HD 63433

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
HD 63433
HD 63433 d	4.21 d	1.07 R_⨁	Transit	2023	Capistrant et al. 2024	Confirmed Planet
HD 63433 b	7.11 d	2.14 R_⨁	Transit	2020	Mann et al. 2020	Confirmed Planet
HD 63433 c	20.54 d	2.69 R_⨁	Transit	2020	Mann et al. 2020	Confirmed Planet

Exoplanet Archive Notes (3)

+

HD 63433 d

Equilibrium temperature was calculated assuming a Bond albedo of 0.3. (Capistrant et al. 2024)

HD 63433 b

In Table 3, chose the "e=ω=0" solution over "e,ω" free solution. (Mallorquín et al. 2023)

HD 63433 c

In Table 3, chose the "e=ω=0" solution over "e,ω" free solution. (Mallorquín et al. 2023)

HD 63433 Stellar Parameters (17 Solutions)

+

RA: 07h49m55.05s

Dec: +27d21m47.28s

Distance: 22.4035±0.0225 pc

Parallax: 44.6070000±0.0444373 mas

Ecliptic Latitude: 6.21662 deg

Ecliptic Longitude: 114.34078 deg

Galactic Latitude: 24.14746 deg

Galactic Longitude: 193.28189 deg

Total Proper Motion: 15.1178736±0.0669524 mas/yr

Proper Motion (RA): -10.0268000±0.0846514 mas/yr

Proper Motion (Dec): -11.3143000±0.0487372 mas/yr

Photometry: m_V
6.92035±0.02300; m_TESS
6.2683±0.0060; m_J
5.624±0.043; m_H
5.359±0.026; m_Ks
5.258±0.016; m_W1
5.246±0.178; m_W2
5.129±0.087; m_W3
5.297±0.016; m_W4
5.163±0.031; m_Gaia
6.718310±0.000529; m_B
7.594±0.023

Abundances (Hypatia Catalog): [Fe/H] 0.01±0.14 dex; [C/H] -0.09±0.05 dex; [O/H] 0.00±0.03 dex; [Na/H] -0.12±0.12 dex; [Mg/H] 0.02±0.10 dex; [Al/H] -0.06±0.10 dex; [Si/H] -0.03±0.04 dex; [Ca/H] 0.10±0.04 dex; [Y/H] 0.06±0.20 dex; [BaII/H] 0.05±0.17 dex

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

Source	Capistrant et al. 2024	MacDougall et al. 2023	Mallorquín et al. 2023	Mann et al. 2020	Dai et al. 2020	TICv8	Gaia DR2	Turnbull 2015	Takeda et al. 2007	Valenti & Fischer 2005	Wright et al. 2004	Nordstrom et al. 2004	Gray et al. 2003	Nidever et al. 2002	Cannon & Pickering 1918	ExoFOP	ExoFOP
S Index	---	---	---	---	---	---	---	---	---	---	0.387±0.050	---	---	---	---	---	---
CAII LOG RHK	-4.39±0.05	---	---	---	---	---	---	---	---	---	-4.39	---	---	---	---	---	---
T_eff (K)	5688±28	5634+62-65	5553±56	5640±74	5710±100	5694.110+174.596-132.262	5713.5+212.2-44.0	5742	---	---	---	---	---	---	---	5694.110±153.429	5694.110±153.429
L_✶ (log₁₀(L_⦿))	-0.12+0.02-0.02	-0.117+0.023-0.023	-0.126+0.006-0.006	-0.123+0.015-0.015	---	-0.1122922+0.0098967-0.0126787	-0.112464+0.000648-0.000650	-0.108 +0.016-0.017	---	---	---	---	---	---	---	---	---
Metallicity (dex)	0.03±0.05 [Fe/H]	0.0790+0.0540-0.0530 [Fe/H]	-0.07±0.03 [Fe/H]	---	0.05±0.05 [Fe/H]	0.0169559±0.0168932 [M/H]	---	0.07 [Fe/H]	---	---	---	---	---	---	---	---	---
Age (Gyr)	0.414±0.023	1.5+1.6-1.0	0.414±0.023	0.414±0.023	---	---	---	3.3	<0.84	---	---	---	---	---	---	---	---
M_✶ (M_⦿)	0.990±0.030	0.98830+0.02120-0.02730	0.956±0.022	0.990±0.030	0.994±0.036	1.010000+0.168708-0.088439	---	1.00	1.001+0.012-0.014	---	---	---	---	---	---	---	---
R_✶ (R_⦿)	0.912±0.034	0.9169+0.0132-0.0129	0.934±0.029	0.912±0.034	0.934±0.019	0.9029320+0.0504774-0.0589447	0.896636+0.013971-0.063058	0.91	0.91±0.02	---	---	---	---	---	---	0.902931988239288±0.054711100000000	0.902931988239288±0.054711100000000
log g (log₁₀(cm/s²))	4.52±0.05	4.508+0.013-0.019	4.56±0.08	---	4.6±0.1	4.5310800+0.0992087-0.0716954	---	4.53	4.53+0.02-0.01	---	---	---	---	---	---	4.531080±0.085452	4.531080±0.085452
Sp. T	G5 V	---	G5 V	---	---	---	---	G5IV	---	---	---	---	G5 V	---	G0	---	---
γ (km/s)	-16.07±0.13	---	---	-15.81±0.10	---	---	-16.310392706400±0.204782795721	---	---	-15.5	---	-16.5±0.2	---	-15.9	---	---	---
v sin i (km/s)	7.26±0.15	---	7.26±0.15	7.28±0.29	6.56±1.00	---	---	---	---	7.0±0.5	---	7	---	---	---	---	---
ρ_✶ (g/cm³)	1.8±0.3	1.7997+0.0770-0.0937	---	1.823+0.111-0.282	1.72±0.17	1.9342958+0.5373060-0.4118906	---	---	---	---	---	---	---	---	---	---	---
P_rot (days)	6.4±0.6	---	6.4±0.4	6.45±0.05	6.36+0.75-0.25	---	---	---	---	---	---	---	---	---	---	---	---

Print

HD 63433 d Planetary Parameters (1 Solution)

+

Status: Confirmed Planet

Detected By: Transit

Tools: Planetary Systems; Transit Prediction Service; Transit

Source	Capistrant et al. 2024
a/R_✶	11.87+0.40-0.45
T_eq (K)	1040±40
b	0.23±0.16
e	0.16+0.36-0.12
i (deg)	88.73+0.85-1.06
P (days)	4.209075+0.000012-0.000023
R_p (R_⨁)	1.073+0.046-0.044
R_p (R_Jup)	0.09573+0.00410-0.00393
R_p/R_✶	0.01079+0.00022-0.00018
a (au)	0.0503+0.0025-0.0027
T₁₄ (hours)	2.585+0.130-0.358
T_C (days)	2459373.82345+0.00113-0.00083 (BJD)

Print

HD 63433 b Planetary Parameters (7 Solutions)

+

Status: Confirmed Planet

Detected By: Radial Velocity, Transit

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

Source	Mallorquín et al. 2023	Polanski et al. 2024	Capistrant et al. 2024	Kokori et al. 2023	Zhang et al. 2022	Mann et al. 2020	ExoFOP
a/R_✶	16.500+0.459-0.541	---	16.83+0.57-0.63	16.95+0.34-0.82	---	16.95+0.34-0.82	---
T_eq (K)	967.11+18.50-15.89	886.440730742030+12.119472063457-12.607039953855	---	---	---	---	885.907154414951
b	0.266+0.098-0.141	0.488242946739555+0.196951262011265-0.317134555256530	0.38+0.09-0.21	---	---	0.18+0.17-0.13	---
M_p (M_⨁)	<21.755	37.3±9.6	---	---	---	---	---
M_p (M_Jup)	<0.068449	0.117±0.030	---	---	---	---	---
i (deg)	89.075+0.502-0.381	---	88.49+0.87-0.40	89.38+0.43-0.64	---	89.38+0.43-0.64	---
P (days)	7.1079475+0.0000089-0.0000088	7.1079384±0.0000066	7.1079379±0.0000054	7.107939±0.000011	7.107789±0.000010	7.10793+0.00040-0.00034	7.10793404397391±0.00000851861000
ρ (g/cm³)	<12.998	20.15+5.89-7.15	---	---	---	---	---
R_p (R_⨁)	2.140+0.087-0.069	2.16351593233997+0.05799703230503-0.04762783020760	2.112+0.093-0.086	---	---	2.15±0.10	2.28817110222932±0.15279806000000
R_p (R_Jup)	0.191+0.008-0.006	0.193016295615530+0.005174157566801-0.004249077724578	0.1884+0.0083-0.0077	---	---	0.192±0.009	0.204137304137683±0.013631753331505
R_p/R_✶	0.0207±0.0003	0.0216334779079950+0.0004893598053998-0.0003659088969220	0.02123+0.00050-0.00034	0.02161±0.00055	---	0.02161±0.00055	---
K (m/s)	<7.412	12.5±3.2	---	---	---	---	---
T_C (days)	2458845.3728180+0.0008229-0.0008362 (BJD)	2458845.37353±0.00055 (BJD)	2458916.45262+0.00062-0.00065 (BJD)	2459342.92881±0.00047 (BJD-TDB)	2458916.45142+0.00030-0.00032 (BJD)	2458916.4526+0.0032-0.0027 (BJD)	2458845.37305100±0.00064038 (BJD)
ω (deg)	---	90	---	---	---	---	---
e	---	0	0.24+0.27-0.18	---	---	0	---
a (au)	---	0.072±0.001	0.0714+0.0036-0.0038	---	---	0.0719+0.0031-0.0044	---
T₁₄ (hours)	---	3.24417163715307+0.03623178862318-0.02605226196611	2.93±0.29	---	---	3.216+0.034-0.031	3.44083304466962±0.06830552000000
δ (%)	---	---	---	---	---	0.0467+0.0024-0.0023	0.0501605824206663±0.0016939434000000
λ (deg)	---	---	---	---	---	1.00+41.00-43.00	---
S (S_⨁)	---	---	---	---	---	---	145.570655506614

Print

HD 63433 c Planetary Parameters (8 Solutions)

+

Status: Confirmed Planet

Detected By: Radial Velocity, Transit

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

Source	Mallorquín et al. 2023	Polanski et al. 2024	Capistrant et al. 2024	Kokori et al. 2023	Zhang et al. 2022	Dai et al. 2020	Mann et al. 2020	ExoFOP
a/R_✶	33.479+0.931-1.098	---	34.15+1.16-1.29	34.38+0.69-2.00	---	38.0+1.7-4.6	34.38+0.69-2.00	---
b	0.544+0.041-0.038	0.505286152905114+0.121218759049547-0.228235915615037	0.37+0.14-0.21	---	---	0.50±0.07	0.512+0.063-0.033	---
P (days)	20.5438281+0.0000238-0.0000236	20.543847±0.000021	20.543791+0.000017-0.000018	20.5438060±0.0000083	20.543888+0.000046-0.000045	20.5456+0.0016-0.0019	20.5453+0.0012-0.0013	20.5438153321812±0.0000235912800
R_p (R_⨁)	2.692+0.108-0.088	2.58229100617715+0.05676806002265-0.05612687662931	2.521±0.100	---	---	2.71±0.14	2.67±0.12	2.57342830751905±0.30035052000000
R_p (R_Jup)	0.240+0.010-0.008	0.230376969618402+0.005064515814774-0.005007313165354	0.2249±0.0089	---	---	0.242±0.012	0.238±0.011	0.229586291242258±0.026795524770598
R_p/R_✶	0.0260±0.0004	0.0258209031877697+0.0004292474791821-0.0004273239341259	0.02534+0.00033-0.00026	0.02687±0.00070	---	0.02660+0.00082-0.00074	0.02687±0.00070	---
T_C (days)	2458844.0589381+0.0006400-0.0006665 (BJD)	2458844.05899±0.00058 (BJD)	2458844.05971+0.00060-0.00057 (BJD)	2459296.02303±0.00013 (BJD-TDB)	2458844.05824±0.00048 (BJD)	2458844.0577±0.0011 (BJD)	2458844.05799+0.00084-0.00087 (BJD)	2459583.6371030±0.0009975 (BJD)
λ (deg)	---	---	---	---	---	-1.0+35.0-32.0	---	---
T_eq (K)	678.92+13.04-11.11	622.305801154453+8.508203098842-8.850489183491	---	---	---	---	---	621.93114304247
M_p (M_⨁)	15.539+3.861-3.802	17.2+10.3-9.3	---	---	---	---	---	---
M_p (M_Jup)	0.048891+0.012148-0.011962	0.0541+0.0324-0.0293	---	---	---	---	---	---
i (deg)	89.070+0.089-0.104	---	89.28+0.40-0.22	89.147+0.069-0.200	---	---	89.147+0.069-0.200	---
ρ (g/cm³)	4.630+1.297-1.200	5.43+3.13-3.47	---	---	---	---	---	---
K (m/s)	3.737+0.926-0.913	4.1±2.3	---	---	---	---	---	---
S (S_⨁)	---	---	---	---	---	---	---	35.3582058518901
δ (%)	---	---	---	---	---	---	0.0722+0.0038-0.0037	0.0799381713281805±0.0025194975000000
T₁₄ (hours)	---	4.07221420505707+0.04144261771630-0.03537063145837	4.10+0.31-0.34	---	---	---	4.068+0.036-0.031	4.05379193159982±0.11268908000000
ω (deg)	---	90	---	---	---	---	---	---
e	---	0	0.21+0.33-0.14	---	---	---	0	---
a (au)	---	0.146±0.003	0.1448+0.0073-0.0077	---	---	---	0.1458+0.0062-0.0101	---

Print

Ancillary Information (1 Unique File)

+

+ HD 63433 (1 File Type, 1 File)

Literature Time Series (1 File Type, 1 File)

File Type	Data Points	Filter	Reference
Photometric Light Curve	78	Hp (Hipparcos)	Hipparcos and Tycho Catalogs

Nearby Data (within 30 arcseconds) Browse Nearby Data

+

Known Objects: 3 Confirmed Planets; 3 2MASS Point Source Catalog

Data Files: 1 SuperWASP Time Series; 3 Associated Literature Data

Bibliography (23 References)

+

The TESS-Keck Survey. XX. 15 New TESS Planets and a Uniform RV Analysis of All Survey Targets
Polanski et al. 2024 Reference Overview
TESS Hunt for Young and Maturing Exoplanets (THYME). XI. An Earth-sized Planet Orbiting a Nearby, Solar-like Host in the 400 Myr Ursa Major Moving Group
Capistrant et al. 2024 Reference Overview
The TESS-Keck Survey. XV. Precise Properties of 108 TESS Planets and Their Host Stars
MacDougall et al. 2023 Reference Overview
Dynamical masses of two young transiting sub-Neptunes orbiting HD 63433
Mallorquín et al. 2023 Reference Overview
ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 Reference Overview
Detection of Ongoing Mass Loss from HD 63433c, a Young Mini-Neptune
Zhang et al. 2022 Reference Overview
The TESS-Keck Survey. III. A Stellar Obliquity Measurement of TOI-1726 c
Dai et al. 2020 Reference Overview
TESS Hunt for Young and Maturing Exoplanets (THYME). III. A Two-planet System in the 400 Myr Ursa Major Group
Mann et al. 2020 Reference Overview
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
Gaia Data Release 2
Gaia DR2 Reference Overview
ExoFOP TOI Table
ExoFOP
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
Structure and Evolution of Nearby Stars with Planets. II. Physical Properties of ~1000 Cool Stars from the SPOCS Catalog
Takeda et al. 2007 Reference Overview
Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs
Valenti & Fischer 2005 Reference Overview
Chromospheric Ca II Emission in Nearby F, G, K, and M Stars
Wright et al. 2004 Reference Overview
The Geneva-Copenhagen survey of the Solar neighbourhood. Ages,metallicities and kinematix properties of ~14 000 F and G dwarfs
Nordstrom et al. 2004 Reference Overview
Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 parsecs: The Northern Sample I
Gray et al. 2003 Reference Overview
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview
Radial Velocities of 889 late-type stars
Nidever et al. 2002 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
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

Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2

External Link
Search
Browse
Download

Debug Info

+

https://vmexoweb2.ipac.caltech.edu/data/Overviews_2.0/4/HD_63433.json

Catalog Parameters

RA

ra

07h49m55.05s

Dec

dec

+27d21m47.28s

β

elat

6.21662

λ

elon

114.34078

b

glat

24.14746

l

glon

193.28189

m_V

sy_vmag

6.92035±0.02300

m_TESS

sy_tmag

6.2683±0.0060

m_J

sy_jmag

5.624±0.043

m_H

sy_hmag

5.359±0.026

m_Ks

sy_kmag

5.258±0.016

sy_kepmag

no_data

m_W1

sy_w1mag

5.246±0.178

m_W2

sy_w2mag

5.129±0.087

m_W3

sy_w3mag

5.297±0.016

m_W4

sy_w4mag

5.163±0.031

sy_icmag

no_data

m_Gaia

sy_gaiamag

6.718310±0.000529

m_B

sy_bmag

7.594±0.023

sy_gmag

no_data

sy_imag

no_data

sy_rmag

no_data

sy_umag

no_data

sy_zmag

no_data

μ

sy_pm

15.1178736±0.0669524

μ_δ

sy_pmdec

-11.3143000±0.0487372

μ_α

sy_pmra

-10.0268000±0.0846514

π

sy_plx

44.6070000±0.0444373

Distance

sy_dist

22.4035±0.0225

Set Parameters

R_✶

st_rad

0.91

T_eff

st_teff

5742

HD 63433 Overview

HD 63433 Architecture & Discovery Information

HD 63433