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HD 111998 Overview

HD 111998 1.45 R⦿ 6557.00 K
HD 111998 b

HD 111998 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
HD 111998
HD 111998 b 810 d 1525.58 M⨁ Radial Velocity 2016 Borgniet et al. 2017 Confirmed Planet
HD 111998
  • Some stellar parameter values may be biased due to companion blend (WDS Catalog)
RA
12h53m10.88s
Dec
-03d33m11.21s
Distance
33.2237+0.0603-0.0600
pc
Parallax
30.0702000±0.0540833 mas
Ecliptic Latitude
1.97374 deg
Ecliptic Longitude
193.61015 deg
Galactic Latitude
59.31575 deg
Galactic Longitude
303.78445 deg
Total Proper Motion
262.6662570±0.1125615 mas/yr
Proper Motion (RA)
-262.638000±0.112564 mas/yr
Proper Motion (Dec)
-3.852730±0.100015 mas/yr
Photometry
mV
6.11006±0.02300
mTESS
5.6643±0.0060
mJ
5.300±0.018
mH
5.082±0.023
mKs
4.993±0.023
mW1
4.920±0.289
mW2
4.724±0.120
mW3
5.017±0.015
mW4
4.980±0.034
mGaia
5.9954800±0.0005476
mB
6.585±0.023
Abundances
(Hypatia Catalog)
[Fe/H] 0.24±0.04 dex
[C/H] 0.26±0.09 dex
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Philipot et al. 2023 TICv8 Gaia DR2 Borgniet et al. 2017 Nordstrom et al. 2004 Michigan Catalog, Vol. 5 Duncan et al. 1991 Cannon & Pickering 1918
S Index
--- --- --- --- --- --- 0.2102±0.0191 ---
Teff
(K)
---
6503.52+131.70-103.73
6382.3335+111.6670-230.0660
 6557±96 --- --- --- ---
Metallicity
(dex)
--- --- --- 0.07 [Fe/H] --- --- --- ---
v sin i
(km/s)
20.0 --- --- 20 26 --- --- ---
Age
(Gyr)
1.7+3.4-0.9
 --- ---
1.9+0.6-0.7
 --- --- --- ---
M✶
(M⦿)
1.40±0.07
1.330000+0.262863-0.170115
 --- 1.18±0.12 --- --- --- ---
R✶
(R⦿)
---
1.4128900+0.0550427-0.0600729
1.4751999+0.1123940-0.0502969
 1.45±0.07 --- --- --- ---
log g
(log10(cm/s2))
---
4.2617000+0.0909183-0.0752781
 --- 4.19±0.11 --- --- --- ---
Sp. T
F6 V --- --- F5 V --- F6 V --- F5
L✶
(log10(L⦿))
---
0.50750398+0.01293882-0.02015827
0.51231446+0.00106277-0.00106537
 --- --- --- --- ---
γ
(km/s)
--- --- -7.2964768291832929±0.3230756414825485 --- -6.4±0.6 --- --- ---
ρ✶
(g/cm3)
---
0.6648050+0.1746013-0.1142633
 --- --- --- --- --- ---
CAII LOG RHK
-4.58 --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Planetary Systems
Source Philipot et al. 2023 Borgniet et al. 2017
Tp
(days)
2454521+45-36
(BJD)
2455490.2±177.3
(BJD)
ω
(deg)
190+22-17
 -87.3±77.7
Mp sin i
(M⨁)
--- 1433±159
Mp sin i
(MJup)
--- 4.51±0.50
e
0.13+0.05-0.04
 0.03±0.04
P
(days)
810+6-5
 825.9±6.2
K
(m/s)
--- 87.6±3.4
a
(au)
1.91+0.02-0.03
 1.82±0.07
Mp
(M⨁)
1526±64 ---
Mp
(MJup)
4.8±0.2 ---
i
(deg)
90 ---
Print
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     103 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
1 Confirmed Planets
3 2MASS Point Source Catalog
Data Files
1 Associated Literature Data
  • 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
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