K2-231 Overview
K2-231
1.03
R⦿
5330.33
K
K2-231 b
0.223
RJup
- Other Data
- Bibliography 7
- Nearby Data 5
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| K2-231 | K2-231 b | Transit | 2018 | Curtis et al. 2018 | Confirmed Planet |
- RA
- 19h16m22.04s
- Dec
- -15d46m16.38s
- Distance
-
321.215+4.198-4.093pc
- Parallax
- 3.0851100±0.0398685 mas
- Ecliptic Latitude
- 6.45241 deg
- Ecliptic Longitude
- 288.4681 deg
- Galactic Latitude
- -12.52792 deg
- Galactic Longitude
- 21.45369 deg
- Total Proper Motion
- 26.0260755±0.0571808 mas/yr
- Proper Motion (RA)
- -0.9370810±0.0653770 mas/yr
- Proper Motion (Dec)
- -26.0092000±0.0571694 mas/yr
- Photometry
-
mV12.768±0.103
-
mTESS12.0386±0.0061
-
mJ11.294±0.024
-
mH11.004±0.026
-
mKs10.859±0.023
-
mKep12.507
-
mW110.766±0.022
-
mW210.813±0.020
-
mW310.935±0.133
-
mW48.343
-
mGaia12.559300±0.000203
-
mB13.500±0.026
-
Mission
- K2 : Observed in Campaign 7
| Source | TICv8 | Gaia DR2 | Curtis et al. 2018 | Kruse et al. 2019 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|
|
Teff
(K)
|
5478.000+116.911-191.080
|
5330.3335+22.6665-54.3335
|
5695±50 | --- | ||
|
L✶
(log10(L⦿))
|
-0.05899178+0.02248503-0.03511282
|
-0.11208091+0.00827530-0.00843599
|
--- | --- | ||
|
γ
(km/s)
|
--- | 42.175831690455183±2.027150018227234 | 41.576±0.004 | --- | ||
|
R✶
(R⦿)
|
1.0373200+0.0691945-0.0466246
|
1.0306315+0.0213367-0.0087096
|
0.95±0.03 |
1.0306 +0.0087-0.0213
|
||
|
Metallicity
(dex)
|
--- | --- | 0.14±0.04 [Fe/H] | --- | ||
|
v sin i
(km/s)
|
--- | --- | 2.0±0.5 | --- | ||
|
Age
(Gyr)
|
--- | --- | 3.00±0.25 | --- | ||
|
M✶
(M⦿)
|
0.9590000+0.1261290-0.1188050
|
--- | 1.01±0.03 | --- | ||
|
log g
(log10(cm/s2))
|
4.3880600+0.0763177-0.0876185
|
--- | 4.48±0.03 | --- | ||
|
ρ✶
(g/cm3)
|
1.2112847+0.3075212-0.2481167
|
--- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Curtis et al. 2018 | Kruse et al. 2019 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|
|
a/R✶
|
27.0+4.8-4.1
|
32.4 +9.9-4.6
|
||
|
P
(days)
|
13.841901±0.001352 |
13.84457 +0.00100-0.00154
|
||
|
Rp
(R⨁)
|
2.5±0.2 |
2.79 +0.12-0.21
|
||
|
Rp
(RJup)
|
0.22±0.02 |
0.249 +0.011-0.019
|
||
|
Rp/R✶
|
0.0239+0.0020-0.0012
|
0.0248 +0.0011-0.0018
|
||
|
δ
(%)
|
--- |
0.0635 +0.0027-0.0028
|
||
|
T14
(hours)
|
2.94+2.02-1.15
|
2.95200+0.16800-0.19200
|
||
|
TC
(days)
|
2457320.00164+0.00354-0.00340
|
2457306.1493 +0.0036-0.0029
|
||
|
b
|
0.55+0.23-0.37
|
--- | ||
|
i
(deg)
|
88.6+0.9-0.6
|
--- |
- Known Objects
- 1 Confirmed Planets
- 1 K2 Targets
- 10 2MASS Point Source Catalog
- Data Files
- 1 K2 Time Series
- 1 Associated Literature Data
-
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 -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
K2-231 b: A Sub-Neptune Exoplanet Transiting a Solar Twin in Ruprecht 147
Curtis et al. 2018 | 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
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