DMPP-4 Overview

DMPP-4 1.42 R_⦿ 6266.00 K

DMPP-4 b

Overview Notes 1 Parameters Ancillary 1 Nearby Data Bibliography 10 Legend Expand All

DMPP-4 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
DMPP-4
DMPP-4 b	3.5 d	> 12.2 M_⨁	Radial Velocity	2023	Barnes et al. 2023	Confirmed Planet

Exoplanet Archive Notes (1)

DMPP-4 b

Values drawn from Table 4, model "RV+BIS Np=1+GP" in ref. (Barnes et al. 2023)

DMPP-4 Stellar Parameters (5 Solutions)

RA: 19h34m19.84s

Dec: +51d14m08.90s

Distance: 25.3284+0.0382-0.0380
pc

Parallax: 39.452500±0.058962 mas

Ecliptic Latitude: 70.67254 deg

Ecliptic Longitude: 319.18331 deg

Galactic Latitude: 14.58774 deg

Galactic Longitude: 83.46183 deg

Total Proper Motion: 190.979331±0.134670 mas/yr

Proper Motion (RA): 30.20260±0.11314 mas/yr

Proper Motion (Dec): -188.576000±0.135177 mas/yr

Photometry: m_V
5.72936±0.02300; m_TESS
5.2609±0.0062; m_J
4.700±0.037; m_H
4.590±0.036; m_Ks
4.494±0.018; m_W1
4.509±0.259; m_W2
4.203±0.143; m_W3
4.528±0.015; m_W4
4.467±0.021; m_Gaia
5.6003700±0.0014052; m_B
6.191±0.022

Abundances (Hypatia Catalog): [Fe/H] 0.01±0.12 dex; [Na/H] -0.12±0.07 dex; [Mg/H] 0.03±0.13 dex; [Al/H] -0.06±0.14 dex; [Si/H] 0.03±0.08 dex; [Ca/H] 0.12±0.10 dex; [Y/H] -0.02±0.13 dex; [BaII/H] 0.22±0.35 dex

Mission

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

Source	Barnes et al. 2023	TICv8	Turnbull 2015	Nordstrom et al. 2004	Cannon & Pickering 1918
T_eff (K)	6400±50	6275.110+137.612-68.373	6266	---	---
L_✶ (log₁₀(L_⦿))	0.459+0.012-0.012	0.43106754+0.01488891-0.01540106	0.450±0.006	---	---
M_✶ (M_⦿)	1.25±0.02	1.220000+0.200206-0.143939	1.30	---	---
R_✶ (R_⦿)	1.38±0.01	1.3897700+0.0577146-0.0509889	1.42	---	---
Sp. T	F5-F8 V	---	F7V	---	F5
γ (km/s)	---	---	---	0.6±0.2	---
v sin i (km/s)	7.5+0.5-2.0	---	---	8	---
Metallicity (dex)	-0.0070±0.0560 [Fe/H]	-0.03±0.07 [M/H]	---	---	---
ρ_✶ (g/cm³)	---	0.6407590+0.1304088-0.1260684	---	---	---
log g (log₁₀(cm/s²))	4.24±0.10	4.2385400+0.0768487-0.0744801	---	---	---
Age (Gyr)	2.15±0.32	---	---	---	---
CAII LOG RHK	-5.24	---	---	---	---

DMPP-4 b Planetary Parameters (1 Solution)

Status: Confirmed Planet

Detected By: Radial Velocity

Tools: Planetary Systems

Source	Barnes et al. 2023
ω (deg)	200+110-130
M_p sin i (M_⨁)	12.2+1.8-1.9
M_p sin i (M_Jup)	0.0384+0.0057-0.0060
e	<0.063
P (days)	3.4982+0.0022-0.2327
K (m/s)	4.43+0.66-0.69
a (au)	0.04853+0.00036-0.00197
T_C (days)	2457139.9+1.2-1.3 (BJD)

Ancillary Information (1 Unique File)

+ DMPP-4 (1 File Type, 1 File)

Literature Time Series (1 File Type, 1 File)

File Type	Data Points	Filter	Reference
Photometric Light Curve	123	Hp (Hipparcos)	Hipparcos and Tycho Catalogs

Nearby Data (within 30 arcseconds) Browse Nearby Data

Known Objects: 1 Confirmed Planets; 3 2MASS Point Source Catalog

Data Files: 1 Associated Literature Data

Bibliography (10 References)

DMPP-4: candidate sub-Neptune mass planets orbiting a naked-eye star
Barnes et al. 2023 Reference Overview
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions
Turnbull 2015 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
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview
Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)
van Altena et al. 2001 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
UBVRIJKL Photometry of Bright Stars
Johnson et al. 1966 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/DMPP-4.json

DMPP-4

Catalog Parameters

19h34m19.84s

Dec

dec

+51d14m08.90s

elat

70.67254

elon

319.18331

glat

14.58774

glon

83.46183

m_V

sy_vmag

5.72936±0.02300

m_TESS

sy_tmag

5.2609±0.0062

m_J

sy_jmag

4.700±0.037

m_H

sy_hmag

4.590±0.036

m_Ks

sy_kmag

4.494±0.018

sy_kepmag

no_data

m_W1

sy_w1mag

4.509±0.259

m_W2

sy_w2mag

4.203±0.143

m_W3

sy_w3mag

4.528±0.015

m_W4

sy_w4mag

4.467±0.021

sy_icmag

no_data

m_Gaia

sy_gaiamag

5.6003700±0.0014052

m_B

sy_bmag

6.191±0.022

sy_gmag

no_data

sy_imag

no_data

sy_rmag

no_data

sy_umag

no_data

sy_zmag

no_data

sy_pm

190.979331±0.134670

μ_δ

sy_pmdec

-188.576000±0.135177

μ_α

sy_pmra

30.20260±0.11314

sy_plx

39.452500±0.058962

Distance

sy_dist

25.3284+0.0382-0.0380

Set Parameters

R_✶

st_rad

1.42

T_eff

st_teff

6266