HAT-P-34 | NASA Exoplanet Archive

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
HAT-P-34
HAT-P-34 b	5.45 d	13.42 R_⨁	Transit	2011	Bakos et al. 2012	Confirmed Planet

Exoplanet Archive Notes (1)

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HAT-P-34 b

Units for radial velocity semi-amplitude given incorrectly in ref. (Albrecht et al. 2012)

HAT-P-34 Stellar Parameters (9 Solutions)

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RA: 20h12m46.90s

Dec: +18d06m17.20s

Distance: 249.325+2.804-2.744
pc

Parallax: 3.9827200±0.0442773 mas

Ecliptic Latitude: 36.97709 deg

Ecliptic Longitude: 310.64357 deg

Galactic Latitude: -8.75906 deg

Galactic Longitude: 58.54106 deg

Total Proper Motion: 20.8852185±0.0514804 mas/yr

Proper Motion (RA): 16.394900±0.055694 mas/yr

Proper Motion (Dec): -12.9383000±0.0438762 mas/yr

Photometry: m_V
10.403±0.007; m_TESS
9.87463±0.00600; m_J
9.460±0.022; m_H
9.322±0.030; m_Ks
9.247±0.023; m_W1
9.177±0.022; m_W2
9.208±0.019; m_W3
9.215±0.035; m_W4
8.505; m_Gaia
10.194400±0.000263; m_B
10.807±0.097

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	Tsantaki et al. 2014	Knutson et al. 2014	Albrecht et al. 2012	Bakos et al. 2012	ExoFOP
T_eff (K)	6509.0000+93.3101-141.0850	6597.2773+168.8620-144.0770	6442±88	6442±88	6509±51	---	---	6442±88	6509.000±117.198
L_✶ (log₁₀(L_⦿))	0.6002958+0.0269949-0.0221083	0.58469039+0.00680200-0.00691021	---	---	---	---	---	0.560±0.082	---
γ (km/s)	---	-48.114298111327003±1.323630036083490	---	---	---	---	---	-49.26±0.30	---
v sin i (km/s)	---	---	24.00±0.50	---	24.08±1.34	---	24.3±1.2	24.0±0.5	---
M_✶ (M_⦿)	1.336000+0.282259-0.152511	---	1.392±0.047	4.26±2.47	1.36±0.10	1.392±0.047	---	1.392±0.047	---
R_✶ (R_⦿)	1.5695400+0.0768839-0.0666337	1.5006118+0.0677547-0.0739668	1.53+0.14-0.10	1.73±0.29	1.45±0.11	---	---	1.535±0.135	1.57±0.07
Metallicity (dex)	0.080±0.050 [M/H]	---	0.220±0.040	0.22 [Fe/H]	0.08±0.05 [Fe/H]	0.21±0.10 [Fe/H]	---	---	---
ρ_✶ (g/cm³)	0.4871429+0.1548440-0.0700997	---	---	1.15±0.32	0.505 +0.097-0.119	---	---	---	---
log g (log₁₀(cm/s²))	4.1723300+0.1212340-0.0519503	---	---	4.21±0.06	4.24±0.22	---	---	---	4.1723300±0.0865922
Age (Gyr)	---	---	1.70+0.40-0.50	---	---	---	---	---	---

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HAT-P-34 b Planetary Parameters (11 Solutions)

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Status: Confirmed Planet

Detected By: Radial Velocity, Transit

Tools: Planetary Systems; Transit Prediction Service; TOI; Transit; Atmospheric Spectroscopy

Source	Bonomo et al. 2017	Kokori et al. 2023	Patel & Espinoza 2022	Ivshina & Winn 2022	Mallonn et al. 2019	Stassun et al. 2017	Tsantaki et al. 2014	Knutson et al. 2014	Albrecht et al. 2012	Bakos et al. 2012	ExoFOP
R_p/R_✶	---	0.080±0.003	0.0818±0.0007	---	---	---	0.0842±0.0015	---	0.0801±0.0026	0.0801±0.0026	---
K (m/s)	343±19	---	---	---	---	343.1±21.3	---	364+24-25	421±32	343.1±21.3	---
T₁₄ (hours)	---	---	---	---	---	---	3.1752 +0.0312-0.0360	---	3.492±0.038	3.4920±0.0384	3.401±0.065
T_C (days)	2455431.59706±0.00055 (BJD-TDB)	2458708.63767±0.00018 (BJD-TDB)	2458692.27937+0.00030-0.00028 (BJD)	2457923.4524±0.0021 (BJD-TDB)	2456462.14718±0.00053 (BJD-TDB)	---	---	---	2455431.59629±0.00126 (BJD-TDB)	2455431.59629±0.00055 (BJD-UTC)	2459820.9773650±0.0003167 (BJD)
λ (deg)	---	---	---	---	---	---	---	---	0±14	---	---
a/R_✶	---	9.50±0.60	9.860+0.110-0.200	---	---	12.20±1.14	---	---	---	9.48±0.64	---
T_eq (K)	---	---	---	---	---	---	---	---	---	1520±60	1271
b	---	---	0.126+0.111-0.086	---	---	---	---	---	---	0.336 +0.099-0.128	---
ω (deg)	21.9+5.2-5.6	20.0±14.0	---	---	---	---	---	17.8±7.2	---	20±14	---
M_p (M_⨁)	1058+67-64	---	---	---	---	2228±874	---	1249±89	---	1057.694±67.059	---
M_p (M_Jup)	3.33+0.21-0.20	---	---	---	---	7.01±2.75	---	3.93±0.28	---	3.328±0.211	---
e	0.432+0.029-0.027	0.44±0.03	---	---	---	0.44±0.03	---	0.411+0.029-0.028	---	0.441±0.032	---
i (deg)	87.1±1.2	87.1±1.2	---	---	---	87.10±1.20	---	---	---	87.1±1.2	---
P (days)	5.452654±0.000016	5.45264682±0.00000092	5.4526540±0.0000150	5.4526576±0.0000091	5.4526470±0.0000031	5.452650±0.000016	---	---	---	5.452654±0.000016	5.4526479±0.0000037
ρ (g/cm³)	2.50+0.75-0.60	---	---	---	---	---	---	---	---	2.40±0.63	---
R_p (R_⨁)	13.42+1.46-1.03	---	---	---	---	15.1±2.6	---	---	---	13.417 +1.435-1.031	14.55020±0.67124
R_p (R_Jup)	1.197+0.130-0.092	---	---	---	---	1.35±0.23	---	---	---	1.197 +0.128-0.092	1.298084±0.059884
a (au)	0.06774+0.00074-0.00076	---	---	---	---	---	---	---	---	0.0677±0.0008	---
S (S_⨁)	---	---	---	---	---	---	---	---	---	---	433.78
δ (%)	---	---	---	---	---	0.640±0.042	---	---	---	---	0.7750000000±0.0000269391

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Nearby Data (within 30 arcseconds) Browse Nearby Data

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Known Objects: 1 Confirmed Planets; 10 2MASS Point Source Catalog

Data Files: 1 Associated Literature Data

Bibliography (16 References)

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ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 Reference Overview
Emergent Spectral Fluxes of Hot Jupiters: An Abrupt Rise in Dayside Brightness Temperature Under Strong Irradiation
Deming et al. 2023 Reference Overview
Empirical Limb-darkening Coefficients and Transit Parameters of Known Exoplanets from TESS
Patel & Espinoza 2022 Reference Overview
TESS Transit Timing of Hundreds of Hot Jupiters
Ivshina & Winn 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
The GAPS Programme with HARPS-N at TNG . XIV. Investigating giant planet migration history via improved eccentricity and mass determination for 231 transiting planets
Bonomo et al. 2017 Reference Overview
Accurate Empirical Radii and Masses of Planets and Their Host Stars with Gaia Parallaxes
Stassun et al. 2017 Reference Overview
Spectroscopic parameters for solar-type stars with moderate-to-high rotation. New parameters for ten planet hosts
Tsantaki et al. 2014 Reference Overview
Friends of Hot Jupiters I: A Radial Velocity Search for Massive, Long-Period Companions to Close-In Gas Giant Planets
Knutson et al. 2014 Reference Overview
All WISE Data Release
Cutri et al. 2014 Reference Overview
Obliquities of Hot Jupiter Host Stars: Evidence for Tidal Interactions and Primordial Misalignments
Albrecht et al. 2012 Reference Overview
HAT-P-34b -- HAT-P-37b: Four Transiting Planets More Massive Than Jupiter Orbiting Moderately Bright Stars
Bakos et al. 2012 Reference Overview
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview

Legend

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System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive

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HAT-P-34 Overview

HAT-P-34 Architecture & Discovery Information