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HIP 41378 Overview

HIP 41378 1.40 R⦿ 6199.00 K
HIP 41378 b
0.232 RJup
HIP 41378 c
0.243 RJup
HIP 41378 g
HIP 41378 d
0.316 RJup
HIP 41378 e
0.439 RJup
HIP 41378 f
0.821 RJup
Architecture
HIP 41378
HIP 41378
HIP 41378 b
HIP 41378 c
HIP 41378 g
HIP 41378 d
HIP 41378 e
HIP 41378 f
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
HIP 41378 HIP 41378 b 15.57 d 2.6 R⨁ Transit 2016 Vanderburg et al. 2016 Confirmed Planet
HIP 41378 HIP 41378 c 31.71 d 2.73 R⨁ Transit 2016 Vanderburg et al. 2016 Confirmed Planet
HIP 41378 HIP 41378 g 62.06 d > 7 M⨁ Radial Velocity 2025 Howard et al. 2025 Confirmed Planet
HIP 41378 HIP 41378 d 278.36 d 3.54 R⨁ Transit 2016 Vanderburg et al. 2016 Confirmed Planet
HIP 41378 HIP 41378 e 369 d 4.92 R⨁ Transit 2016 Vanderburg et al. 2016 Confirmed Planet
HIP 41378 HIP 41378 f 542.08 d 9.2 R⨁ Transit 2016 Vanderburg et al. 2016 Confirmed Planet
RA
08h26m27.80s
Dec
+10d04m49.33s
Distance
106.289+0.676-0.668
pc
Parallax
9.3799400±0.0590378 mas
Ecliptic Latitude
-8.84499 deg
Ecliptic Longitude
126.45937 deg
Galactic Latitude
25.64577 deg
Galactic Longitude
214.5263 deg
Total Proper Motion
48.1425366±0.1041239 mas/yr
Proper Motion (RA)
-48.142500±0.104124 mas/yr
Proper Motion (Dec)
0.05935200±0.05921310 mas/yr
Photometry
mV
8.93±0.03
mTESS
8.4642±0.0061
mJ
7.982±0.026
mH
7.786±0.038
mKs
7.722±0.031
mKep
9.128
mW1
7.662±0.029
mW2
7.732±0.020
mW3
7.732±0.018
mW4
7.860±0.248
mGaia
8.809980±0.000389
mB
9.416±0.037
Abundances
(Hypatia Catalog)
[Fe/H] -0.12±0.04 dex
[C/H] 0.04±0.09 dex
Mission
K2 : Observed in Campaigns 5, 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 Howard et al. 2025 Grouffal et al. 2022 TICv8 Berardo et al. 2019 Becker et al. 2019 Gaia DR2 Vanderburg et al. 2016 Luo et al. 2018 ExoFOP ExoFOP Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
6320+60-30
 ---
6352.330+163.198-136.107
 6226±43 6199±50
6169.000+263.000-159.167
 6199±50 --- 6352.330±149.652 6352.330±149.652
Metallicity
(dex)
-0.10±0.07 [Fe/H] --- 0.021±0.013 [M/H] --- -0.11±0.08 [M/H] --- -0.11±0.08 [Fe/H] --- --- ---
v sin i
(km/s)
5.6±0.5 3.8±1.0 --- --- --- --- 7.13±0.50 --- --- ---
M✶
(M⦿)
1.16±0.04 ---
1.26100+0.23242-0.15725
 1.168±0.072 1.140±0.033 --- 1.150±0.064 --- --- ---
R✶
(R⦿)
1.273±0.015 1.28
1.3088300+0.0756744-0.0645719
 1.343±0.032 1.35±0.03
1.3818319+0.0741629-0.1106940
 1.40±0.19 --- 1.30883002281189±0.07012320000000 1.31±0.07
log g
(log10(cm/s2))
4.294±0.006 ---
4.3050200+0.1058730-0.0852095
 --- 4.20±0.03 --- 4.18±0.10 --- 4.3050200±0.0955413 4.3050200±0.0955413
Age
(Gyr)
--- --- --- --- 4.279±0.931 --- --- --- --- ---
L✶
(log10(L⦿))
--- ---
0.40019249+0.01447287-0.01849651
 --- ---
0.3964642+0.0035969-0.0036270
 --- --- --- ---
γ
(km/s)
--- --- --- --- --- 50.423514089151226±0.373855518123627 --- --- --- ---
Sp. T
--- --- --- --- --- --- --- F6 --- ---
ρ✶
(g/cm3)
--- ---
0.7929258+0.2081002-0.2012654
 0.680±0.064 --- --- --- --- --- ---
CAII LOG RHK
-4.78±0.03 --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
K2 Names
K2 Planets and Candidates
Transit
Atmospheric Spectroscopy
Source Howard et al. 2025 Berardo et al. 2019 Vanderburg et al. 2016 ExoFOP Show Candidate Solutions >> << Hide Candidate Solutions
a/R✶
---
21+2-5
 19.5±4.5 ---
b
--- --- 0.55±0.28 ---
i
(deg)
---
88.8+0.8-1.4
 88.4±1.6 ---
P
(days)
15.57208±0.00002
15.572098+0.000018-0.000019
 15.5712±0.0012 15.5718552±0.0000291
Rp
(R⨁)
2.595±0.036 --- 2.90±0.44 2.443170±0.137602
Rp
(RJup)
0.2315±0.0032 --- 0.259±0.039 0.2179654±0.0122760
Rp/R✶
---
0.01843+0.00110-0.00037
 0.0188±0.0011 ---
TC
(days)
2457152.2818±0.0012
(BJD)
2457152.2818±0.0012
(BJD-TDB)
2457152.2844±0.0021
(BJD)
2460266.6573750±0.0049241
(BJD)
Teq
(K)
959.0+9.0-5.0
 --- --- 912
S
(S⨁)
140.0+5.0-3.0
 --- --- 115.206
δ
(%)
--- --- --- 0.03800000±0.00100018
T14
(hours)
--- --- --- 4.931±0.297
Mp
(M⨁)
6.89±0.88 --- --- ---
Mp
(MJup)
0.0217±0.0028 --- --- ---
ρ
(g/cm3)
2.17±0.28 --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit Timing Variations, Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
K2 Names
K2 Planets and Candidates
Transit
Source Howard et al. 2025 Berardo et al. 2019 Vanderburg et al. 2016 ExoFOP Show Candidate Solutions >> << Hide Candidate Solutions
Teq
(K)
757.0+7.0-4.0
 --- --- 696.502287374735
S
(S⨁)
54.0+2.0-1.0
 --- --- 55.6174649547748
P
(days)
31.70603±0.00006
31.70648+0.00024-0.00019
 31.6978±0.0040 31.7180208316155±0.0001296913300
Rp
(R⨁)
2.727±0.060 --- 2.56±0.40 2.29980485432181±3.67333820000000
Rp
(RJup)
0.2433±0.0054 --- 0.228±0.036 0.205175199768326±0.327713848235995
δ
(%)
--- --- --- 0.0292864964508886±0.0039129612000000
T14
(hours)
--- --- --- 2.33263213009818±0.83854300000000
TC
(days)
2457163.1609+0.0023-0.0027
(BJD)
2457163.1609+0.0023-0.0027
(BJD-TDB)
2457163.1659±0.0027
(BJD)
2458494.90919500±0.00338789
(BJD)
a/R✶
---
22+57-7
 73±18 ---
b
--- --- 0.53±0.29 ---
i
(deg)
---
87.5+2.2-1.4
 89.58±0.52 ---
Rp/R✶
---
0.0200+0.0180-0.0037
 0.0166±0.0012 ---
Mp
(M⨁)
4.4±1.1 --- --- ---
Mp
(MJup)
0.014±0.003 --- --- ---
ρ
(g/cm3)
1.19±0.30 --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Planetary Systems
K2 Names
Source Howard et al. 2025
Teq
(K)
605.0±4.7
S
(S⨁)
22.3+0.8-0.5
Mp sin i
(M⨁)
7.0±1.5
Mp sin i
(MJup)
0.022±0.005
P
(days)
62.06±0.32
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Howard et al. 2025 Grouffal et al. 2022 Berardo et al. 2019 Becker et al. 2019 Vanderburg et al. 2016
b
--- --- --- 0.50±0.27 0.50±0.27
P
(days)
278.3618±0.0005 278.3618 <1114 >48.1
156+163-78
Rp/R✶
--- 0.0253
0.02560+0.00050-0.00070
 0.0259±0.0015 0.0259±0.0015
T14
(hours)
--- --- --- 12.71±0.26 12.71±0.26
TC
(days)
2457166.2604±0.0017
(BJD)
2459671.5279±0.0634
(BJD)
2457166.2604±0.0017
(BJD-TDB)
2458279.709±0.003
(BJD)
2457166.2629±0.0016
(BJD)
a/R✶
--- 147.03 --- --- ---
e
--- 0 --- --- ---
i
(deg)
--- 89.81
89.930+0.025-0.018
 --- ---
λ
(deg)
---
46+28-37
 --- --- ---
Rp
(R⨁)
3.54±0.06 --- --- --- 3.96±0.59
Rp
(RJup)
0.316±0.005 --- --- --- 0.353±0.053
Teq
(K)
367.0+3.0-2.0
 --- --- --- ---
S
(S⨁)
3.01+0.11-0.06
 --- --- --- ---
Mp
(M⨁)
<4.6 --- --- --- ---
Mp
(MJup)
<0.014 --- --- --- ---
ρ
(g/cm3)
<0.56 --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Howard et al. 2025 Berardo et al. 2019 Vanderburg et al. 2016
b
--- --- 0.31±0.17
P
(days)
369.0±10.0 ---
131+61-36
Rp
(R⨁)
4.92±0.09 --- 5.51±0.77
Rp
(RJup)
0.439±0.008 --- 0.492±0.069
Rp/R✶
---
0.03686+0.00110-0.00080
 0.03613±0.00096
T14
(hours)
--- --- 13.007±0.088
TC
(days)
2457142.0194±0.0010
(BJD)
2457142.0194±0.0010
(BJD-TDB)
2457142.01656±0.00076
(BJD)
Teq
(K)
335.0±4.0 --- ---
S
(S⨁)
2.1±0.1 --- ---
Mp
(M⨁)
12.0±5.0 --- ---
Mp
(MJup)
0.0378±0.0157 --- ---
ρ
(g/cm3)
0.55±0.23 --- ---
a/R✶
---
283+172-177
 ---
i
(deg)
---
89.910+0.220-0.045
 ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Atmospheric Spectroscopy
Source Howard et al. 2025 Berardo et al. 2019 Becker et al. 2019 Vanderburg et al. 2016
b
--- --- 0.227±0.089 0.227±0.089
P
(days)
542.07975±0.00014 <1084 >46.4
324+121-126
Rp
(R⨁)
9.2±0.1 --- --- 10.2±1.4
Rp
(RJup)
0.82±0.01 --- --- 0.910±0.125
Rp/R✶
---
0.06602+0.00017-0.00016
 0.0672±0.0013 0.0672±0.0013
T14
(hours)
--- --- 18.998±0.051 18.998±0.051
TC
(days)
2457186.91423+0.00039-0.00038
(BJD)
2457186.91423+0.00039-0.00038
(BJD-TDB)
2458271.0740±0.0008
(BJD)
2457186.91451±0.00032
(BJD)
Teq
(K)
294.0+3.0-1.0
 --- --- ---
S
(S⨁)
1.24+0.06-0.02
 --- --- ---
Mp
(M⨁)
12.0±3.0 --- --- ---
Mp
(MJup)
0.0378±0.0094 --- --- ---
ρ
(g/cm3)
0.090±0.020 --- --- ---
δ
(%)
--- --- 0.5 ---
i
(deg)
---
89.980+0.009-0.006
 --- ---
Print
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     60 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
6 Confirmed Planets
2 K2 Targets
2 2MASS Point Source Catalog
Data Files
1 K2 Time Series
6 Associated Literature Data
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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