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K2-405 Overview

K2-405 0.76 R⦿ 4927.00 K
K2-405 b
0.408 RJup

K2-405 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-405
K2-405 b 3.44 d 4.57 R⨁ Transit 2022 Christiansen et al. 2022 Confirmed Planet
RA
10h57m30.24s
Dec
+12d32m08.21s
Distance
197.234+2.081-2.038
pc
Parallax
5.041910±0.052537 mas
Ecliptic Latitude
5.42597 deg
Ecliptic Longitude
160.78688 deg
Galactic Latitude
59.6076 deg
Galactic Longitude
235.97962 deg
Total Proper Motion
43.0283854±0.0715199 mas/yr
Proper Motion (RA)
-42.7817000±0.0716193 mas/yr
Proper Motion (Dec)
-4.6008800±0.0623262 mas/yr
Photometry
mV
12.816±0.046
mTESS
11.9783±0.0077
mJ
11.096±0.020
mH
10.653±0.021
mKs
10.547±0.016
mKep
12.568
mW1
10.483±0.022
mW2
10.552±0.021
mW3
10.516±0.096
mW4
8.942
mGaia
12.591100±0.000428
mB
13.838±0.029
mg
15.2471000±0.0056845
mi
12.4559000±0.0019462
mr
12.6077000±0.0010153
mu
15.9248000±0.0068718
mz
13.5878000±0.0072735
Abundances
(Hypatia Catalog)
[Fe/H] 0.27±0.04 dex
[Mg/H] 0.18±0.07 dex
Mission
K2 : Observed in Campaign 14
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 Lafarga et al. 2026 Christiansen et al. 2022 TICv8 Zink et al. 2021 ExoFOP
Teff
(K)
4842.2334 4927±138
4870.000+112.840-140.103
 4927.0±138.0 4870.0±126.5
Metallicity
(dex)
--- 0.132±0.235 [Fe/H] --- 0.132±0.235 [Fe/H] ---
M✶
(M⦿)
---
1.034+0.459-0.314
0.790000+0.111988-0.071598
1.034+0.459-0.314
 ---
R✶
(R⦿)
0.80095
0.765+0.054-0.050
0.8009500+0.0651472-0.0419784
0.7650+0.0540-0.0500
 0.80±0.05
log g
(log10(cm/s2))
4.554 4.685±0.150
4.5284800+0.0926423-0.0824361
 4.6850±0.1500 4.53±0.09
Sp. T
--- --- --- K0 ---
L✶
(log10(L⦿))
--- ---
-0.4879786+0.0182671-0.0171299
 --- ---
ρ✶
(g/cm3)
1.72834123585912+0.77724527246137-0.96701869188969
 ---
2.167580+0.646374-0.507745
 --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
K2 Names
K2 Planets and Candidates
Transit
Source Christiansen et al. 2022 Lafarga et al. 2026 Zink et al. 2021 ExoFOP
a/R✶
6.330+4.280-0.570
10.255190592250189+1.350168319472124-2.452072320413473
11.45+0.34-0.98
 ---
b
0.871+0.020-0.097
0.4250039590776767+0.3149663708549484-0.3104137743585347
0.251+0.216-0.174
 ---
P
(days)
3.435471+0.000036-0.000031
3.4357003395097743+0.0003127301921841-0.0002917329748703
 3.435453±0.000037 3.4355113±0.0000043
Rp
(R⨁)
4.569+0.085-0.123
4.140231208045341+0.452216327590936-0.370120014586225
3.806+0.286-0.252
 4.18368±0.28212
Rp
(RJup)
0.4076+0.0076-0.0110
0.3693673241890176+0.0403441079696868-0.0330199528835147
0.3395+0.0255-0.0225
 0.373244±0.025169
Rp/R✶
0.0548+0.0010-0.0040
0.0472321836579395+0.0043263725645351-0.0029705410849005
0.0456+0.0010-0.0000
 ---
TC
(days)
2457908.9959±0.0004
(JD)
2459527.11511125+0.00269425-0.00300918
(BJD)
2457908.996472+0.000521-0.000503
(BJD)
2459578.6539160±0.0020427
(BJD)
Teq
(K)
--- --- --- 969
S
(S⨁)
--- --- --- 146.577
δ
(%)
--- --- --- 0.2580000000±0.0000169385
T14
(hours)
---
2.4227038288965765+0.1945666920688056-0.1307994170806248
 2.3 2.110±0.109
i
(deg)
---
87.664741493418362+1.756636719973614-3.072038223134143
 --- ---
Print
Known Objects
1 Confirmed Planets
1 K2 Targets
1 2MASS Point Source Catalog
Data Files
1 K2 Time Series
1 Associated Literature Data
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