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K2-178 Overview

K2-178 0.94 R⦿ 5060.64 K
?
EPIC 210965800.06
0.130 RJup
?
EPIC 210965800.02
0.203 RJup
K2-178 b
0.317 RJup
?
EPIC 210965800.03
0.234 RJup
?
EPIC 210965800.04
0.263 RJup
?
EPIC 210965800.05
0.208 RJup

K2-178 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-178
EPIC 210965800.06 1.83 d 1.46 R⨁ Transit 2019 Kruse et al. 2019 Candidate Planet
EPIC 210965800.02 4.28 d 2.27 R⨁ Transit 2019 Kruse et al. 2019 Candidate Planet
K2-178 b 8.75 d 3.56 R⨁ Transit 2018 Mayo et al. 2018 Confirmed Planet
EPIC 210965800.03 13.16 d 2.62 R⨁ Transit 2019 Kruse et al. 2019 Candidate Planet
EPIC 210965800.04 21.09 d 2.95 R⨁ Transit 2019 Kruse et al. 2019 Candidate Planet
EPIC 210965800.05 30.29 d 2.33 R⨁ Transit 2019 Kruse et al. 2019 Candidate Planet
RA
03h31m33.32s
Dec
+22d26m05.35s
Distance
214.753+1.838-1.808
pc
Parallax
4.6280100±0.0392227 mas
Ecliptic Latitude
3.26392 deg
Ecliptic Longitude
56.03687 deg
Galactic Latitude
-27.12163 deg
Galactic Longitude
164.84079 deg
Total Proper Motion
13.1765928±0.0599812 mas/yr
Proper Motion (RA)
-7.5897200±0.0738392 mas/yr
Proper Motion (Dec)
-10.7712000±0.0517396 mas/yr
Photometry
mV
12.382±0.046
mTESS
11.5840±0.0062
mJ
10.786±0.020
mH
10.426±0.023
mKs
10.292±0.017
mKep
12.134
mW1
10.262±0.022
mW2
10.293±0.021
mW3
10.233±0.074
mW4
8.793
mGaia
12.15620±0.00056
mB
13.276±0.034
Mission
K2 : Observed in Campaign 4
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 TICv8 Gaia DR2 Mayo et al. 2018 Kruse et al. 2019 Kruse et al. 2019 ExoFOP
Teff
(K)
5888.000+104.744-168.525
5060.64+155.31-113.64
 5525.0±50.0 --- --- 5888.0±136.6
L✶
(log10(L⦿))
-0.06729144+0.02530607-0.01978709
-0.28382476+0.00538358-0.00545113
 --- --- --- ---
γ
(km/s)
--- 0.38881495222700829±0.66147359124009120 --- --- --- ---
R✶
(R⦿)
0.8893470+0.0410543-0.0423226
0.9382733+0.0436022-0.0550442
0.887267 +0.044076-0.025997
0.938 +0.055-0.044
0.938 +0.055-0.044
0.889347016811371±0.041688400000000
Metallicity
(dex)
--- --- 0.09±0.08 [Fe/H] --- --- ---
M✶
(M⦿)
1.068000+0.135641-0.126824
 ---
0.951090 +0.023041-0.027891
--- --- ---
log g
(log10(cm/s2))
4.5685000+0.0666792-0.0846036
 --- 4.55±0.1 --- --- 4.57±0.08
ρ✶
(g/cm3)
2.1405393+0.5219515-0.3426400
 --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
K2 Names
K2 Planets and Candidates
Transit
Source Mayo et al. 2018 Kruse et al. 2019 ExoFOP
Teq
(K)
--- --- 840.291685815953
S
(S⨁)
--- --- 117.826036167512
P
(days)
8.747818 +0.000363-0.000358
8.74809 +0.00021-0.00018
8.75470797754477±0.00004690754600
Rp
(R⨁)
3.55790985281 +0.204143877386-0.138065992177
3.83 +0.24-0.28
3.54381081665437±1.70964190000000
Rp
(RJup)
0.3174154566 +0.0182124969-0.0123174228
0.342 +0.021-0.025
 0.316158169195025±0.152524296879198
δ
(%)
--- 0.1449±0.002 0.15276748938752±0.01578203300000
T14
(hours)
---
3.42720+0.06000-0.10080
 3.46444025073986±0.73480296000000
TC
(days)
2457070.33656 +0.001474-0.001526
2457070.33654 +0.00081-0.00091
(BJD)
2459451.22541200±0.00225609
(BJD)
a/R✶
18.513049 +1.902674-4.425770
18.4 +4.2-1.9
---
i
(deg)
88.610784 +1.006074-1.591767
--- ---
Rp/R✶
0.036763 +0.001056-0.000935
0.03745 +0.00078-0.00214
---
Print
Status
Candidate Planet
Detected By
Transit
Tools
Transit Prediction Service
K2 Planets and Candidates
Source Kruse et al. 2019
a/R✶
5.24 +3.49-0.96
P
(days)
1.82876±0.00015
Rp
(R⨁)
1.46 +0.20-1.23
Rp
(RJup)
0.130 +0.02-0.110
Rp/R✶
0.0143 +0.0018-0.0120
δ
(%)
0.0235±0.0013
T14
(hours)
2.35200+0.19200-0.38400
TC
(days)
2457062.0985 +0.0032-0.0031
Print
Status
Candidate Planet
Detected By
Transit
Tools
Transit Prediction Service
K2 Planets and Candidates
Source Kruse et al. 2019
a/R✶
10.0 +4.0-1.8
P
(days)
4.27681 +0.00022-0.00023
Rp
(R⨁)
2.27 +0.21-0.47
Rp
(RJup)
0.203 +0.019-0.042
Rp/R✶
0.0222 +0.0016-0.0045
δ
(%)
0.0536 +0.0018-0.0019
T14
(hours)
2.80800+0.12000-0.21600
TC
(days)
2457063.8492 +0.0023-0.0022
Print
Status
Candidate Planet
Detected By
Transit
Tools
Transit Prediction Service
K2 Planets and Candidates
Source Kruse et al. 2019
a/R✶
22.0 +6.9-3.4
P
(days)
13.16121 +0.00099-0.00096
Rp
(R⨁)
2.62 +0.24-0.43
Rp
(RJup)
0.234 +0.021-0.038
Rp/R✶
0.0256 +0.0017-0.0040
δ
(%)
0.0731±0.003
T14
(hours)
4.05600+0.14400-0.21600
TC
(days)
2457071.1456 +0.0024-0.0023
Print
Status
Candidate Planet
Detected By
Transit
Tools
Transit Prediction Service
K2 Planets and Candidates
Source Kruse et al. 2019
a/R✶
29.7 +13.7-5.6
P
(days)
21.0858±0.0012
Rp
(R⨁)
2.95 +0.25-0.42
Rp
(RJup)
0.263 +0.022-0.037
Rp/R✶
0.0289 +0.0017-0.0039
δ
(%)
0.0872 +0.0025-0.0027
T14
(hours)
4.72800+0.14400-0.36000
TC
(days)
2457064.5448 +0.0024-0.0021
Print
Status
Candidate Planet
Detected By
Transit
Tools
Transit Prediction Service
K2 Planets and Candidates
Source Kruse et al. 2019
a/R✶
38.0 +17.0-7.4
P
(days)
30.2894±0.0032
Rp
(R⨁)
2.33 +0.23-0.42
Rp
(RJup)
0.208 +0.021-0.037
Rp/R✶
0.0228 +0.0018-0.0039
δ
(%)
0.0549 +0.0026-0.0027
T14
(hours)
5.25600+0.28800-0.33600
TC
(days)
2457066.1436±0.0034
Print
Known Objects
1 Confirmed Planets
1 K2 Targets
1 2MASS Point Source Catalog
Data Files
1 SuperWASP Time Series
1 K2 Time Series
1 Associated Literature Data
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