K2-141 Overview
K2-141
0.68
R⦿
4570.00
K
K2-141 b
0.135
RJup
K2-141 c
0.624
RJup
- Other Data
- Bibliography 10
- Exoplanet Archive Notes 1
- Nearby Data 5
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| K2-141 | K2-141 b | Transit | 2018 | Malavolta et al. 2018 | Confirmed Planet |
| K2-141 | K2-141 c | Transit | 2018 | Malavolta et al. 2018 | Confirmed Planet |
K2-141 c
- Planet mass and RV semi-amplitude are two-sigma upper limits. (Malavolta et al. 2018)
- RA
- 23h23m40.09s
- Dec
- -01d11m21.06s
- Distance
-
61.8736+0.1662-0.1654pc
- Parallax
- 16.1332000±0.0429849 mas
- Ecliptic Latitude
- 2.50692 deg
- Ecliptic Longitude
- 351.18323 deg
- Galactic Latitude
- -56.5953 deg
- Galactic Longitude
- 80.19878 deg
- Total Proper Motion
- 118.9035436±0.0685131 mas/yr
- Proper Motion (RA)
- 116.1680000±0.0688865 mas/yr
- Proper Motion (Dec)
- 25.3584000±0.0601448 mas/yr
- Photometry
-
mV11.454±0.023
-
mTESS10.0298±0.0060
-
mJ9.086±0.021
-
mH8.524±0.053
-
mKs8.401±0.023
-
mKep10.619
-
mW18.311±0.024
-
mW28.391±0.020
-
mW38.311±0.023
-
mW47.930±0.223
-
mIc---
-
mGaia10.721700±0.000692
-
mB12.139±0.329
-
mg11.9478000±0.0006742
-
mi10.3734000±0.0005276
-
mr10.7258000±0.0005169
-
mu15.630500±0.009537
-
mz10.9381000±0.0021332
-
Mission
- K2 : Observed in Campaign 12
| Source | Bonomo et al. 2023 | TICv8 | Dai et al. 2019 | Gaia DR2 | Barragán et al. 2018 | Malavolta et al. 2018 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
4570±100 |
4477.000+112.092-137.278
|
4599±79 |
4623.045+192.955-138.095
|
4373±57 | 4599±79 | 4477.0±124.7 | ||
|
Metallicity
(dex)
|
0.0±0.1 [Fe/H] | --- |
0.060+0.080-0.100
[Fe/H]
|
--- | 0.030±0.100 [Fe/H] |
-0.060+0.080-0.100
[Fe/H]
|
--- | ||
|
Age
(Gyr)
|
6.30+6.60-4.70
|
--- | --- | --- | 0.740±0.360 |
6.30+6.60-4.70
|
--- | ||
|
M✶
(M⦿)
|
0.708±0.028 |
0.7000000+0.0915743-0.0798349
|
0.706+0.021-0.015
|
--- | 0.662±0.022 | 0.708±0.028 | --- | ||
|
R✶
(R⦿)
|
0.681±0.018 |
0.7245090+0.0650849-0.0509955
|
0.6862+0.0066-0.0080
|
0.6620954+0.0414005-0.0519914
|
0.674±0.039 | 0.681±0.018 | 0.72±0.06 | ||
|
Prot
(days)
|
15.17+3.63-2.36
|
--- | --- | --- | 14.03±0.09 | --- | --- | ||
|
log g
(log10(cm/s2))
|
--- |
4.5630800+0.1182830-0.0887877
|
4.62+0.02-0.03
|
--- | 4.584±0.051 |
4.62+0.02-0.03
|
4.56±0.10 | ||
|
L✶
(log10(L⦿))
|
--- |
-0.7212693+0.0231860-0.0214038
|
--- |
-0.74375162+0.00167631-0.00168283
|
--- | -0.75±0.04 | --- | ||
|
ρ✶
(g/cm3)
|
--- |
2.5949686+1.0146435-0.5834665
|
3.86+0.16-0.18
|
--- |
3.05+0.61-0.48
|
3.164±0.227 | --- | ||
|
v sin i
(km/s)
|
--- | --- | --- | --- | 3.0±1.7 | --- | --- | ||
|
Sp. T
|
--- | --- | --- | --- | K7 V | --- | --- | ||
|
γ
(km/s)
|
--- | --- | --- | -3.619132379373763±0.377591899443711 | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Bonomo et al. 2023 | Dai et al. 2019 | Barragán et al. 2018 | Malavolta et al. 2018 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|
|
a/R✶
|
--- | --- |
2.31+0.08-0.19
|
2.292+0.053-0.060
|
--- | ||
|
ω
(deg)
|
--- | --- | --- | 90 | --- | ||
|
Mp
(M⨁)
|
4.97+0.35-0.34
|
5.16+0.35-0.34
|
5.31±0.46 | 5.08±0.41 | --- | ||
|
Mp
(MJup)
|
0.0156+0.0011-0.0011
|
0.0162+0.0011-0.0011
|
0.0167±0.0014 | 0.0160±0.0013 | --- | ||
|
e
|
0 | --- | 0 | 0 | --- | ||
|
i
(deg)
|
86.3+2.7-3.6
|
--- | 90±10 |
86.3+2.7-3.6
|
--- | ||
|
P
(days)
|
0.2803244±0.0000015 | 0.280 | 0.2803226±0.0000013 | 0.2803244±0.0000015 | 0.2803246±0.0000001 | ||
|
ρ
(g/cm3)
|
7.93+1.00-0.91
|
8.5+1.3-1.2
|
8.00+1.83-1.45
|
8.2±1.1 | --- | ||
|
Rp
(R⨁)
|
1.510±0.050 |
1.493+0.041-0.035
|
1.54+0.10-0.09
|
1.51±0.05 | 1.648290±0.145724 | ||
|
Rp
(RJup)
|
0.1347±0.0045 |
0.1332+0.0037-0.0031
|
0.137+0.009-0.008
|
0.135±0.004 | 0.1470508±0.0130006 | ||
|
Rp/R✶
|
--- |
0.01993+0.00052-0.00042
|
0.02088+0.00053-0.00039
|
0.02037±0.00046 | --- | ||
|
K
(m/s)
|
6.10±0.39 |
6.36+0.41-0.40
|
6.74±0.56 | 6.25±0.48 | --- | ||
|
TC
(days)
|
2457744.07160±0.00022 | --- |
2457738.46540+0.00023-0.00021
|
2457744.07160±0.00022 | 2460232.5130710±0.0005955 | ||
|
Teq
(K)
|
2103±56 | --- |
2039+87-48
|
--- | 2211 | ||
|
S
(S⨁)
|
3260+370-330
|
--- | --- | --- | 3967.92 | ||
|
a
(au)
|
0.00747±0.00010 | --- |
0.00716+0.00055-0.00065
|
--- | --- | ||
|
b
|
--- | --- |
-0.010+0.380-0.350
|
--- | --- | ||
|
T14
(hours)
|
--- | --- | 0.94±0.02 | --- | 0.8680±0.1340 | ||
|
δ
(%)
|
--- | --- | --- | --- | 0.05070000±0.00319939 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Bonomo et al. 2023 | Malavolta et al. 2018 |
|---|---|---|
|
Teq
(K)
|
695±18 | --- |
|
S
(S⨁)
|
39.1±4.3 | --- |
|
Mp
(M⨁)
|
<8.0 | <7.4 |
|
Mp
(MJup)
|
<0.025 | <0.023 |
|
e
|
<0.092 | 0 |
|
i
(deg)
|
87.2+1.6-2.0
|
87.2+1.6-2.0
|
|
P
(days)
|
7.74850±0.00022 | 7.74850±0.00022 |
|
ρ
(g/cm3)
|
<0.081 | --- |
|
Rp
(R⨁)
|
7.00+4.60-2.80
|
7.00+4.60-2.80
|
|
Rp
(RJup)
|
0.624+0.410-0.250
|
0.624+0.410-0.250
|
|
K
(m/s)
|
<3.2 | <3 |
|
a
(au)
|
0.06830±0.00091 | --- |
|
TC
(days)
|
2457751.15460±0.00000 | 2457751.1546±0.0010 |
|
a/R✶
|
--- |
21.59+0.71-0.74
|
|
ω
(deg)
|
--- | 90 |
|
Rp/R✶
|
--- |
0.0940+0.0610-0.0370
|
- Known Objects
- 2 Confirmed Planets
- 1 K2 Targets
- 1 2MASS Point Source Catalog
- Data Files
- 1 K2 Time Series
- 2 Associated Literature Data
-
Cold Jupiters and improved masses in 38 Kepler and K2 small-planet systems from 3661 high-precision HARPS-N radial velocities. No excess of cold Jupiters in small-planet systems
Bonomo et al. 2023 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Homogeneous Analysis of Hot Earths: Masses, Sizes, and Compositions
Dai et al. 2019 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
K2-141 b. A 5-M⊕ super-Earth transiting a K7 V star every 6.7 h
Barragán et al. 2018 | Reference Overview -
An Ultra-short Period Rocky Super-Earth with a Secondary Eclipse and a Neptune-like Companion around K2-141
Malavolta et al. 2018 | Reference Overview -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI -
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
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