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HD 191939 Overview

HD 191939 0.93 R⦿ 5385.00 K
HD 191939 b
0.304 RJup
HD 191939 c
0.285 RJup
HD 191939 d
0.267 RJup
HD 191939 e
HD 191939 g
HD 191939 f
Architecture
HD 191939
HD 191939
HD 191939 b
HD 191939 c
HD 191939 d
HD 191939 e
HD 191939 g
HD 191939 f
Other Data
Bibliography 15
Exoplanet Archive Notes 4
Nearby Data 3
Discovery Data
Host Planet Method Year Reference Disposition
HD 191939 HD 191939 b Transit 2020 Badenas-Agusti et al. 2020 Confirmed Planet
HD 191939 HD 191939 c Transit 2020 Badenas-Agusti et al. 2020 Confirmed Planet
HD 191939 HD 191939 d Transit 2020 Badenas-Agusti et al. 2020 Confirmed Planet
HD 191939 HD 191939 e Radial Velocity 2022 Lubin et al. 2022 Confirmed Planet
HD 191939 HD 191939 g Radial Velocity 2022 Orell-Miquel et al. 2022 Confirmed Planet
HD 191939 HD 191939 f Radial Velocity 2022 Lubin et al. 2022 Confirmed Planet
HD 191939
  • Authors identify an additional non-transiting companion with a mass of 2-11 MJup. (Lubin et al. 2022)
HD 191939 HD 191939 e
  • Orbital inclination value/uncertainties estimated from range given in ref. (Lubin et al. 2022)
HD 191939 f
  • Orbital period, semimajor axis, planet mass value/uncertainties estimated from range given in ref. (Lubin et al. 2022)
RA
20h08m06.15s
Dec
+66d51m01.09s
Distance
53.6089+0.0733-0.0731
pc
Parallax
18.6247000±0.0252827 mas
Ecliptic Latitude
77.47141 deg
Ecliptic Longitude
16.03865 deg
Galactic Latitude
17.72195 deg
Galactic Longitude
99.98716 deg
Total Proper Motion
163.2826562±0.0440461 mas/yr
Proper Motion (RA)
150.2560000±0.0435122 mas/yr
Proper Motion (Dec)
-63.9090000±0.0468876 mas/yr
Photometry
mV
8.97±0.03
mTESS
8.2929±0.0060
mJ
7.597±0.029
mH
7.215±0.023
mKs
7.180±0.021
mW1
7.040±0.049
mW2
7.178±0.020
mW3
7.178±0.016
mW4
7.099±0.070
mGaia
8.774760±0.000238
mB
9.720±0.038
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source MacDougall et al. 2023 Lubin et al. 2022 Badenas-Agusti et al. 2020 TICv8 Gaia DR2 Cannon & Pickering 1918 ExoFOP-TESS TOI ExoFOP-TESS TOI ExoFOP-TESS TOI Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
5385+69-64
 5348±100 5427±50
5461.000+109.626-127.645
5555.6665+576.0335-170.8662
 --- 5555.7±313.7 5555.7±313.7 5555.7±313.7
L✶
(log10(L⦿))
-0.178+0.023-0.023
-0.19+0.01-0.01
-0.16+0.01-0.01
-0.1682302+0.0100622-0.0082544
-0.17089530+0.00100724-0.00100956
 --- --- --- ---
Metallicity
(dex)
-0.138+0.062-0.060
[Fe/H] 		-0.15±0.06 [Fe/H] -0.16±0.08 [M/H] --- --- --- --- --- ---
Age
(Gyr)
13.9+2.8-2.7
 >8.7 7±3 --- --- --- --- --- ---
ρ✶
(g/cm3)
1.4082+0.1012-0.0893
 1.37±0.11 1.55±0.19
1.7175491+0.4045158-0.3666761
 --- --- --- --- ---
M✶
(M⦿)
0.8222+0.0268-0.0261
 0.81±0.04 0.92±0.06
0.9500000+0.1385230-0.0999700
 --- --- --- --- ---
R✶
(R⦿)
0.9340+0.0161-0.0160
 0.94±0.02 0.945±0.021
0.9204350+0.0506543-0.0419688
0.8866101+0.0571591-0.1587579
 --- 0.92±0.05 0.92±0.05 0.92±0.05
log g
(log10(cm/s2))
4.410±0.023 4.3±0.1 4.40±0.10
4.4878000+0.0876540-0.0705599
 --- --- 4.49±0.08 4.49±0.08 4.49±0.08
v sin i
(km/s)
--- <2.0 0.60±0.50 --- --- --- --- --- ---
Sp. T
--- G9 V G8 V --- --- G0 --- --- ---
γ
(km/s)
--- -9.5±0.2 --- --- -9.5190849610909467±0.1868459217930609 --- --- --- ---
CAII LOG RHK
--- -5.11±0.05 --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Transit Prediction Service
TOI
Transit
Source Orell-Miquel et al. 2022 Polanski et al. 2024 Kokori et al. 2023 Lubin et al. 2022 Badenas-Agusti et al. 2020 ExoFOP-TESS TOI Show Candidate Solutions >> << Hide Candidate Solutions
a/R✶
18.36+0.50-0.33
 ---
18.67+3.94-3.18
 --- --- ---
i
(deg)
88.10+0.14-0.10
 --- 88.18±0.21 88.06±0.08 88.18±0.21 ---
P
(days)
8.8803256±0.0000047 8.8803232±0.0000045 8.880318±0.000012 8.88029±0.00002 8.880403±0.000070 8.8803096±0.0000044
Rp/R✶
0.03319+0.00032-0.00017
0.0333265970068500+0.0005296114468551-0.0007267643250410
 0.03343±0.00043 0.0336±0.0007 0.03343±0.00043 ---
TC
(days)
2459443.54236+0.00025-0.00023
 2458715.35572±0.00028 2458910.72284±0.00024 2458715.3561±0.0004 2458715.35554±0.00064 2460384.8556680±0.0005835
Teq
(K)
880±20
818.693652876190+13.421237372165-12.765267397909
 --- 893±36
812+18-17
 767
b
0.610+0.025-0.030
0.522936735232103+0.093534181262668-0.202145384881091
 --- 0.62±0.02
0.593+0.041-0.045
 ---
Mp
(M⨁)
10.00±0.70 9.60±0.90 --- 10.4±0.9 --- ---
Mp
(MJup)
0.03146±0.00220 0.0302±0.0028 --- 0.0327±0.0028 --- ---
e
0.031+0.010-0.011
 0 --- 0 --- ---
ρ
(g/cm3)
1.40+0.15-0.13
1.34+0.25-0.33
 --- 1.5±0.2 --- ---
Rp
(R⨁)
3.410±0.075
3.39512346093285+0.07971402325299-0.09406770460403
 --- 3.39±0.07 3.42±0.11 3.204730±0.162879
Rp
(RJup)
0.3042±0.0067
0.302893148966957+0.007111621064080-0.008392172947896
 --- 0.302±0.006 0.305±0.010 0.2859074±0.0145311
K
(m/s)
3.56+0.21-0.24
 3.4±0.3 --- 3.8±0.3 --- ---
a
(au)
0.0804+0.0025-0.0023
 0.079±0.002 --- 0.078±0.001 0.0814±0.0040 ---
T14
(hours)
2.939+0.036-0.051
3.06623299086887+0.02284668664539-0.02336585138573
 --- 3.1±0.1 3.075±0.022 2.754±0.028
δ
(%)
--- --- --- ---
0.1199+0.0023-0.0025
 0.12090000±0.00143863
S
(S⨁)
100±7 --- --- --- --- 57.5149
ω
(deg)
5.0+40.0-35.0
 90 --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Transit Prediction Service
TOI
Transit
Source Orell-Miquel et al. 2022 Polanski et al. 2024 Kokori et al. 2023 Lubin et al. 2022 Badenas-Agusti et al. 2020 ExoFOP-TESS TOI Show Candidate Solutions >> << Hide Candidate Solutions
a/R✶
40.0+1.1-0.7
 ---
40.49+7.70-6.51
 --- --- ---
i
(deg)
89.10+0.06-0.08
 ---
89.124+0.091-0.097
 89.09±0.03
89.124+0.091-0.097
 ---
P
(days)
28.579743±0.000045 28.579889±0.000034 28.57968±0.00016 28.5805±0.0002 28.58059±0.00045 28.5803560±0.0000452
Rp/R✶
0.03118+0.00027-0.00034
0.0312382795966642+0.0007850967699277-0.0006652926136628
 0.03158±0.00054 0.0306±0.0007 0.03158±0.00054 ---
TC
(days)
2459440.5491+0.0011-0.0007
 2458726.05528±0.00066 2458868.95493±0.00090 2458726.0534±0.0006 2458726.0531±0.0011 2460326.5426270±0.0016737
Teq
(K)
600±13
554.511210277052+9.090367994651-8.646071519385
 --- 605±24
552+13-11
 527
b
0.630+0.050-0.030
0.482378819760311+0.158692174173847-0.297675478291176
 --- 0.63±0.02
0.619+0.040-0.043
 ---
Mp
(M⨁)
8.0±1.0 6.1±1.3 --- 7.2±1.4 --- ---
Mp
(MJup)
0.025±0.003 0.019±0.004 --- 0.023±0.004 --- ---
e
0.034+0.034-0.013
 0 --- 0 --- ---
ρ
(g/cm3)
1.35±0.20
1.03+0.27-0.34
 --- 1.4±0.3 --- ---
Rp
(R⨁)
3.195±0.075
3.18237760417048+0.09706849049549-0.08690158262097
 --- 3.08±0.07 3.23±0.11 2.55979±0.13622
Rp
(RJup)
0.2850±0.0067
0.283913202221008+0.008659885594726-0.007752853265326
 --- 0.275±0.006 0.288±0.010 0.228370±0.012153
K
(m/s)
1.93+0.23-0.24
 1.46±0.31 --- 1.8±0.3 --- ---
a
(au)
0.1752+0.0055-0.0050
 0.171±0.003 --- 0.170±0.002 0.1762±0.0089 ---
T14
(hours)
4.162+0.240-0.096
4.47016349523855+0.04915271703805-0.04127149427343
 --- 4.5±0.2 4.455±0.039 4.038±0.280
S
(S⨁)
21.0±1.4 --- --- --- --- 12.8234
δ
(%)
--- --- --- --- 0.1059±0.0030 0.09000000±0.00221538
ω
(deg)
-90+220-40
 90 --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Transit Prediction Service
TOI
Transit
Source Orell-Miquel et al. 2022 Polanski et al. 2024 Lubin et al. 2022 Badenas-Agusti et al. 2020 ExoFOP-TESS TOI Show Candidate Solutions >> << Hide Candidate Solutions
Teq
(K)
540±11
502.729262871186+8.241481717470-7.838675001577
 549±22
499+12-11
 625
S
(S⨁)
14.3±1.0 --- --- --- 25.3934
P
(days)
38.353037±0.000060 38.352562±0.000084 38.3525±0.0003 38.3561±0.0012 38.3522568±0.0000993
Rp
(R⨁)
2.995±0.070
3.11688960440307+0.07449867023244-0.06526259096365
 3.04±0.07 3.16±0.11 2.616700±0.153369
Rp
(RJup)
0.2672±0.0062
0.278070744149204+0.006646337631078-0.005822348410650
 0.271±0.006 0.282±0.010 0.2334467±0.0136827
δ
(%)
--- --- --- 0.1072±0.0038 0.08530000±0.00401597
T14
(hours)
5.36+0.19-0.11
5.51199861214238+0.04773391060195-0.04146598817142
 5.5±0.3 5.527±0.046 5.317±1.191
TC
(days)
2459433.9060+0.0005-0.0009
 2458743.5530±0.0011 2458743.5518±0.0007 2458743.5505±0.0015 2459894.1221810±0.0015641
b
0.440+0.050-0.030
0.323085496752003+0.196564876768788-0.217952635652441
 0.48±0.04
0.439+0.074-0.088
 ---
Mp
(M⨁)
2.80±0.60 2.2±1.3 <5.8 --- ---
Mp
(MJup)
0.00881±0.00189 0.0069±0.0041 <0.018 --- ---
e
0.031+0.018-0.012
 0 0 --- ---
i
(deg)
89.49+0.05-0.08
 --- 89.43±0.04 89.49±0.12 ---
ρ
(g/cm3)
0.57±0.13
0.40+0.23-0.26
 0.5±0.3 --- ---
Rp/R✶
0.02916+0.00034-0.00021
0.0305954481349672+0.0005051177884987-0.0003700828788490
 0.0302±0.0007 0.03089±0.00060 ---
K
(m/s)
0.61±0.13 0.47±0.29 0.6±0.3 --- ---
a
(au)
0.2132+0.0065-0.0061
 0.209±0.004 0.207±0.003 0.215±0.011 ---
ω
(deg)
15.0+90.0-160.0
 90 --- --- ---
a/R✶
48.7+1.3-0.9
 --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Orell-Miquel et al. 2022 Polanski et al. 2024 Lubin et al. 2022
a/R✶
92.9+2.5-1.7
 --- ---
Teq
(K)
390±8 --- 397±16
S
(S⨁)
3.9±0.3 --- ---
ω
(deg)
-130+180-16
 90 ---
Mp sin i
(M⨁)
112.2±4.0 116.0±5.0 108±3
Mp sin i
(MJup)
0.3530±0.0126 0.3650±0.0157 0.340±0.009
e
0.031+0.008-0.016
 0 0
P
(days)
101.12±0.13 101.723±0.078 101.5±0.4
K
(m/s)
17.73+0.14-0.16
 18.06±0.31 17.2±0.4
a
(au)
0.407±0.012 0.400±0.008 0.397±0.005
TC
(days)
2459348.12±0.50 2459044.15±0.31 2459043.6±0.3
i
(deg)
--- --- 88.7±0.7
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Orell-Miquel et al. 2022
a/R✶
186.0+5.0-5.5
Teq
(K)
278±6
S
(S⨁)
0.990±0.080
ω
(deg)
18±65
Mp sin i
(M⨁)
13.5±2.0
Mp sin i
(MJup)
0.0425±0.0063
e
0.030+0.025-0.011
P
(days)
284+10-8
K
(m/s)
1.53+0.21-0.23
a
(au)
0.812±0.028
TC
(days)
2459385+13-10
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Orell-Miquel et al. 2022 Lubin et al. 2022
a/R✶
>730 ---
Teq
(K)
<125 ---
Mp sin i
(M⨁)
660 2065±1435
Mp sin i
(MJup)
2.1 6.497±4.515
P
(days)
>2200 4450±2750
K
(m/s)
>36 >23.0
a
(au)
>3.2 4.8±2.2
e
--- 0
Print
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     101 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
6 Confirmed Planets
3 2MASS Point Source Catalog
Data Files
6 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
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