-0.094
|
--- | --- | 1.21±0.20 | --- | --- | --- | --- | ||
|
γ
(km/s)
|
--- | --- | --- | --- | -21.9522±0.0026 | --- | --- | --- | --- | ||
|
v sin i
(km/s)
|
--- | --- | --- | --- | 1.0±0.9 | --- | --- | --- | --- | ||
|
Age
(Gyr)
|
--- | --- | --- | --- |
1.6+2.5-0.8
|
--- | --- | --- | --- | ||
|
Sp. T
|
--- | --- | --- | --- | G2 V | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Livingston et al. 2018 | Kokori et al. 2023 | Kokori et al. 2022 | Mayo et al. 2018 | Močnik et al. 2016 | Kruse et al. 2019 | Petigura et al. 2018 | Barros et al. 2016 | Pope et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
a/R✶
|
10.49+0.26-0.23
|
10.04±0.04 | --- |
10.270030 +0.432233-0.347734
|
--- |
10.31 +0.35-0.51
|
--- | --- | --- | ||
|
i
(deg)
|
--- |
84.93+0.45-0.21
|
--- |
85.090391 +0.304004-0.276621
|
84.93+0.45-0.21
|
--- | --- | --- | --- | ||
|
P
(days)
|
3.951623±0.000018 | 3.95161588±0.00000030 | 3.951605±0.000003 |
3.951626 +0.000008-0.000009
|
3.9516205±0.0000040 |
3.9516283 +0.0000084-0.0000086
|
3.951623 +0.000019-0.000018
|
3.95169560 | 3.952 | ||
|
Rp
(R⨁)
|
11.19±0.28 | --- | --- |
10.768616558 +0.974295217492-0.656209075137
|
11.94±0.53 |
11.81 +0.91-0.93
|
12.0 +1.7-1.3
|
--- | --- | ||
|
Rp
(RJup)
|
0.9983±0.0250 | --- | --- |
0.960711621 +0.086920797-0.058543052
|
1.065±0.047 |
1.054 +0.081-0.083
|
1.07 +0.15-0.12
|
--- | --- | ||
|
Rp/R✶
|
0.0935±0.0009 | 0.0944±0.0019 | --- |
0.094926 +0.003311-0.002974
|
--- |
0.0959 +0.0028-0.0052
|
0.0917±0.0011 | --- | 0.078771 | ||
|
TC
(days)
|
2457222.23863±0.00019
(BJD)
|
2457846.594001±0.000036
(BJD-TDB)
|
2457265.70719±0.00009
(BJD-TDB)
|
2457218.28702 +0.000104-0.000099
|
2457257.803194±0.000088
(BJD)
|
2457218.287±0.00010
(BJD)
|
2457222.23864±0.000196
(BJD)
|
2457226.190233
(BJD)
|
2457218.287
(BJD)
|
||
|
Teq
(K)
|
1193±24 | --- | --- | --- | 1339±93 | --- | --- | --- | --- | ||
|
b
|
0.87±0.01 | --- | --- | --- |
0.887+0.015-0.044
|
--- | 0.85±0.01 | --- | 0.159 | ||
|
a
(au)
|
0.0499±0.0006 | --- | --- | --- | 0.0529±0.0017 | --- | --- | --- | --- | ||
|
δ
(%)
|
--- | --- | --- | --- | 0.891±0.035 |
0.7628 +0.0037-0.0038
|
--- | 0.75±0.005 | 0.6205 | ||
|
T14
(hours)
|
--- | --- | --- | --- | 1.95±0.10 |
1.93920+0.02400-0.02640
|
1.82880+0.01920-0.03120
|
1.85300+0.02000-0.02000
|
1.41600 | ||
|
Mp
(M⨁)
|
--- | --- | --- | --- | 182±30 | --- | --- | --- | --- | ||
|
Mp
(MJup)
|
--- | --- | --- | --- | 0.574±0.093 | --- | --- | --- | --- | ||
|
e
|
--- | --- | --- | --- | 0 | --- | --- | --- | --- | ||
|
ρ
(g/cm3)
|
--- | --- | --- | --- | 0.64±0.13 | --- | --- | --- | --- | ||
|
K
(m/s)
|
--- | --- | --- | --- | 61.6±3.8 | --- | --- | --- | --- |
- Known Objects
- 1 Confirmed Planets
- 2 K2 Targets
- 2 2MASS Point Source Catalog
- Data Files
- 2 K2 Time Series
- 1 Associated Literature Data
-
ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 | Reference Overview -
ExoClock Project. II. A Large-scale Integrated Study with 180 Updated Exoplanet Ephemerides
Kokori et al. 2022 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Detection of Hundreds of New Planet Candidates and Eclipsing Binaries in K2 Campaigns 0-8
Kruse et al. 2019 | Reference Overview -
Sixty Validated Planets from K2 Campaigns 5-8
Livingston et al. 2018 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
275 Candidates and 149 Validated Planets Orbiting Bright Stars in K2 Campaigns 0-10
Mayo et al. 2018 | Reference Overview -
Planet Candidates from K2 Campaigns 5─8 and Follow-up Optical Spectroscopy
Petigura et al. 2018 | Reference Overview -
WASP-157b, a Transiting Hot Jupiter Observed with K2
Močnik et al. 2016 | Reference Overview -
New planetary and eclipsing binary candidates from campaigns 1-6 of the K2 mission
Barros et al. 2016 | Reference Overview -
Transiting exoplanet candidates from K2 Campaigns 5 and 6
Pope et al. 2016 | Reference Overview -
The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 138,600 Targets in Campaigns 1-8
EPIC Catalog | Reference Overview -
All WISE Data Release
Cutri et al. 2014 | 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
- Search
- Browse
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