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XO-4 Overview

XO-4 1.55 R⦿ 5700.00 K
XO-4 b
1.250 RJup
Architecture
XO-4
XO-4
XO-4 b
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
XO-4 XO-4 b 4.13 d 14.01 R⨁ Transit 2010 Southworth 2010 Confirmed Planet
RA
07h21m33.13s
Dec
+58d16m05.19s
Distance
272.655+2.914-2.855
pc
Parallax
3.6392100±0.0385063 mas
Ecliptic Latitude
35.7488 deg
Ecliptic Longitude
103.04392 deg
Galactic Latitude
26.68924 deg
Galactic Longitude
158.63533 deg
Total Proper Motion
17.7999868±0.0553590 mas/yr
Proper Motion (RA)
-16.9894000±0.0558839 mas/yr
Proper Motion (Dec)
5.3103500±0.0496684 mas/yr
Photometry
mV
10.814±0.008
mTESS
10.1653±0.0061
mJ
9.667±0.021
mH
9.476±0.022
mKs
9.406±0.023
mW1
9.373±0.022
mW2
9.398±0.021
mW3
9.378±0.040
mW4
8.716
mGaia
10.513100±0.000383
mB
11.149±0.111
Abundances
(Hypatia Catalog)
[Fe/H] -0.06±0.06 dex
[C/H] -0.05±0.06 dex
[O/H] 0.05±0.09 dex
[Na/H] -0.21±0.04 dex
[Mg/H] -0.07±0.07 dex
[Al/H] -0.31±0.06 dex
[Si/H] -0.06±0.05 dex
[Ca/H] 0.05±0.06 dex
[Y/H] 0.05±0.08 dex
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source TICv8 Gaia DR2 Bonomo et al. 2017 Stassun et al. 2017 Knutson et al. 2014 Southworth 2011 Narita et al. 2010 Southworth 2010 McCullough et al. 2008 ExoFOP Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
6304.000+103.638-175.444
6526.68+292.31-289.68
 6400±70 6397±70 --- 6397±70 --- 6397±70 5700±70 6304.0±139.5
Metallicity
(dex)
-0.030±0.100 [M/H] --- -0.040±0.030 [Fe/H] -0.04 [Fe/H] -0.030±0.080 [Fe/H] -0.04±0.05 [Fe/H] --- -0.04±0.05 [Fe/H] -0.04±0.03 [Fe/H] ---
Age
(Gyr)
--- --- 2.10±0.60 --- ---
2.7+1.1-0.6
 --- 2.7±0.6 2.1±0.6 ---
M✶
(M⦿)
1.238000+0.196529-0.175509
 --- 1.320±0.020 1.10±0.22 1.32±0.02
1.285+0.118-0.045
 ---
1.285+0.070-0.043
 1.32±0.02 ---
R✶
(R⦿)
1.6225000+0.0982683-0.0828824
1.4489682+0.1377220-0.1215630
 1.560±0.050 1.45±0.09 ---
1.531+0.386-0.069
 ---
1.530+0.362-0.070
 1.55±0.05 1.62±0.09
log g
(log10(cm/s2))
4.1104200+0.0590739-0.1211150
 --- --- 4.18±0.03 ---
4.177+0.034-0.172
 ---
4.178+0.034-0.169
 4.18 4.11±0.09
Sp. T
--- --- --- --- --- --- --- --- F5 V ---
ρ✶
(g/cm3)
0.4086283+0.1306823-0.0726957
 --- --- 0.50±0.02 ---
0.504+0.065-0.225
 ---
0.506+0.065-0.225
 --- ---
v sin i
(km/s)
--- --- 8.80±0.50 --- --- --- 8.9±0.5 --- --- ---
L✶
(log10(L⦿))
0.5735310+0.0231907-0.0244879
0.53558172+0.00674409-0.00685047
 --- --- --- --- --- --- --- ---
γ
(km/s)
--- 1.6357566711280285±0.5285106162674401 --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
Transit
Atmospheric Spectroscopy
Source Stassun et al. 2017 Kokori et al. 2023 Ivshina & Winn 2022 Kokori et al. 2022 Bonomo et al. 2017 Knutson et al. 2014 Southworth 2011 Narita et al. 2010 Southworth 2010 ExoFOP Show Candidate Solutions >> << Hide Candidate Solutions
Teq
(K)
--- --- --- --- --- ---
1630+170-40
 ---
1630+169-36
 1608
S
(S⨁)
--- --- --- --- --- --- --- --- --- 1112.27
P
(days)
4.125080±0.000004 4.12506679±0.00000048 4.1250672±0.0000020 4.1250679±0.0000006 4.1250823±0.0000039 --- 4.1250828±0.0000040 4.1250828±0.0000040 4.12502±0.00002 4.1250429±0.0000093
Rp
(R⨁)
14.0±0.9 --- --- --- 15.02±0.56 ---
14.43+4.32-0.71
 14.91±0.56
14.5+4.3-0.7
 15.347900±0.884007
Rp
(RJup)
1.25±0.08 --- --- --- 1.340±0.050 ---
1.287+0.385-0.063
 1.33±0.05
1.29+0.38-0.06
 1.3692503±0.0788660
δ
(%)
0.780±0.012 --- --- --- --- --- --- --- --- 0.8804000±0.0209761
T14
(hours)
--- --- --- --- --- --- --- --- --- 4.454±0.056
TC
(days)
--- 2456878.47303±0.00023
(BJD-TDB)
2455933.83257±0.00085
(BJD-TDB)
2455682.20389±0.00023
(BJD-TDB)
2454485.93307±0.00036
(BJD-TDB)
--- --- 2454485.93323±0.00039
(BJD-TDB)
--- 2460339.400472±0.001473
(BJD)
ω
(deg)
--- --- --- --- ---
240+39-160
 --- --- --- ---
Mp
(M⨁)
451±60 --- --- ---
512.3+8.6-8.9
495.5+16.5-15.3
491.7+35.3-21.6
 565.71±25.43
483.4+50.9-48.9
 ---
Mp
(MJup)
1.42±0.19 --- --- ---
1.612+0.027-0.028
1.559+0.052-0.048
1.547+0.111-0.068
 1.78±0.08
1.521+0.160-0.154
 ---
e
0.0 --- --- --- <0.0039
0.0020+0.0120-0.0020
 --- 0 --- ---
K
(m/s)
168.6±6.2 --- --- ---
169.6+2.3-2.4
 163.7±4.7 165.8±6.2 168.6±6.2 163±16 ---
a/R✶
7.68±0.11 7.68±0.11 --- --- --- ---
7.6923+0.3141-1.3752
 7.68±0.11
7.6923+0.3141-1.3752
 ---
i
(deg)
88.80±0.60 88.8±0.6 --- --- 88.7±1.1 ---
89.9+0.1-3.9
 88.8±0.6
89.9+0.1-3.9
 ---
Rp/R✶
--- 0.0881±0.0007 --- --- --- --- --- 0.0881±0.0007 --- ---
λ
(deg)
--- --- --- --- --- --- ---
-46.7 +8.1-6.1
 --- ---
ρ
(g/cm3)
--- --- --- ---
0.830+0.100-0.088
 ---
0.900+0.150-0.490
 ---
0.94430+0.17290-0.53200
 ---
a
(au)
--- --- --- ---
0.05524+0.00027-0.00028
 ---
0.05474+0.00163-0.00064
 ---
0.05475+0.00097-0.00062
 ---
Print
Literature Time Series (3 File Types, 12 Files)
File Type Data Points Filter Reference
Photometric Light Curve     1830 Clear, no filter SuperWASP Consortium
Radial Velocity Curve     9 Optical Spectra McCullough et al. 2008
Amateur Light Curve     178 B (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     274 Clear, no filter Amateur-Contributed Light Curves
Amateur Light Curve     375 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     343 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     302 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     270 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     179 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     105 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     81 R (Generic) Amateur-Contributed Light Curves
Amateur Light Curve     178 V (Generic) Amateur-Contributed Light Curves
Known Objects
1 Confirmed Planets
3 2MASS Point Source Catalog
Data Files
1 SuperWASP Time Series
1 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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