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HD 128717 Overview

HD 128717 1.25 R⦿ 6210.00 K
HD 128717 b
Architecture
HD 128717
HD 128717
HD 128717 b
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
HD 128717 HD 128717 b 3420 d 6293 M⨁ Astrometry 2025 Pinamonti et al. 2025 Confirmed Planet
RA
14h36m21.16s
Dec
+57d33m39.42s
Distance
73.6360+0.1689-0.1680
pc
Parallax
13.5514000±0.0308328 mas
Ecliptic Latitude
65.34728 deg
Ecliptic Longitude
176.50398 deg
Galactic Latitude
54.39709 deg
Galactic Longitude
98.90196 deg
Total Proper Motion
105.912251±0.049606 mas/yr
Proper Motion (RA)
-82.0369000±0.0499329 mas/yr
Proper Motion (Dec)
66.9877000±0.0491123 mas/yr
Photometry
mV
8.32±0.03
mTESS
7.8218±0.0060
mJ
7.309±0.021
mH
7.078±0.049
mKs
7.039±0.029
mW1
6.954±0.056
mW2
7.041±0.020
mW3
7.049±0.016
mW4
7.028±0.068
mGaia
8.189290±0.000256
mB
8.860±0.027
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Pinamonti et al. 2025 TICv8
Teff
(K)
6210±40
6157.820+127.424-102.684
L✶
(log10(L⦿))
0.322+0.014-0.015
0.32326448+0.01553648-0.01158113
Metallicity
(dex)
0.16±0.08 [Fe/H] ---
v sin i
(km/s)
6.1±0.5 ---
Age
(Gyr)
1.4±0.3 ---
ρ✶
(g/cm3)
0.879+0.065-0.068
0.796267+0.192716-0.156608
M✶
(M⦿)
1.212+0.058-0.068
1.170000+0.171810-0.155752
R✶
(R⦿)
1.248±0.024
1.2747700+0.0537970-0.0556201
CAII LOG RHK
-4.948±0.020 ---
log g
(log10(cm/s2))
4.329+0.025-0.030
4.2953900+0.0813256-0.0788301
Print
Status
Confirmed Planet
Detected By
Astrometry, Radial Velocity
Tools
Planetary Systems
Source Pinamonti et al. 2025
Tp
(days)
2460189.634000±0.300000
(JD)
ω
(deg)
-105.7+0.4-0.3
Mp
(M⨁)
6293±159
Mp
(MJup)
19.8±0.5
e
0.850±0.002
i
(deg)
130.3+1.6-1.9
P
(days)
3420±20
a
(au)
4.85+0.02-0.01
Print
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
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