K2-174 Overview
K2-174
0.64
R⦿
4500.00
K
K2-174 b
0.232
RJup
Discovery Data
| Host | Planet | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|---|
| K2-174 | K2-174 b | 19.56 d | 2.6 R⨁ | Transit | 2018 | Mayo et al. 2018 | Confirmed Planet |
K2-174 b
- Equilibrium temperature was calculated assuming a Bond albedo of 0.3. (Livingston et al. 2019)
- RA
- 04h03m10.31s
- Dec
- +16d20m49.80s
- Distance
-
99.92930+0.36070-0.35810pc
- Parallax
- 9.97830000±0.03571880 mas
- Ecliptic Latitude
- -4.2976 deg
- Ecliptic Longitude
- 61.99037 deg
- Galactic Latitude
- -26.34917 deg
- Galactic Longitude
- 175.58217 deg
- Total Proper Motion
- 69.8701912±0.0494087 mas/yr
- Proper Motion (RA)
- 31.845300±0.072671 mas/yr
- Proper Motion (Dec)
- -62.1910000±0.0411898 mas/yr
- Photometry
-
mV12.456±0.069
-
mTESS11.2723±0.0060
-
mJ10.231±0.021
-
mH9.649±0.022
-
mKs9.496±0.017
-
mKep12.034
-
mW19.436±0.023
-
mW29.507±0.020
-
mW39.362001±0.043000
-
mW48.935±0.487
-
mGaia12.008200±0.000186
-
mB13.657±0.019
-
Mission
- K2 : Observed in Campaign 4
| Source | TICv8 | Livingston et al. 2019 | Gaia DR2 | Mayo et al. 2018 | Kruse et al. 2019 | Dressing et al. 2017 | ExoFOP | Barros et al. 2016 | Crossfield et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
4246.810+88.703-128.487
|
4455+31-29
|
4430.37+170.21-161.31
|
4500.0±50.0 | --- | --- | 4246.8±108.6 | --- | 4581 | ||
|
Metallicity
(dex)
|
-0.0294160±0.0317855 [M/H] |
0.113+0.065-0.071
[Fe/H]
|
--- | -0.24±0.08 [Fe/H] | --- | --- | --- | --- | --- | ||
|
M✶
(M⦿)
|
0.6600000+0.0777636-0.0874677
|
0.700+0.025-0.023
|
--- |
0.668401 +0.021813-0.021154
|
--- | --- | --- | --- | --- | ||
|
R✶
(R⦿)
|
0.7588920+0.0742382-0.0476513
|
0.676±0.008 |
0.66916263+0.05152520-0.04859880
|
0.639080 +0.020199-0.018776
|
0.669 +0.049-0.052
|
--- | 0.758891999721527±0.060944800000000 | --- | 0.673±0.052 | ||
|
log g
(log10(cm/s2))
|
4.497250+0.106649-0.092960
|
4.625±0.017 | --- | 4.62±0.1 | --- | --- | 4.5±0.1 | --- | 4.645±0.055 | ||
|
ρ✶
(g/cm3)
|
2.1289787+0.7576745-0.4963547
|
3.21+0.15-0.14
|
--- | --- | --- | --- | --- | --- | --- | ||
|
L✶
(log10(L⦿))
|
-0.7726942+0.0300009-0.0194975
|
--- |
-0.80848192+0.00234772-0.00236048
|
--- | --- | --- | --- | --- | --- | ||
|
γ
(km/s)
|
--- | --- | -0.6700429896874756±0.4634143851702674 | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Livingston et al. 2019 | Mayo et al. 2018 | Kruse et al. 2019 | Dressing et al. 2017 | ExoFOP | Barros et al. 2016 | Crossfield et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|
|
P
(days)
|
19.562307+0.000078-0.000076
|
19.562743 +0.000755-0.000726
|
19.56236 +0.00059-0.00058
|
19.56325 +0.00264-0.00242
|
19.5620457936417±0.0002865959000 | 19.56614010 | 19.5640±0.0014 | ||
|
Rp
(R⨁)
|
2.6±0.1 |
2.49179900823 +0.175583503468-0.0980717898469
|
2.78 +0.30-0.32
|
2.59 +0.17-0.15
|
3.28708684369434±0.37562850000000 | --- | 2.59±0.23 | ||
|
Rp
(RJup)
|
0.23±0.01 |
0.2223034176 +0.0156645110-0.0087493791
|
0.248 +0.03-0.029
|
0.231 +0.015-0.013
|
0.293254750960035±0.033511387882040 | --- | 0.231±0.021 | ||
|
Rp/R✶
|
0.036±0.001 |
0.035746 +0.002251-0.000936
|
0.0381 +0.0030-0.0033
|
0.035±0.001 | --- | --- | 0.0349±0.0015 | ||
|
T14
(hours)
|
5.81±0.05 | --- |
6.21600+0.16800-0.19200
|
--- | 6.42314165977034±0.53254880000000 |
6.22700+0.11600-0.11600
|
6.05088±0.08808 | ||
|
TC
(days)
|
2457083.77917+0.00095-0.00094
(BJD)
|
2457064.21606 +0.001133-0.001186
|
2457064.2158±0.0011
(BJD)
|
2457083.779±0.003
(BJD)
|
2459450.83655000±0.00482444
(BJD)
|
2457064.206931
(BJD)
|
2457083.7793±0.0014
(BJD)
|
||
|
a/R✶
|
26.6±0.2 |
23.488220 +2.238887-4.241580
|
19.0 +3.4-5.3
|
38.63 | --- | --- | --- | ||
|
Teq
(K)
|
455±5 | --- | --- | --- | 464.010007691705 | --- | --- | ||
|
b
|
0.02+0.03-0.02
|
--- | --- | --- | --- | --- | --- | ||
|
i
(deg)
|
89.95+0.04-0.05
|
88.943543 +0.711190-0.956656
|
--- | 89.74 | --- | --- | --- | ||
|
a
(au)
|
0.126±0.001 | --- | --- | --- | --- | --- | --- | ||
|
S
(S⨁)
|
--- | --- | --- | --- | 10.9554542990547 | --- | --- | ||
|
δ
(%)
|
--- | --- | 0.15±0.0022 | --- | 0.139781489854567±0.009203474400000 | 0.135±0.002 | --- |
- Known Objects
- 1 Confirmed Planets
- 1 K2 Targets
- 1 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 -
Spitzer Transit Follow-up of Planet Candidates from the K2 Mission
Livingston et al. 2019 | 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 -
Characterizing K2 Candidate Planetary Systems Orbiting Low-mass Stars. II. Planetary Systems Observed During Campaigns 1-7
Dressing et al. 2017 | Reference Overview -
ExoFOP TOI Table
ExoFOP -
New planetary and eclipsing binary candidates from campaigns 1-6 of the K2 mission
Barros et al. 2016 | Reference Overview -
197 Candidates and 104 Validated Planets in K2’s First Five Fields
Crossfield 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
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