HD 109988 Overview

HD 109988 0.87 R_⦿ 5185.97 K

HD 109988 b

Overview System Parameters Nearby Data Legend

Architecture: HD 109988; HD 109988

Other Data: Bibliography 2; Nearby Data 5

Discovery Data

Host	Planet	Method	Year	Reference	Disposition
HD 109988	HD 109988 b	Radial Velocity	2022	Feng et al. 2022	Confirmed Planet

HD 109988 Stellar Parameters (2 Solutions)

RA: 12h39m15.71s

Dec: -32d43m34.90s

Distance: 42.5279+0.0817-0.0813
pc

Parallax: 23.4851000±0.0447344 mas

Ecliptic Latitude: -26.03811 deg

Ecliptic Longitude: 202.68867 deg

Galactic Latitude: 30.07542 deg

Galactic Longitude: 299.97278 deg

Total Proper Motion: 77.7076374±0.0645821 mas/yr

Proper Motion (RA): -42.7915000±0.0766146 mas/yr

Proper Motion (Dec): -64.8642000±0.0585784 mas/yr

Photometry: m_V
8.90±0.03; m_TESS
8.120±0.006; m_J
7.374±0.018; m_H
7.031±0.036; m_Ks
6.863±0.018; m_W1
6.798±0.063; m_W2
6.838±0.021; m_W3
6.832±0.016; m_W4
6.719±0.064; m_Gaia
8.660500±0.000405; m_B
9.772±0.032

Abundances (Hypatia Catalog): [Fe/H] 0.18±0.06 dex; [C/H] 0.21±0.08 dex; [O/H] 0.23±0.09 dex; [Na/H] 0.40±0.07 dex; [Mg/H] 0.24±0.08 dex; [Al/H] 0.31±0.02 dex; [Si/H] 0.25±0.04 dex; [Ca/H] 0.24±0.06 dex; [Y/H] 0.34±0.08 dex; [BaII/H] 0.19±0.10 dex

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

Source	Feng et al. 2022	TICv8
T_eff (K)	---	5185.9700+87.7715-144.6350
L_✶ (log₁₀(L_⦿))	---	-0.3072521+0.0134246-0.0072758
Metallicity (dex)	---	0.14±0.06 [M/H]
ρ_✶ (g/cm³)	---	1.886023+0.487294-0.380801
M_✶ (M_⦿)	0.880±0.104	0.8800000+0.1072760-0.0998683
R_✶ (R_⦿)	---	0.8696940+0.0599181-0.0365543
log g (log₁₀(cm/s²))	---	4.5038200+0.0906141-0.0741703

HD 109988 b Planetary Parameters (1 Solutions)

Status: Confirmed Planet
Detected By: Radial Velocity

Tools

Source	Feng et al. 2022
T_p (days)	2445137.031+2646.309-7475.956
ω (deg)	63.5150+79.8850-98.6970
M_p (M_⨁)	6935.3+719.9-1320.6
M_p (M_Jup)	21.821+2.265-4.155
e	0.0560+0.0360-0.0340
i (deg)	33.992+1.773-4.296
P (days)	17132.15854+3942.55441-2033.89457
K (m/s)	103.945+7.866-22.975
a (au)	12.518+1.517-1.319

Nearby Data (5 Data Types within 30 arcseconds)

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

Data Files: 4 KELT Time Series; 1 SuperWASP Time Series; 1 Associated Literature Data

Bibliography (2 References)

System

Star

Confirmed

Candidate

False Positive Planet

Controversial

False Positive

Aliases

Data Access

Transit Prediction Service

Time Series

Kepler | K2

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