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EPIC 220674823 Overview

  • Star: EPIC 220674823
    • Stellar Radius: 0.91 Solar Radius
    • Stellar Effective Temperature: 5590.00 K
    • Planet: EPIC 220674823 b
      • Disposition Confirmed
      • Planet Radius 0.143 Jupiter Radius
    • Planet: EPIC 220674823 c
      • Disposition Confirmed
      • Planet Radius 0.242 Jupiter Radius

EPIC 220674823 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
EPIC 220674823
EPIC 220674823 b 0.57 d 1.61 R⨁ Transit 2016 Adams et al. 2017 Confirmed Planet
EPIC 220674823 c 13.34 d 2.71 R⨁ Transit 2016 Adams et al. 2017 Confirmed Planet
EPIC 220674823 EPIC 220674823 b EPIC 220674823 c
RA
00h52m19.21s
Dec
+10d47m40.94s
Distance
244.590+3.044-2.972
pc
Parallax
4.0602900±0.0498984 mas
Ecliptic Latitude
4.78443 deg
Ecliptic Longitude
16.22269 deg
Galactic Latitude
-52.07644 deg
Galactic Longitude
123.28442 deg
Total Proper Motion
61.0040170±0.0761994 mas/yr
Proper Motion (RA)
60.962900±0.076235 mas/yr
Proper Motion (Dec)
2.2394000±0.0421949 mas/yr
Photometry
mV 12.101±0.031
mTESS 11.4574±0.0078
mJ 10.770±0.023
mH 10.454±0.026
mKs 10.344±0.021
mKep 11.958
mW1 10.299±0.023
mW2 10.355±0.021
mW3 10.380±0.091
mW4 8.423
mGaia 11.95350±0.00022
mB 12.576±0.443
mg 12.6287000±0.0010296
mi 11.8122000±0.0010093
mr 12.0262000±0.0009511
mu 14.7932000±0.0057755
mz 12.9569000±0.0066982
Abundances
(Hypatia Catalog)
[Fe/H] 0.16±0.04 dex
[Mg/H] 0.13±0.07 dex
Mission
K2: Observed in Campaign 8
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
K2 Names
K2 Planets and Candidates
K2 Targets
Stellar Hosts
K2 Time Series
Source Howard et al. 2025 Guenther et al. 2024 Bonomo et al. 2023 Rodríguez Martínez et al. 2023 Adams et al. 2021 TICv8 Dai et al. 2019 Livingston et al. 2018 Gaia DR2 Mayo et al. 2018 Guenther et al. 2017 Sinukoff et al. 2017 Adams et al. 2017 Kruse et al. 2019 Petigura et al. 2018
Teff
(K)
5496.0±100.0 5578±46 5532±62 5508±70 5613±39
5565.0000+98.1406-160.1080
 5496±46 5617±86
5364.7500+74.0000-61.9697
 5590.0±50.0 5470±30 5496±46 5590±51 --- ---
Metallicity
(dex)
0.0600±0.0440 [Fe/H] -0.0050±0.0590 [Fe/H] 0.11±0.05 [Fe/H] -0.03±0.01 [Fe/H] 0.01±0.01 [Fe/H] --- 0.06±0.03 [Fe/H] 0.13±0.06 [Fe/H] --- 0.08±0.08 [Fe/H] -0.025±0.050 [Fe/H] 0.06±0.03 [Fe/H] 0.025±0.020 [Fe/H] --- ---
M✶
(M⦿)
0.91±0.04 0.913±0.024
0.950+0.060-0.048
0.9600+0.0630-0.0620
 ---
0.9800000+0.1223650-0.1350290
0.902+0.057-0.046
 0.970±0.040 ---
0.966939 +0.023339-0.028289
0.9450±0.0630 0.92±0.03 0.93±0.01 --- ---
R✶
(R⦿)
0.9950±0.0390 0.9900±0.0120 0.988±0.011
0.9800+0.0240-0.0220
 0.95±0.05
0.98871300+0.06232460-0.04222310
0.981+0.019-0.018
 0.98±0.02
1.0195358+0.0239683-0.0275550
0.906429 +0.050805-0.028755
0.869±0.088 0.95±0.05 0.83±0.04
1.020 +0.028-0.024
0.97
log g
(log10(cm/s2))
4.42±0.08 4.408±0.017 ---
4.440+0.033-0.037
 4.60±0.07
4.4391500+0.0721894-0.0908210
 4.42±0.05 4.45±0.03 --- 4.54±0.1 4.53±0.08 4.42±0.05 4.56±0.09 --- ---
v sin i
(km/s)
1.7±1.0 --- --- --- --- --- --- --- --- --- 2.80±0.35 <2.0 2.62±0.18 --- ---
Sp. T
--- G5 V --- --- --- --- --- --- --- --- G5 V --- G5 --- ---
ρ✶
(g/cm3)
--- --- --- 1.46±0.14 ---
1.4294934+0.2831918-0.3672019
1.35+0.14-0.12
 --- --- --- --- --- --- --- ---
L✶
(log10(L⦿))
--- --- --- --- ---
-0.07330440+0.01653845-0.01660639
 --- ---
-0.1103024+0.0072773-0.0074013
 --- --- --- -0.12 --- ---
γ
(km/s)
--- -14.79±0.56 --- --- --- --- --- --- -14.156965200134277±0.997434990661714 --- --- --- -15.86±0.13 --- ---
Age
(Gyr)
--- ---
7.50+3.80-4.00
 --- --- --- --- --- --- --- --- --- 5 --- ---
S Index
0.1419 --- --- --- --- --- --- --- --- --- --- --- --- --- ---
CAII LOG RHK
-5.135 --- --- --- --- --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Palethorpe et al. 2026 Howard et al. 2025 Guenther et al. 2024 Bonomo et al. 2023 Rodríguez Martínez et al. 2023 Adams et al. 2021 Dai et al. 2019 Livingston et al. 2018 Mayo et al. 2018 Guenther et al. 2017 Sinukoff et al. 2017 Adams et al. 2017 Kruse et al. 2019 Petigura et al. 2018
a/R✶
2.858+0.047-0.050
 ---
2.855+0.061-0.065
 ---
2.931+0.089-0.098
2.9+0.1-0.3
 ---
2.72+0.24-0.55
2.646777 +0.300604-0.661650
2.892+0.089-0.135
2.732+0.298-0.679
2.8+0.3-0.6
2.61 +0.76-0.32
---
Teq
(K)
2324±35 2115.0±59.0
2299+36-35
 2300±36
2275+36-32
 --- --- 2119±41 ---
2333+69-57
 2063±58 --- --- ---
b
0.07660+0.01400-0.55500
 ---
0.24+0.11-0.14
 ---
0.30+0.13-0.18
 --- ---
0.42+0.31-0.28
 ---
0.18+0.19-0.13
 0.47±0.32 --- ---
0.48 +0.38-0.33
Mp
(M⨁)
7.54+0.65-0.64
8.03+0.88-0.85
7.80+0.71-0.70
8.21+0.76-0.74
 8.53±1.02 ---
7.72+0.80-0.79
 --- ---
8.36+0.96-0.94
 9.00±1.60 --- --- ---
Mp
(MJup)
0.0237+0.0020-0.0020
0.0253+0.0028-0.0027
0.0245+0.0022-0.0022
0.0258+0.0024-0.0023
 0.0268±0.0032 ---
0.0243+0.0025-0.0025
 --- ---
0.0263+0.0030-0.0030
 0.0283±0.0050 --- --- ---
e
0 --- 0 0 0 --- --- --- --- 0 --- 0 --- ---
i
(deg)
88.5+1.1-1.6
 ---
85.2+2.9-2.4
86.4+2.5-4.1
84.2+3.5-2.9
 89.7±10.0 --- ---
79.527514 +7.400226-13.151529
86.4+2.5-4.1
80.2+7.0-12.7
80.2+7.0-10.7
 --- ---
P
(days)
0.57130782+0.00000056-0.00000057
 0.571282±0.000015 0.5713127±0.0000055 0.571292±0.000012
0.571302+0.000015-0.000016
 0.571212±0.000038 0.571
0.571331+0.000020-0.000021
 0.571299±0.000015
0.571292+0.000012-0.000013
 0.571336±0.000020 0.571308±0.000030
0.5712850 +0.0000095-0.0000101
0.571336 +0.000020-0.000021
ρ
(g/cm3)
10.685+1.185-1.151
7.3+1.7-1.3
 9.090±0.980
8.77+1.00-0.94
9.40+1.60-1.50
 --- 8.50±1.90 --- ---
13.1+5.4-3.6
8.570+4.640-2.800
 --- --- ---
Rp
(R⨁)
1.606+0.034-0.033
1.87+0.11-0.05
 1.676±0.037 1.725±0.039
1.710+0.069-0.057
 1.6±0.1 1.712±0.068 1.82±0.10
1.66855538823 +0.164574187675-0.0896210551173
1.52±0.16
1.82+0.20-0.14
 1.46±0.14
1.816 +0.087-0.188
1.8 +0.3-0.1
Rp
(RJup)
0.1433+0.0030-0.0029
0.167+0.010-0.004
 0.1495±0.0033 0.1539±0.0035
0.1526+0.0062-0.0051
 0.14±0.01 0.1527±0.0061 0.162±0.009
0.1488585412 +0.0146823256-0.0079954550
0.136±0.014
0.162+0.018-0.012
 0.130±0.012
0.1620 +0.0078-0.0168
0.16 +0.03-0.01
Rp/R✶
0.0148±0.0003 ---
0.01553+0.00029-0.00028
 ---
0.01604+0.00043-0.00040
0.01570+0.00069-0.00031
0.01598+0.00056-0.00057
0.0171+0.0011-0.0006
0.016876 +0.001370-0.000731
0.01601+0.00031-0.00029
0.01745+0.00187-0.00079
0.0161+0.0013-0.0006
0.01633 +0.00064-0.00165
0.0174 +0.0019-0.0008
K
(m/s)
6.05±0.50 --- 6.36±0.57 6.50±0.52
6.70+0.75-0.76
 ---
6.37+0.60-0.62
 --- --- 6.67±0.69 7.2±1.3 --- --- ---
a
(au)
0.01320±0.00014 ---
0.01314+0.00032-0.00034
0.01326+0.00028-0.00023
0.01332+0.00028-0.00029
 --- --- 0.0134±0.0002 --- 0.0116±0.0013 0.01312±0.00014 --- --- ---
T14
(hours)
1.5990+0.0241-0.0261
 ---
1.540+0.033-0.031
 ---
1.480+0.043-0.046
 --- --- --- ---
1.532+0.037-0.035
1.79+0.56-0.23
 ---
1.50720+0.03600-0.05280
1.44960+0.06960-0.16080
TC
(days)
2459473.5712+0.0020-0.0019
(BJD)
2457393.4405±0.0012
(BJD)
2457394.00907+0.00067-0.00069
(BJD)
2457394.01140±0.00000
(BJD-TDB)
2457394.0106±0.0013
(BJD-TDB)
2457417.43601+0.00091-0.00079
(HJD)
---
2457393.43716+0.00161-0.00158
(BJD)
2457394.01075 +0.001190-0.001213
2457394.0114±0.0010
(BJD-TDB)
---
2457437.42948+0.00086-0.00085
(HJD)
2457392.29718 +0.00078-0.00072
(BJD)
2457393.43677 +0.001593-0.001614
(BJD)
S
(S⨁)
---
4740.0+550.0-510.0
4656+300-274
 4670±300
4467+290-240
 --- --- --- --- --- 4293±483 --- --- ---
Mp sin i
(M⨁)
--- --- --- --- 8.497±1.010 --- --- --- --- --- --- --- --- ---
Mp sin i
(MJup)
--- --- --- --- 0.02673±0.00318 --- --- --- --- --- --- --- --- ---
δ
(%)
--- ---
0.02410+0.00090-0.00087
 ---
0.0257+0.0014-0.0013
 --- --- --- --- --- --- ---
0.02847 +0.00071-0.00074
---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Palethorpe et al. 2026 Howard et al. 2025 Guenther et al. 2024 Bonomo et al. 2023 Adams et al. 2021 Livingston et al. 2018 Mayo et al. 2018 Guenther et al. 2017 Sinukoff et al. 2017 Adams et al. 2017 Kruse et al. 2019 Petigura et al. 2018
a/R✶
23.35+0.38-0.41
 ---
23.32+0.50-0.52
 ---
26+2-5
27.66+2.98-6.68
23.747365 +4.514002-9.852300
26.2+2.4-2.7
27.1739+3.4071-8.1986
16.6+2.4-13.2
11.1 +2.1-12.6
---
Teq
(K)
838+12-13
740.0+21.0-20.0
804+13-12
 805±12 --- 741±14 ---
774+46-36
 722±20 --- --- ---
b
0.2603+0.1671-0.1797
 ---
0.53+0.13-0.20
 --- ---
0.41+0.32-0.28
 ---
0.31+0.17-0.20
 0.47±0.32 --- --- 0.47±0.32
ω
(deg)
--- --- --- --- --- --- ---
178+58-74
 --- --- --- ---
Mp
(M⨁)
7.9±2.1
5.0+2.8-2.9
7.32+2.49-2.38
 8.90±2.40 --- --- ---
5.8+3.3-3.0
 5.70±6.10 --- --- ---
Mp
(MJup)
0.025±0.007
0.016+0.009-0.009
0.0230+0.0078-0.0075
 0.0280±0.0076 --- --- ---
0.018+0.010-0.009
 0.0179±0.0192 --- --- ---
e
0.180+0.038-0.048
 --- 0.17±0.11 <0.13 --- --- ---
0.18+0.15-0.12
 --- 0 --- ---
i
(deg)
89.34+0.44-0.40
 ---
88.62+0.40-0.17
89.35+0.43-0.46
 90.2±1.0 ---
88.630086 +1.010559-2.262652
89.35+0.43-0.46
89.0+0.7-1.4
87.20+0.50-13.70
 --- ---
P
(days)
13.340603±0.000021 13.33918±0.00099
13.33989+0.00068-0.00070
 13.33970±0.00096 13.334615±0.000100
13.339079+0.001940-0.001859
13.339746 +0.001034-0.001089
13.33970+0.00091-0.00096
 13.3387±0.0018 13.341245±0.000100
13.33877 +0.00098-0.00107
13.338687 +0.001769-0.001749
ρ
(g/cm3)
2.336+0.667-0.674
1.10+0.67-0.63
1.72+0.66-0.58
2.12+0.58-0.57
 --- --- ---
2.0+1.6-1.1
 1.3±1.6 --- --- ---
Rp
(R⨁)
2.712±0.071
3.01+0.15-0.09
2.84+0.10-0.08
2.836+0.086-0.073
 2.2±0.2 2.73±0.18
2.70490157419 +0.356330549641-0.161425732773
2.50+0.27-0.26
2.77+0.37-0.23
 2.53±0.14
3.79 +0.65-0.55
2.8 +0.5-0.2
Rp
(RJup)
0.2419±0.0063
0.269+0.013-0.008
0.253+0.009-0.007
0.2530+0.0077-0.0065
 0.20±0.02 0.244±0.016
0.2413151552 +0.0317896824-0.0144014393
0.223+0.024-0.023
0.247+0.033-0.021
 0.226±0.012
0.338 +0.058-0.049
0.25 +0.04-0.02
Rp/R✶
0.0250±0.0007 ---
0.02659+0.00080-0.00073
 ---
0.02090+0.00150-0.00055
0.0256+0.0019-0.0013
0.027358 +0.003262-0.001383
0.02632+0.00075-0.00058
0.0265+0.0036-0.0015
0.0280+0.0004-0.0008
0.0341 +0.0057-0.0049
0.0265 +0.0036-0.0015
K
(m/s)
2.27+0.60-0.62
 ---
2.14+0.74-0.69
 2.48±0.66 --- --- ---
1.67+0.99-0.88
 1.6±1.7 --- --- ---
a
(au)
0.1078+0.0011-0.0012
 ---
0.1073+0.0026-0.0027
0.1083+0.0023-0.0018
 ---
0.1091+0.0014-0.0015
 --- 0.105±0.015 0.1071±0.0015 --- --- ---
T14
(hours)
3.7822+0.7720-0.4607
 ---
3.661+0.078-0.073
 --- --- --- ---
3.66+0.69-0.57
 3.50±0.21 ---
4.44000+0.60000-0.38400
3.43920+0.18000-0.16080
TC
(days)
2459473.5249+0.0028-0.0030
(BJD)
2457405.7330±0.0019
(BJD)
2457405.7320±0.0016
(BJD-TDB)
2457405.7316±0.0044
(BJD-TDB)
2457405.70999+0.00280-0.00320
(HJD)
2457405.73389+0.00481-0.00482
(BJD)
2457405.73415 +0.002901-0.002694
2457405.73156+0.00330-0.00440
(BJD-TDB)
---
2457405.73124+0.00270-0.00386
(HJD)
2457392.3976 +0.0032-0.0031
(BJD)
2457405.73516 +0.004163-0.004261
(BJD)
S
(S⨁)
---
71.0+8.2-7.5
70+5-4
 70.0±4.5 --- --- --- --- 64±7 --- --- ---
δ
(%)
--- ---
0.0693+0.0047-0.0036
 --- --- --- --- --- --- ---
0.0903 +0.0024-0.0025
---
Print
Known Objects
2 Confirmed Planets
1 K2 Targets
2 2MASS Point Source Catalog
Data Files
1 K2 Time Series
2 Associated Literature Data
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  • False Positive Planet
  • Controversial
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  • Aliases
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