HD 93083 Overview

HD 93083 0.83 R_⦿ 5050.00 K

GJ 1137 c

HD 93083 b

Overview Notes 1 Parameters Ancillary 2 Nearby Data Bibliography 16 Legend Expand All

HD 93083 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
HD 93083
GJ 1137 c	9.64 d	> 5.12 M_⨁	Radial Velocity	2026	Stoeva et al. 2026	Confirmed Planet
HD 93083 b	144.72 d	> 143.34 M_⨁	Radial Velocity	2005	Lovis et al. 2005	Confirmed Planet

Exoplanet Archive Notes (1)

HD 93083

Stellar mass selected from evolutionary track mass (M_track) in Table 4 (Ghezzi et al. 2010)

HD 93083 Stellar Parameters (12 Solutions)

RA: 10h44m20.80s

Dec: -33d34m39.65s

Distance: 28.5159±0.0397 pc

Parallax: 35.039300±0.048432 mas

Ecliptic Latitude: -37.94095 deg

Ecliptic Longitude: 177.97823 deg

Galactic Latitude: 22.22073 deg

Galactic Longitude: 274.64523 deg

Total Proper Motion: 178.2516947±0.0740045 mas/yr

Proper Motion (RA): -92.7214000±0.0851617 mas/yr

Proper Motion (Dec): -152.2380000±0.0694112 mas/yr

Photometry: m_V
8.30±0.03; m_TESS
7.4721±0.0060; m_J
6.694±0.020; m_H
6.259±0.031; m_Ks
6.132±0.021; m_W1
6.100±0.102; m_W2
6.017±0.035; m_W3
6.144±0.016; m_W4
6.051±0.057; m_Gaia
8.042060±0.000275; m_B
9.274±0.025

Abundances (Hypatia Catalog): [Fe/H] 0.12±0.31 dex; [C/H] 0.34±0.17 dex; [O/H] 0.10±0.11 dex; [Na/H] 0.16±0.07 dex; [Mg/H] 0.15±0.10 dex; [Al/H] 0.23±0.06 dex; [Si/H] 0.14±0.06 dex; [Ca/H] 0.10±0.10 dex; [Y/H] 0.16±0.08 dex; [BaII/H] 0.00±0.02 dex

Tools: Planetary Systems; ExoFOP Target Overview Page; IRSA Finding Chart; Stellar Hosts

Source	Stoeva et al. 2026	TICv8	Gaia DR2	Suárez-Andrés et al. 2016	Turnbull 2015	Ghezzi et al. 2010	Sanz-Forcada et al. 2010	Sousa et al. 2008	Gray et al. 2006	Lovis et al. 2005	Michigan Catalog, Vol. 3	Cannon & Pickering 1918
T_eff (K)	5033.8+85.7-77.2	5037.510+142.527-137.300	4997.08+50.92-68.08	5048	5050	5059±60	---	5105±68	---	4995±50	---	---
L_✶ (log₁₀(L_⦿))	-0.390+0.039-0.034	-0.3950499+0.0098834-0.0165590	-0.39074953+0.00083820-0.00083980	---	-0.398 +0.061-0.071	-0.449±0.064	---	-0.403+0.027-0.028	---	-0.39	---	---
M_✶ (M_⦿)	0.836+0.023-0.025	0.8400000+0.1094580-0.0965668	---	---	0.79	0.90±0.10	---	0.767	---	0.70±0.04	---	---
R_✶ (R_⦿)	0.837+0.026-0.018	0.8330980+0.0549181-0.0614688	0.85083485+0.02366600-0.01707840	---	0.83	0.78±0.06	---	---	---	---	---	---
Sp. T	K2 IV-V	---	---	---	K3V	---	---	---	K2 IV-V	K3 V	K3 V	K2
Metallicity (dex)	0.13±0.07 [Fe/H]	0.09681820±0.02558410 [M/H]	---	0.090±0.100 [N/H]	---	0.17±0.03 [Fe/H]	---	0.09±0.04 [Fe/H]	---	0.15±0.06 [Fe/H]	---	---
log g (log₁₀(cm/s²))	4.23±0.07	4.5209600+0.0949364-0.0914604	---	4.32	---	4.28±0.23	---	4.43±0.11	---	4.26±0.19	---	---
Age (Gyr)	10.71+2.24-1.25	---	---	---	---	<1.00+10.00-1.00	7.71	---	---	---	---	---
v sin i (km/s)	---	---	---	---	---	---	---	---	---	0.9	---	---
γ (km/s)	---	---	43.384986929841332±0.197239806509195	---	---	---	---	---	---	---	---	---
ρ_✶ (g/cm³)	---	2.0481252+0.5919550-0.5512195	---	---	---	---	---	---	---	---	---	---
P_rot (days)	32.3+1.2-1.3	---	---	---	---	---	---	---	---	---	---	---

GJ 1137 c Planetary Parameters (1 Solution)

Status: Confirmed Planet

Detected By: Radial Velocity

Tools: Planetary Systems

Source	Stoeva et al. 2026
S (S_⨁)	58.4+5.6-5.5
M_p sin i (M_⨁)	5.12+0.70-0.69
M_p sin i (M_Jup)	0.0161+0.0022-0.0022
e	0
P (days)	9.6412+0.0012-0.0011
K (m/s)	1.73+0.24-0.23
a (au)	0.0835±0.0008
T_C (days)	2457951.49±0.27 (JD)

HD 93083 b Planetary Parameters (2 Solutions)

Status: Confirmed Planet

Detected By: Radial Velocity

Tools: Planetary Systems

Source	Stoeva et al. 2026	Lovis et al. 2005
T_p (days)	---	2453181.7±3.0
ω (deg)	334.0±8.6	333.5±7.9
M_p sin i (M_⨁)	143±4	117.59
M_p sin i (M_Jup)	0.451±0.012	0.37
e	0.118+0.016-0.015	0.14±0.03
P (days)	144.720±0.029	143.58±0.60
K (m/s)	19.8±0.4	18.3±0.5
a (au)	0.508±0.005	0.477
S (S_⨁)	1.59±0.15	---
T_C (days)	2457852.24+0.89-0.85 (JD)	---

Ancillary Information (2 Unique Files)

+ HD 93083 (2 File Types, 2 Files)

Literature Time Series (2 File Types, 2 Files)

File Type	Data Points	Filter	Reference
Photometric Light Curve	141	Hp (Hipparcos)	Hipparcos and Tycho Catalogs
Radial Velocity Curve	16	Optical Spectra	Lovis et al. 2005

Nearby Data (within 30 arcseconds) Browse Nearby Data

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

Data Files: 2 SuperWASP Time Series; 2 Associated Literature Data

Bibliography (16 References)

Long-period magnetic activity in the K dwarf GJ1137 and a new super-Earth on a 9-day orbit: A cautionary tale for Jovian-analogue detection from Doppler surveys
Stoeva et al. 2026 Reference Overview
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
Gaia Data Release 2
Gaia DR2 Reference Overview
CNO behaviour in planet-harbouring stars. I. Nitrogen abundances in stars with planets
Suárez-Andrés et al. 2016 Reference Overview
ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions
Turnbull 2015 Reference Overview
All WISE Data Release
Cutri et al. 2014 Reference Overview
Stellar Parameters and Metallicities of Stars Hosting Jovian and Neptunian Mass Planets: A Possible Dependence of Planetary Mass on Metallicity
Ghezzi et al. 2010 Reference Overview
A scenario of planet erosion by coronal radiation
Sanz-Forcada et al. 2010 Reference Overview
Spectroscopic parameters for 451 stars in the HARPS GTO planet search program. Stellar [Fe/H] and the frequency of exo-Neptunes
Sousa et al. 2008 Reference Overview
Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 parsecs: The Southern Sample
Gray et al. 2006 Reference Overview
The HARPS search for southern extra-solar planets. III. Three Saturn-mass planets around HD 93083, HD 101930 and HD 102117
Lovis et al. 2005 Reference Overview
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview
The Tycho-2 catalog of the 2.5 million brightest stars
The Tycho-2 Catalog Reference Overview
The Hipparcos and Tycho Catalogs
Hipparcos and Tycho Catalogs Reference Overview
Michigan Catalog of two-dimensional spectral types for the HD stars, Vol 3
Michigan Catalog, Vol. 3 Reference Overview
The Henry Draper catalogue 0h, 1h, 2h, and 3h
Cannon & Pickering 1918 Reference Overview

Legend

System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive

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Time Series
Kepler | K2

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