HAT-P-28 Overview

HAT-P-28 1.17 R⦿ 5234.16 K
HAT-P-28 b
1.212 RJup
Architecture
HAT-P-28
HAT-P-28
HAT-P-28 b
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
HAT-P-28 HAT-P-28 b 3.26 d 13.59 R Transit 2011 Buchhave et al. 2011 Confirmed Planet
RA
00h52m00.22s
Dec
+34d43m42.25s
Distance
401.319+5.542-5.395
pc
Parallax
2.4632700±0.0336917 mas
Ecliptic Latitude
26.68801 deg
Ecliptic Longitude
26.3229 deg
Galactic Latitude
-28.1432 deg
Galactic Longitude
123.06375 deg
Total Proper Motion
25.6783419±0.0667987 mas/yr
Proper Motion (RA)
25.5187000±0.0669744 mas/yr
Proper Motion (Dec)
2.8588800±0.0508869 mas/yr
Photometry
mV
13.098±0.114
mTESS
12.3396±0.0082
mJ
11.561±0.020
mH
11.206±0.023
mKs
11.104±0.018
mW1
11.058±0.023
mW2
11.078±0.021
mW3
10.842±0.089
mW4
9.39
mGaia
12.871800±0.000233
mB
13.825±0.084
mg
14.2734000±0.0037215
mi
12.8267000±0.0027988
mr
13.1281000±0.0030833
mu
15.1459000±0.0044367
mz
12.8394000±0.0038674
Abundances
(Hypatia Catalog)
[Fe/H] 0.12±0.04 dex
[C/H] 0.12±0.09 dex
[O/H] 0.01±0.09 dex
Source TICv8 Gaia DR2 Bonomo et al. 2017 Buchhave et al. 2011 ExoFOP Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
5698.3800+84.4446-136.7860
5234.160+140.635-170.320
5680±90 5680±90 5698.380±110.615
L
(log10(L⦿))
0.016870866+0.023166999-0.015607519
-0.035560861+0.009763583-0.009988189
---
0.053 +0.080-0.066
---
γ
(km/s)
--- 48.059694716989995±4.164346603381557 --- 43.884±0.068 ---
R
(R⦿)
1.0461300+0.0665281-0.0383663
1.1672885+0.0798431-0.0602865
1.103+0.091-0.069
1.103 +0.091-0.069
1.04612994194031±0.05244720000000
Metallicity
(dex)
0.158±0.032 [M/H] --- 0.120±0.080 0.12±0.08 [Fe/H] ---
v sin i
(km/s)
--- ---
0.20+0.50-0.20
0.2 +0.5-0.2
---
Age
(Gyr)
--- ---
6.1+2.6-1.9
6.1 +2.6-1.9
---
M
(M⦿)
1.010000+0.104216-0.146704
--- 1.025±0.047 1.025±0.047 ---
log g
(log10(cm/s2))
4.4032200+0.0742962-0.0743727
--- --- 4.36±0.06 4.4032200±0.0743345
Sp. T
--- --- --- G3 ---
ρ
(g/cm3)
1.2437445+0.2432726-0.2676048
--- --- --- ---
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Source Buchhave et al. 2011 Kokori et al. 2023 Kokori et al. 2022 Bonomo et al. 2017 ExoFOP Show Candidate Solutions >> << Hide Candidate Solutions
a/R
8.43±0.57 8.4±0.6 --- --- ---
ω
(deg)
233±90 233.0±90.0 --- --- ---
e
0.051±0.033 0.05±0.03 --- <0.039 ---
i
(deg)
88.0±0.9 88.0±0.9 --- 88.00±0.90 ---
P
(days)
3.257215±0.000007 3.25721296±0.00000080 3.2572129±0.0000006 3.2572150±0.0000070 3.2573898016453±0.0001482647500
Rp/R
0.1130±0.0024 0.1130±0.0024 --- --- ---
TC
(days)
2455417.59832±0.00053
(BJD-UTC)
2458134.11472±0.00030
(BJD-TDB)
2458124.34308±0.00022
(BJD-TDB)
2455417.59908±0.00053
(BJD-TDB)
2459853.92256000±0.00072583
(BJD)
Teq
(K)
1384±52 --- --- --- 1237.76067755573
b
0.299 +0.114-0.123
--- --- --- ---
Mp
(M)
198.953±11.759 --- --- 202±12 ---
Mp
(MJup)
0.626±0.037 --- --- 0.637±0.037 ---
ρ
(g/cm3)
0.44±0.09 --- ---
0.459+0.120-0.098
---
Rp
(R)
13.585 +1.267-0.919
--- ---
13.59+1.23-0.92
12.3569361076742±0.6672009000000
Rp
(RJup)
1.212 +0.113-0.082
--- ---
1.212+0.110-0.082
1.10241389814100±0.05952377989196
K
(m/s)
84.7±4.2 --- ---
85.9+4.0-4.4
---
a
(au)
0.0434±0.0007 --- ---
0.04337+0.00066-0.00070
---
δ
(%)
1.4719 --- --- --- 1.37701931363821±0.02198499600000
T14
(hours)
3.2184±0.0480 --- --- --- 3.14008263299369±0.06175410700000
S
(S)
--- --- --- --- 554.712212779874
Literature Time Series (1 File Type, 2 Files)
File Type Data Points Filter Reference
Radial Velocity Curve     11 Optical Spectra Buchhave et al. 2011
Radial Velocity Curve     6 Optical Spectra Buchhave et al. 2011
Known Objects
1 Confirmed Planets
2 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
External Link
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