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K2-34 Overview

  • Star: K2-34
    • Stellar Radius: 1.40 Solar Radius
    • Stellar Effective Temperature: 6135.47 K
    • Planet: K2-34 b
      • Disposition Confirmed
      • Planet Radius 1.227 Jupiter Radius

K2-34 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-34
K2-34 b 3 d 13.75 R⨁ Transit 2016 Hirano et al. 2016 Confirmed Planet
RA
08h30m18.89s
Dec
+22d14m09.31s
Distance
348.646+6.323-6.106
pc
Parallax
2.840260±0.050725 mas
Ecliptic Latitude
3.17545 deg
Ecliptic Longitude
124.42388 deg
Galactic Latitude
31.13427 deg
Galactic Longitude
202.13873 deg
Total Proper Motion
14.2341494±0.0770013 mas/yr
Proper Motion (RA)
-14.1957000±0.0771209 mas/yr
Proper Motion (Dec)
1.0455200±0.0503103 mas/yr
Photometry
mV 11.447±0.017
mTESS 11.0514±0.0061
mJ 10.528±0.025
mH 10.258±0.022
mKs 10.193±0.017
mKep 11.441
mW1 10.174±0.023
mW2 10.207±0.020
mW3 10.159±0.069
mW4 8.342
mGaia 11.43570±0.00091
mB 12.019±0.247
mg 12.0134000±0.0006469
mi 11.386000±0.001174
mr 11.4770000±0.0004725
mu 15.2228000±0.0102352
mz 13.9740000±0.0178826
Abundances
(Hypatia Catalog)
[Fe/H] 0.09±0.08 dex
[C/H] 0.00±0.09 dex
[Mg/H] 0.08±0.07 dex
Mission
K2: Observed in Campaigns 5, 16, 18
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
K2 Names
K2 Planets and Candidates
K2 Targets
Stellar Hosts
K2 Time Series
Source Castro-González et al. 2022 TICv8 Livingston et al. 2018 Gaia DR2 Mayo et al. 2018 Stassun et al. 2017 Brahm et al. 2016 Lillo-Box et al. 2016 Hirano et al. 2016 Kruse et al. 2019 Yu et al. 2018 Petigura et al. 2018 ExoFOP Pope et al. 2016 Barros et al. 2016
Teff
(K)
6168+46-76
6135.470+137.275-146.824
 6071±90
6097.6665+258.0480-223.7020
 5990.0±50.0 6132±47 6149±55 6132±47 6087±38 --- 6380±270 --- 6135.5±142.0 --- ---
L✶
(log10(L⦿))
---
0.3997033+0.0174585-0.0276007
 ---
0.38470700+0.01049748-0.01075752
 --- ---
0.484+0.086-0.090
 0.471±0.048 --- --- --- --- --- --- ---
Metallicity
(dex)
0.01+0.03-0.04
[Fe/H] 		0.0284445±0.0105308 [M/H] 0.03±0.05 [Fe/H] --- -0.01±0.08 [Fe/H] 0.24 [Fe/H] 0.0±0.0 [Fe/H] 0.24±0.22 [Fe/H] 0.15±0.04 [Fe/H] --- --- --- --- --- ---
ρ✶
(g/cm3)
---
0.5942178+0.1402708-0.1506907
0.675+0.037-0.035
 --- --- 0.50±0.06
0.43+0.14-0.09
 0.502±0.062
0.41+0.14-0.11
 --- --- --- --- --- ---
M✶
(M⦿)
1.16±0.04
1.162000+0.199232-0.122679
 1.15±0.04 ---
1.119935 +0.053257-0.043626
0.640±0.410
1.226+0.060-0.045
1.281+0.055-0.091
1.31+0.10-0.09
 --- --- --- --- --- ---
R✶
(R⦿)
1.42+0.06-0.05
1.4022000+0.0771372-0.0743854
 1.44±0.03
1.395336+0.108303-0.111004
1.454974 +0.211146-0.200380
1.22±0.25
1.58+0.16-0.15
 1.526±0.076
1.66+0.19-0.17
 1.40±0.11 1.398±0.032 1.38 1.40±0.08 --- ---
log g
(log10(cm/s2))
4.20±0.03
4.2096600+0.0827703-0.0976089
 4.18±0.02 --- 4.11±0.1 4.17±0.03 4.20±0.09 4.173±0.032 4.106±0.075 --- 4.239±0.045 --- 4.21±0.09 --- ---
γ
(km/s)
--- --- --- 48.002144303836637±1.019843616681998 --- --- --- 46.311±0.013 --- --- --- --- --- --- ---
v sin i
(km/s)
--- --- --- --- --- --- 6.31±0.20 5.2±1.4 5.65±0.33 --- --- --- --- --- ---
Sp. T
--- --- --- --- --- --- F F9 V --- --- --- --- --- --- ---
Age
(Gyr)
--- --- --- --- --- ---
4.24+0.39-0.44
 ---
2.88+0.26-0.24
 --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
K2 Names
K2 Planets and Candidates
Transit
NExoList: JWST
Source Castro-González et al. 2022 Kokori et al. 2023 Livingston et al. 2018 Mayo et al. 2018 Stassun et al. 2017 Brahm et al. 2016 Lillo-Box et al. 2016 Hirano et al. 2016 Kruse et al. 2019 Yu et al. 2018 Petigura et al. 2018 ExoFOP Pope et al. 2016 Barros et al. 2016
a/R✶
6.68±0.10
6.7+0.4-0.3
6.84+0.13-0.11
6.879238 +0.160049-0.137221
6.20±0.25 6.30±0.10 6.20±0.25
6.70+0.40-0.29
6.515 +0.081-0.082
--- --- --- --- ---
Teq
(K)
1687+24-25
 --- 1559±30 --- ---
1715+16-18
 1742±38 --- --- --- --- 1552 --- ---
b
0.83±0.01 --- 0.81±0.01 --- --- --- 0.857±0.023
0.822+0.022-0.034
 --- --- 0.77±0.01 --- 0.068 ---
P
(days)
2.9956348±0.0000002 2.99563536±0.00000025 2.995633±0.000008 2.995646±0.000006 2.995610±0.000017 2.995629±0.000006 2.995607±0.000017 2.995654±0.000018 2.9956372±0.0000046 2.995653 2.995633±0.000008 2.9956366±0.0000002 2.996 2.99529334
Rp
(R⨁)
13.75+0.58-0.59
 --- 13.96±0.32
13.9662033242 +2.04395831962-1.9300518943
12.0±2.5
15.43+1.57-1.46
 15.13±0.75 16.1±1.8 13.7±1.1 13.8
13.1 +1.8-1.6
13.193700±0.714035 --- ---
Rp
(RJup)
1.227+0.052-0.053
 --- 1.245±0.029
1.245981205 +0.182349747-0.172187697
1.07±0.22
1.377+0.140-0.130
 1.350±0.067 1.44±0.16
1.22 +0.098-0.098
 1.23
1.17 +0.16-0.14
1.1770651±0.0637020 --- ---
Rp/R✶
0.0887±0.0005 0.0887±0.0012 0.0886±0.0004
0.088002 +0.001666-0.001006
---
0.0895+0.0007-0.0006
 0.0905±0.0017
0.0887+0.0009-0.0012
0.0901 +0.0014-0.0019
--- 0.0870±0.0005 --- 0.078978 ---
a
(au)
0.0442±0.0020 --- 0.0426±0.0005 --- ---
0.0465+0.0046-0.0047
0.04419+0.00063-0.00110
0.0445+0.0010-0.0011
 --- --- --- --- --- ---
TC
(days)
2457141.3514834+0.0000689-0.0000699
(BJD)
2457851.317006±0.000052
(BJD-TDB)
2457144.34683±0.00010
(BJD)
2457141.35109 +0.000090-0.000088
--- 2457144.34703±0.00008
(BJD)
2457141.35132±0.00022
(BJD)
2457141.35087±0.00025
(BJD)
2457141.35125 +0.000063-0.000061
(BJD)
2458096.95700
(BJD)
2457144.34684 +0.000098-0.000097
(BJD)
2460256.8129670±0.0002002
(BJD)
2457141.351
(BJD)
2457144.348573
(BJD)
δ
(%)
--- --- --- --- 0.820±0.031 --- --- ---
0.7493 +0.0016-0.0015
0.8175 --- 0.77780000±0.00454583 0.6237 0.731±0.006
T14
(hours)
--- --- --- --- --- --- 2.492±0.023 ---
2.47680+0.00912-0.00888
 1.95120
2.35920+0.00960-0.01920
 2.287±0.078 1.97112
2.47500+0.02700-0.02700
Mp
(M⨁)
--- --- --- --- 353±149
539.7+19.4-15.9
 559±41 563.5±27.3 --- --- --- --- --- ---
Mp
(MJup)
--- --- --- --- 1.11±0.47
1.698+0.061-0.050
 1.76±0.13 1.773±0.086 --- --- --- --- --- ---
e
--- --- --- --- 0.0 <0.054 0 <0.022 --- --- --- --- --- ---
i
(deg)
---
83.0+0.7-0.6
 ---
83.232367 +0.274576-0.242577
82.06±0.51 82.23±0.19 82.06±0.51
82.96+0.69-0.55
 --- --- --- --- --- ---
ρ
(g/cm3)
--- --- --- --- ---
0.800+0.260-0.180
 0.940±0.150
0.800+0.330-0.210
 --- --- --- --- --- ---
K
(m/s)
--- --- --- --- 209.0±12.0
207.0+3.1-3.0
 209±12
207.3+2.3-2.2
 --- --- --- --- --- ---
λ
(deg)
--- --- --- --- --- --- ---
-1 +10-9
 --- --- --- --- --- ---
S
(S⨁)
--- --- --- --- --- --- --- --- --- --- --- 963.566 --- ---
Print
Known Objects
1 Confirmed Planets
3 K2 Targets
1 2MASS Point Source Catalog
Data Files
1 SuperWASP Time Series
1 KELT Praesepe Time Series
2 K2 Time Series
1 Associated Literature Data
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