HAT-P-44 Overview
HAT-P-44
1.00
R⦿
5163.07
K
HAT-P-44 b
1.242
RJup
HAT-P-44 c
HAT-P-44 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| HAT-P-44 | ||||||
| HAT-P-44 b | 4.3 d | 13.92 R⨁ | Transit | 2014 | Hartman et al. 2014 | Confirmed Planet |
| HAT-P-44 c | 872.2 d | > 1271.3 M⨁ | Radial Velocity | 2014 | Hartman et al. 2014 | Confirmed Planet |
- RA
- 14h12m34.53s
- Dec
- +47d00m53.22s
- Distance
-
347.850+2.226-2.199pc
- Parallax
- 2.8459400±0.0181465 mas
- Ecliptic Latitude
- 55.02944 deg
- Ecliptic Longitude
- 185.10398 deg
- Galactic Latitude
- 64.52011 deg
- Galactic Longitude
- 89.60271 deg
- Total Proper Motion
- 31.6808398±0.0256385 mas/yr
- Proper Motion (RA)
- -29.6806000±0.0252469 mas/yr
- Proper Motion (Dec)
- 11.0787000±0.0282908 mas/yr
- Photometry
-
mV13.225±0.069
-
mTESS12.4474±0.0070
-
mJ11.729±0.021
-
mH11.360±0.019
-
mKs11.275±0.018
-
mW111.242±0.023
-
mW211.309±0.021
-
mW311.288±0.124
-
mW49.218
-
mGaia12.972900±0.000311
-
mB14.136±0.120
-
mg14.2829000±0.0038573
-
mi12.9233000±0.0022117
-
mr13.049500±0.001397
-
mu15.9680000±0.0062721
-
mz13.4794000±0.0056928
-
Abundances
(Hypatia Catalog) -
[Fe/H] 0.32±0.04 dex
-
[C/H] 0.32±0.09 dex
-
[O/H] 0.26±0.09 dex
-
[Na/H] 0.39±0.04 dex
-
[Mg/H] 0.27±0.07 dex
-
[Al/H] 0.32±0.06 dex
-
[Si/H] 0.33±0.05 dex
-
[Ca/H] 0.30±0.06 dex
-
[Y/H] 0.18±0.08 dex
| Source | TICv8 | Gaia DR2 | Hartman et al. 2014 | ExoFOP | ||
|---|---|---|---|---|---|---|
|
Teff
(K)
|
5115.160+150.256-126.109
|
5163.0664+193.5840-88.3164
|
5295±100 | 5115.160±138.182 | ||
|
L✶
(log10(L⦿))
|
-0.1816692+0.0119523-0.0178195
|
-0.19640010+0.00666973-0.00677377
|
-0.194 +0.086-0.058
|
--- | ||
|
R✶
(R⦿)
|
1.0330000+0.0594276-0.0799894
|
0.99686690+0.03499910-0.07074940
|
0.949 +0.080-0.037
|
1.03±0.07 | ||
|
Metallicity
(dex)
|
0.3672850±0.0096851 [M/H] | --- | 0.33±0.10 [Fe/H] | --- | ||
|
γ
(km/s)
|
--- | --- | -33.45±0.05 | --- | ||
|
v sin i
(km/s)
|
--- | --- | 0.2±0.5 | --- | ||
|
Age
(Gyr)
|
--- | --- | 7.5±3.6 | --- | ||
|
M✶
(M⦿)
|
0.860000+0.115767-0.102967
|
--- | 0.942±0.041 | --- | ||
|
log g
(log10(cm/s2))
|
4.3443700+0.0858487-0.1006300
|
--- | 4.46±0.06 | 4.3443700±0.0932394 | ||
|
ρ✶
(g/cm3)
|
1.0999310+0.2917072-0.3098262
|
--- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Hartman et al. 2014 | Kokori et al. 2023 | Ivshina & Winn 2022 | Kokori et al. 2022 | Mallonn et al. 2019 | ExoFOP | ||
|---|---|---|---|---|---|---|---|---|
|
P
(days)
|
4.301219±0.000019 | 4.30119043±0.00000082 | 4.3011902±0.0000013 | 4.3011900±0.0000010 | 4.3011886±0.0000010 | 4.3011975±0.0000036 | ||
|
TC
(days)
|
2455696.93695±0.00024
(BJD)
|
2457679.78645±0.00028
(BJD-TDB)
|
2457133.53487±0.00042
(BJD-TDB)
|
2457284.0768±0.0004
(BJD-TDB)
|
2456204.47794±0.00019
(BJD-TDB)
|
2459688.4434520±0.0005032
(BJD)
|
||
|
a/R✶
|
11.49 +0.46-0.85
|
11.5+0.5-0.8
|
--- | --- | --- | --- | ||
|
Teq
(K)
|
1108 +51-32
|
--- | --- | --- | --- | 1027 | ||
|
b
|
0.172 +0.079-0.074
|
--- | --- | --- | --- | --- | ||
|
ω
(deg)
|
113±90 | --- | --- | --- | --- | --- | ||
|
Mp
(M⨁)
|
111.871±9.217 | --- | --- | --- | --- | --- | ||
|
Mp
(MJup)
|
0.352±0.029 | --- | --- | --- | --- | --- | ||
|
e
|
0.044±0.052 | --- | --- | --- | --- | --- | ||
|
i
(deg)
|
89.1±0.4 | 89.1±0.4 | --- | --- | --- | --- | ||
|
ρ
(g/cm3)
|
0.23±0.04 | --- | --- | --- | --- | --- | ||
|
Rp
(R⨁)
|
13.922 +1.188-0.572
|
--- | --- | --- | --- | 15.36840±1.05306 | ||
|
Rp
(RJup)
|
1.242 +0.106-0.051
|
--- | --- | --- | --- | 1.371079±0.093948 | ||
|
Rp/R✶
|
0.1343±0.0010 | 0.1343±0.0010 | --- | --- | --- | --- | ||
|
K
(m/s)
|
45.9±3.6 | --- | --- | --- | --- | --- | ||
|
a
(au)
|
0.0507±0.0007 | --- | --- | --- | --- | --- | ||
|
T14
(hours)
|
3.1248±0.0192 | --- | --- | --- | --- | 2.982±0.064 | ||
|
S
(S⨁)
|
--- | --- | --- | --- | --- | 185.119 | ||
|
δ
(%)
|
--- | --- | --- | --- | --- | 2.20500000±0.00025858 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Hartman et al. 2014 |
|---|---|
|
Mp sin i
(M⨁)
|
1271.3 +444.9-254.3
|
|
Mp sin i
(MJup)
|
4.0 +1.4-0.8
|
|
e
|
0.494±0.081 |
|
P
(days)
|
872.2±1.7 |
|
K
(m/s)
|
99±33 |
|
a
(au)
|
1.752±0.025 |
|
T14
(hours)
|
12.072±1.128 |
|
TC
(days)
|
2455711.2±13.4
(BJD)
|
Nearby Data
(within 30 arcseconds)
Browse Nearby Data
+
- Known Objects
- 2 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 2 Associated Literature Data
-
ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 Reference Overview -
TESS Transit Timing of Hundreds of Hot Jupiters
Ivshina & Winn 2022 Reference Overview -
ExoClock Project. II. A Large-scale Integrated Study with 180 Updated Exoplanet Ephemerides
Kokori et al. 2022 Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview -
Ephemeris refinement of 21 hot Jupiter exoplanets with high timing uncertainties
Mallonn et al. 2019 Reference Overview -
Gaia Data Release 2
Gaia DR2 Reference Overview -
ExoFOP TOI Table
ExoFOP -
HAT-P-44b, HAT-P-45b, and HAT-P-46b: Three Transiting Hot Jupiters in Possible Multi-planet Systems
Hartman et al. 2014 Reference Overview -
All WISE Data Release
Cutri et al. 2014 Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
- Search
- Browse
- Download
