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HD 6718 Overview

HD 6718 1.02 R⦿ 5746.00 K
!
HD 6718 b

HD 6718 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
HD 6718
HD 6718 b 2476 d 762.79 M⨁ Radial Velocity 2009 Naef et al. 2010 Confirmed Planet
HD 6718 b
RA
01h07m48.86s
Dec
-08d14m01.02s
Distance
51.3444+0.1393-0.1385
pc
Parallax
19.447600±0.052296 mas
Ecliptic Latitude
-14.25202 deg
Ecliptic Longitude
12.37711 deg
Galactic Latitude
-70.71162 deg
Galactic Longitude
135.28348 deg
Total Proper Motion
193.6807171±0.1139585 mas/yr
Proper Motion (RA)
192.637000±0.114352 mas/yr
Proper Motion (Dec)
20.0800000±0.0686852 mas/yr
Photometry
mV
8.45±0.03
mTESS
7.8472±0.0060
mJ
7.269±0.018
mH
6.988±0.046
mKs
6.876±0.020
mW1
6.849±0.064
mW2
6.858±0.020
mW3
6.894±0.019
mW4
6.853±0.086
mGaia
8.281470±0.000247
mB
9.053001±0.033000
Abundances
(Hypatia Catalog)
[Fe/H] -0.06±0.14 dex
[C/H] -0.03±0.09 dex
[O/H] -0.10±0.08 dex
[Na/H] -0.15±0.12 dex
[Mg/H] -0.03±0.10 dex
[Al/H] -0.12±0.07 dex
[Si/H] -0.07±0.08 dex
[Ca/H] -0.04±0.08 dex
[Y/H] -0.09±0.07 dex
[BaII/H] -0.06±0.10 dex
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Piccinini et al. 2026 TICv8 Gaia DR2 Stassun et al. 2017 Naef et al. 2010 Nordstrom et al. 2004 Michigan Catalog, Vol. 5 Cannon & Pickering 1918
Teff
(K)
5746±19
5729.7400+96.0963-109.6310
5730.0000+39.6665-24.7330
 5801±41 5746±19 --- --- ---
L✶
(log10(L⦿))
---
-0.01840181+0.01068031-0.01053016
-0.017145259+0.001586875-0.001592677
 --- 0.0531 --- --- ---
Metallicity
(dex)
--- -0.0641376±0.0039725 [M/H] --- -0.03 [Fe/H] -0.06±0.02 [Fe/H] --- --- ---
γ
(km/s)
--- --- 34.762041295183835±0.171829982007819 --- 34.7509±0.0013 34.1±0.3 --- ---
v sin i
(km/s)
--- --- --- --- 1.76±1.0 3 --- ---
M✶
(M⦿)
0.96
1.0200000+0.1642100-0.0907124
 --- 1.08±0.21 0.96 --- --- ---
R✶
(R⦿)
1.02±0.03
0.99353200+0.04326530-0.03749850
0.994880140+0.008644560-0.013632600
 0.95±0.02 1.02±0.03 --- --- ---
log g
(log10(cm/s2))
---
4.4523000+0.0562066-0.0855512
 --- 4.51±0.08 4.48±0.03 --- --- ---
Sp. T
G5 V --- --- --- --- --- G5 V G0
ρ✶
(g/cm3)
---
1.4662898+0.3299698-0.2200767
 --- --- --- --- --- ---
Print
Status
Confirmed Planet
Controversial
Detected By
Astrometry, Radial Velocity
Tools
Planetary Systems
Source Piccinini et al. 2026 Piccinini et al. 2026 Kiefer et al. 2021 Stassun et al. 2017 Naef et al. 2010
Tp
(days)
2458193+208-170
(BJD)
2458193+208-170
(BJD)
--- --- 2454357±251
ω
(deg)
129+34-27
129+34-27
 --- ---
286 +64-35
Mp
(M⨁)
763+95-64
763+64-95
19956+5397-4386
 --- ---
Mp
(MJup)
2.4+0.3-0.2
2.4+0.2-0.3
62.79+16.98-13.80
 --- ---
Mp sin i
(M⨁)
572+159-95
572+159-95
 495.5 534±76
496 +35-32
Mp sin i
(MJup)
1.8+0.5-0.3
1.8+0.5-0.3
 1.559 1.68±0.24
1.56 +0.11-0.10
e
0.06±0.03 0.06±0.03 --- 0.10±0.08
0.10 +0.11-0.04
i
(deg)
51.4+16.4-11.5
129.0+11.2-16.2
1.488+0.410-0.310
 --- ---
P
(days)
2476±19 2476±19 2496 2496.00000±180.00000 2496±176
K
(m/s)
28.4+1.0-0.9
28.4+1.0-0.9
 --- 24.1±1.5 24.1±1.5
a
(au)
3.53±0.05 3.53±0.05 --- 3.55±0.18
3.56 +0.24-0.15
Print
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     96 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
1 Confirmed Planets
1 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
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