K2-19 Overview
K2-19
0.81
R⦿
5519.00
K
K2-19 d
0.099
RJup
K2-19 b
0.624
RJup
K2-19 c
0.366
RJup
- Other Data
- Bibliography 20
- Exoplanet Archive Notes 4
- Nearby Data 5
Discovery Data
Host | Planet | Method | Year | Reference | Disposition |
---|---|---|---|---|---|
K2-19 | K2-19 d | Transit | 2016 | Dai et al. 2016 | Confirmed Planet |
K2-19 | K2-19 b | Transit | 2015 | Dai et al. 2016 | Confirmed Planet |
K2-19 | K2-19 c | Transit | 2015 | Dai et al. 2016 | Confirmed Planet |
K2-19 b
- Candidate identifier changed to match previous publication. (Vanderburg et al. 2016)
- Candidate identifier changed to match previous publication. (Kruse et al. 2019)
- Candidate identifier changed to match previous publication. (Vanderburg et al. 2016)
- Candidate identifier changed to match previous publication. (Kruse et al. 2019)
- RA
- 11h39m50.46s
- Dec
- +00d36m12.95s
- Distance
-
289.827+5.680-5.469pc
- Parallax
- 3.4229800±0.0658381 mas
- Ecliptic Latitude
- -1.44837 deg
- Ecliptic Longitude
- 175.13098 deg
- Galactic Latitude
- 58.39355 deg
- Galactic Longitude
- 267.02928 deg
- Total Proper Motion
- 19.2996223±0.1019238 mas/yr
- Proper Motion (RA)
- -18.787800±0.103537 mas/yr
- Proper Motion (Dec)
- 4.4152000±0.0662335 mas/yr
- Photometry
-
mV13.024±0.092
-
mTESS12.3049±0.0068
-
mJ11.596±0.024
-
mH11.208±0.022
-
mKs11.161±0.026
-
mKep12.806
-
mW111.105±0.023
-
mW211.152±0.021
-
mW310.922±0.118
-
mW48.978
-
mGaia12.815300±0.000455
-
mB13.798±0.020
-
mg13.8193000±0.0022231
-
mi12.7544000±0.0023179
-
mr12.8409000±0.0010122
-
mu15.863900±0.009394
-
mz13.8979000±0.0090665
-
Abundances
(Hypatia Catalog) -
[Fe/H] 0.05±0.04 dex
-
[C/H] -0.01±0.09 dex
-
[O/H] -0.08±0.09 dex
-
[Na/H] -0.16±0.04 dex
-
[Mg/H] 0.03±0.07 dex
-
[Al/H] -0.09±0.06 dex
-
[Si/H] 0.02±0.05 dex
-
[Ca/H] 0.06±0.06 dex
-
[Y/H] 0.15±0.08 dex
-
-
Mission
- K2 : Observed in Campaign 1
Source | Petigura et al. 2020 | TICv8 | Gaia DR2 | Mayo et al. 2018 | Nespral et al. 2017 | Crossfield et al. 2016 | Sinukoff et al. 2016 | Dai et al. 2016 | Barros et al. 2015 | Narita et al. 2015 | Armstrong et al. 2015 | Montet et al. 2015 | Kruse et al. 2019 | Kruse et al. 2019 | ExoFOP-TESS TOI | Barros et al. 2016 | Vanderburg et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Teff
(K)
|
5322±100 |
5322.0000+132.9670-75.6606
|
5336.3335+147.8670-145.6840
|
5391.0±50.0 | 5250±70 | 5748±245 | 5430±60 | 5430±60 | 5390±180 | 5345±17 | 5230±417 |
5519+49-82
|
--- | --- | 5322.000±104.314 | --- | 5368 | ||
Metallicity
(dex)
|
0.060±0.050 [Fe/H] | 0.050±0.100 [M/H] | --- | -0.03±0.08 [Fe/H] | 0.10±0.05 [Fe/H] | --- | 0.10±0.04 [Fe/H] | 0.10±0.04 [Fe/H] | 0.19±0.12 [Fe/H] | 0.07±0.03 [Fe/H] | 0.38±0.23 [Fe/H] | -0.27±0.10 [Fe/H] | --- | --- | --- | --- | --- | ||
M✶
(M⦿)
|
0.88±0.03 |
0.9200000+0.1192960-0.1084960
|
--- |
0.895163 +0.025646-0.030117
|
0.918±0.064 | 0.990±0.100 | 0.93±0.05 | 0.93±0.05 | 0.9490±0.0770 | 0.902±0.011 | 0.89±0.06 | 0.84±0.04 | --- | --- | --- | --- | --- | ||
R✶
(R⦿)
|
0.82±0.03 |
0.8404760+0.0387558-0.0463146
|
0.82338893+0.04686800-0.04380240
|
0.833805 +0.036282-0.026196
|
0.881±0.111 | 1.01±0.19 | 0.86±0.04 | 0.86±0.04 | 0.9130±0.0940 | 0.914±0.027 | 0.88±0.06 |
0.81+0.09-0.05
|
0.823 +0.044-0.047
|
0.823 +0.044-0.047
|
0.840475976467133±0.042535200000000 | --- | 0.84 | ||
γ
(km/s)
|
--- | --- | --- | --- | 7.31191±0.00179 | --- | --- | --- | 7.2296±0.0080 | --- | --- | --- | --- | --- | --- | --- | --- | ||
ρ✶
(g/cm3)
|
--- |
2.1846245+0.5940543-0.3342275
|
--- | --- | --- | --- | --- | --- | 1.76±0.46 | --- | --- | --- | --- | --- | --- | --- | --- | ||
log g
(log10(cm/s2))
|
4.51±0.08 |
4.5528000+0.0755021-0.0781447
|
--- | 4.6±0.1 | 4.50±0.10 | 4.43±0.13 | 4.63±0.10 | 4.63±0.07 | 4.493±0.085 | 4.394±0.050 | 4.52±0.22 | --- | --- | --- | 4.5528000±0.0768234 | --- | --- | ||
v sin i
(km/s)
|
--- | --- | --- | --- | 3.00±0.50 | --- | <2 | <2 | --- |
0.85+0.95-0.85
|
--- | --- | --- | --- | --- | --- | --- | ||
Age
(Gyr)
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | >8 | --- | --- | --- | --- | --- | --- | --- | ||
Sp. T
|
--- | --- | --- | --- | --- | --- | G9 V | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
L✶
(log10(L⦿))
|
--- |
-0.2919551+0.0185051-0.0212626
|
-0.30512339+0.01092738-0.01120944
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
Prot
(days)
|
--- | --- | --- | --- | 20.54±0.30 | --- | --- | 20.4±2.7 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit Timing Variations, Transit
Source | Petigura et al. 2020 | Mayo et al. 2018 | Crossfield et al. 2016 | Sinukoff et al. 2016 | Dai et al. 2016 | Vanderburg et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|---|---|---|
Mp
(M⨁)
|
<10 | --- | --- | --- | <14.0 | --- | ||
Mp
(MJup)
|
<0.03 | --- | --- | --- | <0.0440 | --- | ||
e
|
--- | --- | --- | --- | 0 | --- | ||
P
(days)
|
2.5081±0.0002 |
2.508283 +0.000309-0.000305
|
2.50858±0.00040 | 2.50856±0.00041 | 2.50856±0.00041 | 2.5084894 | ||
ρ
(g/cm3)
|
--- | --- | --- | --- | <51.4 | --- | ||
Rp
(R⨁)
|
1.11±0.05 |
1.1587657727 +0.114811696213-0.080811280694
|
1.22±0.27 | 1.14±0.13 | 1.14±0.13 | 1.26 | ||
Rp
(RJup)
|
0.0990±0.0045 |
0.1033781580 +0.0102428135-0.0072094996
|
0.109±0.024 | 0.102±0.012 | 0.102±0.012 | 0.112 | ||
K
(m/s)
|
--- | --- | --- | --- | <6.9 | --- | ||
TC
(days)
|
2456854.0726±0.0018 |
2456811.43072 +0.006023-0.006537
|
2456811.4284±0.0080 | 2456808.9207±0.0086 | 2456808.9207±0.0086 | 2456811.428 | ||
b
|
--- | --- | --- |
0.59+0.26-0.38
|
--- | 0.61 | ||
Rp/R✶
|
0.0124±0.0004 |
0.012741 +0.001134-0.000793
|
0.0110±0.0012 | 0.01109±0.00116 | --- | 0.01312 | ||
δ
(%)
|
--- | --- | --- | --- | --- | 0.0190 | ||
T14
(hours)
|
--- | --- | 1.93±0.25 | 2.170±0.328 | --- | 2.08000 | ||
a/R✶
|
--- |
7.582944 +1.256606-2.237051
|
--- |
7.8310+1.9400-2.4600
|
--- | --- | ||
Teq
(K)
|
--- | --- | --- | 1252±36 | --- | --- | ||
S
(S⨁)
|
--- | --- | 766±324 | 583.5±66.7 | --- | --- | ||
i
(deg)
|
90.8±0.7 |
86.551882 +2.489191-5.076999
|
--- |
85.83+2.97-4.74
|
--- | --- | ||
a
(au)
|
--- | --- | 0.0360±0.0012 | 0.0344±0.0006 | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit Timing Variations, Transit
Source | Petigura et al. 2020 | Kokori et al. 2023 | Mayo et al. 2018 | Nespral et al. 2017 | Crossfield et al. 2016 | Sinukoff et al. 2016 | Dai et al. 2016 | Narita et al. 2015 | Barros et al. 2015 | Armstrong et al. 2015 | Montet et al. 2015 | Kruse et al. 2019 | ExoFOP-TESS TOI | Barros et al. 2016 | Vanderburg et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
a/R✶
|
--- | 19.66±0.27 |
19.554603 +0.451397-1.232328
|
--- | --- |
18.50+0.35-0.69
|
--- |
19.35+0.56-1.45
|
--- | --- | 18.35±1.89 |
19.54 +1.04-0.48
|
--- | --- | --- | ||
i
(deg)
|
91.5±0.1 | 89.5±0.4 |
89.374764 +0.454318-0.675587
|
--- | --- | 89.47±0.41 | --- | --- |
88.87+0.16-0.60
|
88.83+1.08-0.89
|
--- | --- | --- | --- | --- | ||
P
(days)
|
7.9222±0.0001 | 7.920978±0.000019 |
7.919493 +0.000047-0.000049
|
7.91951+0.00040-0.00012
|
7.919520±0.000054 | 7.91940±0.00005 | 7.91940±0.00005 | 7.920994±0.000071 | 7.921101±0.000069 |
7.919454+0.000081-0.000078
|
7.91943±0.00007 |
7.919454 +0.000040-0.000042
|
7.91778552859751±0.00061280356000 | 7.91952314 | 7.9194979 | ||
Rp/R✶
|
0.0777±0.0006 | 0.0754±0.0006 |
0.074234 +0.001446-0.000970
|
--- | 0.07446±0.00057 |
0.07540+0.00060-0.00043
|
--- |
0.0737+0.0016-0.0011
|
0.07451+0.00140-0.00045
|
0.0753+0.0028-0.0015
|
--- |
0.0743 +0.0011-0.0020
|
--- | --- | 0.07517 | ||
TC
(days)
|
2456860.9023±0.0002 | 2456932.1950±0.0011 |
2456813.38334 +0.000265-0.000263
|
--- | 2456813.38319±0.00029 | 2456813.3837±0.0003 | 2456813.3837±0.0003 | 2456813.37624±0.00050 | 2456813.3767±0.0021 |
2456813.38345+0.00036-0.00039
|
2456813.3836±0.0005 |
2456813.38374 +0.00023-0.00022
|
2459554.0421780±0.0022734 | 2456829.222276 | 2456813.383 | ||
b
|
--- | --- | --- | --- | --- | 0.17±0.12 | --- |
0.233+0.213-0.163
|
--- | --- | --- | --- | --- | --- | 0.44 | ||
Rp
(R⨁)
|
7.0±0.2 | --- |
6.75148399725 +0.32187291925-0.229725641743
|
--- | 8.2±1.5 | 7.74±0.39 | 7.74±0.39 | 7.34±0.27 | 7.46±0.76 |
7.23+0.56-0.51
|
7.11±0.81 |
6.67 +0.37-0.42
|
6.59307856904515±0.72927785000000 | --- | 7.46 | ||
Rp
(RJup)
|
0.62±0.02 | --- |
0.6023270584 +0.0287155785-0.0204947490
|
--- | 0.73±0.13 | 0.691±0.035 | 0.691±0.035 | 0.655±0.024 | 0.666±0.068 |
0.645+0.050-0.045
|
0.634±0.072 |
0.595 +0.033-0.037
|
0.588196085398305±0.065061923962453 | --- | 0.666 | ||
δ
(%)
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
0.6673 +0.0051-0.005
|
0.615039843116387±0.025482172000000 | 0.667±0.009 | 0.665 | ||
T14
(hours)
|
--- | --- | --- | --- | 3.237±0.017 | 3.502±0.063 | --- |
3.269+0.048-0.034
|
--- | --- | --- |
3.26160+0.03600-0.03600
|
3.15063904531112±0.20482807000000 |
3.41500+0.07800-0.07800
|
3.31000 | ||
Mp
(M⨁)
|
32.4±1.7 | --- | --- | 54.4±8.9 | --- | --- |
28.5+5.4-5.0
|
--- | 44±12 | --- | --- | --- | --- | --- | --- | ||
Mp
(MJup)
|
0.102±0.005 | --- | --- | 0.171±0.028 | --- | --- |
0.0897+0.0170-0.0157
|
--- | 0.14±0.04 | --- | --- | --- | --- | --- | --- | ||
e
|
0.20±0.03 | --- | --- |
0.0230+0.2400-0.0200
|
--- | --- | 0 | --- |
0.119+0.082-0.035
|
0 | --- | --- | --- | --- | --- | ||
ρ
(g/cm3)
|
--- | --- | --- | --- | --- | --- |
0.334+0.081-0.077
|
--- |
0.492+0.260-0.092
|
--- | --- | --- | --- | --- | --- | ||
K
(m/s)
|
--- | --- | --- | 18.5±3.0 | --- | --- |
9.60+1.80-1.60
|
--- | --- | --- | --- | --- | --- | --- | --- | ||
Teq
(K)
|
--- | --- | --- | --- | --- | 854±24 | --- | --- | --- | --- | 913±48 | --- | 782.724206079252 | --- | --- | ||
S
(S⨁)
|
--- | --- | --- | --- | 165±70 | 125.9±14.4 | --- | --- | --- |
87.70+9.30-12.90
|
--- | --- | 88.7066259701789 | --- | --- | ||
a
(au)
|
--- | --- | --- | --- | 0.0775±0.0026 | 0.0740±0.0012 | --- | --- | 0.0762±0.0022 |
0.077+0.008-0.013
|
0.0735±0.0013 | --- | --- | --- | --- | ||
Tp
(days)
|
--- | --- | --- | 2456809.5±0.1 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
ω
(deg)
|
--- | --- | --- | 271±12 | --- | --- | --- | --- | 179±52 | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit Timing Variations, Transit
Source | Petigura et al. 2020 | Mayo et al. 2018 | Nespral et al. 2017 | Crossfield et al. 2016 | Sinukoff et al. 2016 | Dai et al. 2016 | Narita et al. 2015 | Barros et al. 2015 | Armstrong et al. 2015 | Montet et al. 2015 | Kruse et al. 2019 | Vanderburg et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
b
|
--- | --- | --- | --- |
0.630+0.200-0.390
|
--- |
0.367+0.260-0.246
|
--- | --- | --- | --- | 0.65 | ||
P
(days)
|
11.8993±0.0008 |
11.907625 +0.000242-0.000241
|
11.9066+0.0021-0.0014
|
11.90724±0.00025 | 11.90715±0.00150 | 11.90715±0.00150 | 12.0028±0.0092 | 11.90727±0.00058 |
11.90701+0.00039-0.00044
|
11.90691±0.00037 |
23.81486 +0.00050-0.00055
|
11.907670 | ||
Rp
(R⨁)
|
4.1±0.2 |
4.0516171391 +0.246217821716-0.149606312468
|
--- | 4.93±0.94 |
4.86+0.62-0.44
|
4.86+0.62-0.44
|
4.37±0.22 | 4.51±0.47 | 4.21±0.31 | 4.31±0.49 |
4.10 +0.24-0.36
|
4.43 | ||
Rp
(RJup)
|
0.37±0.02 |
0.3614610705 +0.0219660828-0.0133469812
|
--- | 0.440±0.084 |
0.434+0.055-0.039
|
0.434+0.055-0.039
|
0.390±0.020 | 0.402±0.042 | 0.376±0.028 | 0.385±0.044 |
0.37 +0.021-0.032
|
0.395 | ||
Rp/R✶
|
0.0458±0.0004 |
0.044549 +0.001890-0.000864
|
--- | 0.0444±0.0014 |
0.04727+0.00568-0.00352
|
--- |
0.0439+0.0018-0.0009
|
0.04515±0.00073 |
0.0439+0.0011-0.0012
|
--- |
0.0456 +0.0012-0.0030
|
0.04650 | ||
δ
(%)
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
0.2325 +0.004-0.0042
|
0.234 | ||
T14
(hours)
|
--- | --- | --- | 3.823±0.057 |
4.371+0.939-0.396
|
--- |
3.686+0.101-0.065
|
--- | --- | --- |
3.78480+0.07440-0.09600
|
3.88000 | ||
TC
(days)
|
2456853.0007±0.0004 |
2456817.27514 +0.000820-0.000821
|
--- | 2456817.27545±0.00087 | 2456817.2755±0.0051 | 2456817.2755±0.0051 | --- | 2456817.2755±0.0022 | 2456817.2759±0.0012 | 2456817.2764±0.0018 |
2456817.27527 +0.00090-0.00087
|
2456817.275 | ||
a/R✶
|
--- |
23.426382 +1.877730-4.032498
|
--- | --- |
18.10+5.06-6.18
|
--- |
24.09+1.72-3.01
|
--- | --- | 24.09±2.48 |
47.1 +7.6-3.3
|
--- | ||
Mp
(M⨁)
|
10.8±0.6 | --- |
7.50+3.00-1.40
|
--- | --- | 25.6±7.1 | --- |
15.9+7.7-2.8
|
--- | --- | --- | --- | ||
Mp
(MJup)
|
0.0340±0.0019 | --- |
0.0236+0.0094-0.0044
|
--- | --- | 0.0805±0.0223 | --- |
0.0500+0.0242-0.0088
|
--- | --- | --- | --- | ||
e
|
0.21±0.03 | --- |
0.183+0.283-0.003
|
--- | --- | 0 | --- | --- | 0 | --- | --- | --- | ||
ρ
(g/cm3)
|
--- | --- | --- | --- | --- | 1.18±0.57 | --- |
0.940+0.460-0.190
|
--- | --- | --- | --- | ||
K
(m/s)
|
--- | --- |
2.3+0.9-0.4
|
--- | --- | 7.5±2.1 | --- | --- | --- | --- | --- | --- | ||
Teq
(K)
|
--- | --- | --- | --- | 745±21 | --- | --- | --- | --- | 797±42 | --- | --- | ||
S
(S⨁)
|
--- | --- | --- | 96.0±40.0 | 73.1±8.4 | --- | --- | --- |
48.8+6.4-6.2
|
--- | --- | --- | ||
i
(deg)
|
91.1±0.1 |
89.043553 +0.674629-0.953734
|
--- | --- |
87.99+1.42-1.99
|
--- | --- |
88.92+0.14-0.41
|
89.91+0.05-0.32
|
--- | --- | --- | ||
a
(au)
|
--- | --- | --- | 0.1017±0.0034 | 0.0971±0.0016 | --- | --- | 0.1001±0.0029 |
0.1032+0.0074-0.0080
|
0.0965±0.0017 | --- | --- | ||
Tp
(days)
|
--- | --- | 2456811.55±0.15 | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
ω
(deg)
|
--- | --- | 275±5 | --- | --- | --- | --- |
237+15-68
|
--- | --- | --- | --- |
- Known Objects
- 3 Confirmed Planets
- 1 K2 Targets
- 1 2MASS Point Source Catalog
- Data Files
- 1 K2 Time Series
- 3 Associated Literature Data
-
ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 | Reference Overview -
K2-19b and c are in a 3:2 Commensurability but out of Resonance: A Challenge to Planet Assembly by Convergent Migration
Petigura et al. 2020 | 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 -
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 -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI -
Mass determination of K2-19b and K2-19c from radial velocities and transit timing variations
Nespral et al. 2017 | Reference Overview -
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 -
Eleven Multiplanet Systems from K2 Campaigns 1 and 2 and the Masses of Two Hot Super-Earths
Sinukoff et al. 2016 | Reference Overview -
Doppler Monitoring of Five K2 Transiting Planetary Systems
Dai 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 -
Planetary Candidates from the First Year of the K2 Mission
Vanderburg et al. 2016 | Reference Overview -
Characterization of the K2-19 Multiple-transiting Planetary System via High-dispersion Spectroscopy, AO Imaging, and Transit Timing Variations
Narita et al. 2015 | Reference Overview -
Photodynamical mass determination of the multiplanetary system K2-19
Barros et al. 2015 | Reference Overview -
One of the closest exoplanet pairs to the 3:2 mean motion resonance: K2-19b and c
Armstrong et al. 2015 | Reference Overview -
Stellar and Planetary Properties of K2 Campaign 1 Candidates and Validation of 17 Planets, Including a Planet Receiving Earth-like Insolation
Montet et al. 2015 | 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
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