Gl 725 Overview

  • Star: Gl 725 A
    • Stellar Radius: 0.35 Solar Radius
    • Stellar Effective Temperature: 3433.00 K
    • Planet: Gl 725 A b
      • Disposition Confirmed
  • Star: Gl 725 B
    • Stellar Radius: 0.28 Solar Radius
    • Stellar Effective Temperature: 3379.00 K
    • Planet: Gl 725 B b
      • Disposition Candidate
    • Planet: Gl 725 B c
      • Disposition Confirmed

Gl 725 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
Gl 725 A
Gl 725 A b 11.22 d > 2.78 M Radial Velocity 2025 Cortés-Zuleta et al. 2025 Confirmed Planet
Gl 725 B
Gl 725 B b 4.77 d > 1.5 M Radial Velocity 2026 Ould-Elhkim et al. 2026 Candidate Planet
Gl 725 B c 37.9 d > 3.4 M Radial Velocity 2026 Ould-Elhkim et al. 2026 Confirmed Planet
Gl 725 A
  • Some stellar parameter values may be biased due to companion blend (WDS Catalog)
Gl 725 B
  • Some stellar parameter values may be biased due to companion blend (WDS Catalog)
Gl 725 B b Gl 725 B c
RA
18h42m44.02s
Dec
+59d38m17.19s
Distance
3.52140±0.00078 pc
Parallax
283.9490000±0.0623549 mas
Ecliptic Latitude
81.58136 deg
Ecliptic Longitude
309.7902 deg
Galactic Latitude
24.23792 deg
Galactic Longitude
89.29524 deg
Total Proper Motion
2221.039622±0.205127 mas/yr
Proper Motion (RA)
-1311.910000±0.181196 mas/yr
Proper Motion (Dec)
1792.180000±0.216866 mas/yr
Photometry
mV 8.94±0.10
mTESS 6.724±0.032
mJ 5.189±0.017
mH 4.741±0.036
mKs 4.432±0.020
mIc ---
mGaia 7.849440±0.001262
mB ---
Abundances
(Hypatia Catalog)
[Fe/H] -0.35±0.11 dex
[C/H] -0.27±0.06 dex
[O/H] -0.23±0.03 dex
[Mg/H] -0.23±0.02 dex
[Al/H] -0.39±0.06 dex
[Si/H] -0.38±0.01 dex
[Ca/H] -0.29±0.08 dex
Source Cortés-Zuleta et al. 2025 TICv8 Turnbull 2015 Wright et al. 2004 Nidever et al. 2002 Hawley et al. 1996 Duncan et al. 1991 Duncan et al. 1991 Cannon & Pickering 1918
S Index
--- --- --- 0.440±0.057 --- --- 0.7079 0.3587 ---
ρ
(g/cm3)
--- 11.10970±0.31646 --- --- --- --- --- --- ---
M
(M⦿)
0.330±0.008 0.3317550±0.0202197 0.33 --- --- --- --- --- ---
R
(R⦿)
0.351±0.003 0.3478780±0.0103775 0.29 --- --- --- --- --- ---
log g
(log10(cm/s2))
4.87±0.01 4.8760300±0.0005836 --- --- --- --- --- --- ---
Teff
(K)
3433±68 --- 3605 --- --- --- --- --- ---
L
(log10(L⦿))
-1.809±0.002 ---
-2.000 +1.041-0.954
--- --- --- --- --- ---
Metallicity
(dex)
-0.19±0.13 [Fe/H] --- --- --- --- --- --- --- ---
Age
(Gyr)
6.2±2.3 --- --- --- --- --- --- --- ---
Sp. T
M3 --- M3.0V --- --- M3 --- --- K5
Prot
(days)
103.1±6.1 --- --- --- --- --- --- --- ---
γ
(km/s)
--- --- --- --- -0.8 --- --- --- ---
Status
Confirmed Planet
Detected By
Radial Velocity
Source Cortés-Zuleta et al. 2025
Tp
(days)
2458597.7±0.5
(BJD-TDB)
ω
(deg)
0
Mp sin i
(M)
2.78±0.35
Mp sin i
(MJup)
0.00875±0.00110
e
0
P
(days)
11.2201±0.0051
K
(m/s)
1.67±0.20
a
(au)
0.068±0.001
RA
18h42m46.88s
Dec
+59d37m37.42s
Distance
6.842357 pc
Parallax
284.09 mas
Ecliptic Latitude
81.56878 deg
Ecliptic Longitude
309.78776 deg
Galactic Latitude
24.2296 deg
Galactic Longitude
89.28489 deg
Total Proper Motion
2327.28±2.00 mas/yr
Proper Motion (RA)
-1400.75±2.00 mas/yr
Proper Motion (Dec)
1858.53±2.00 mas/yr
Photometry
mV 9.7±0.1
mTESS 7.321±0.033
mJ 5.721±0.020
mH 5.197±0.024
mKs 5.000±0.023
mIc ---
mGaia ---
mB ---
Source Ould-Elhkim et al. 2026 Cortés-Zuleta et al. 2025 TICv8 Turnbull 2015 Wright et al. 2004 Nidever et al. 2002 Hawley et al. 1996 Duncan et al. 1991 Cannon & Pickering 1918
S Index
--- --- --- --- 0.654±0.085 --- --- 0.5505 ---
Metallicity
(dex)
-0.28±0.10 [M/H] --- -0.92±0.07 [M/H] --- --- --- --- --- ---
ρ
(g/cm3)
--- --- 16.434909±0.177833 --- --- --- --- --- ---
M
(M⦿)
0.25±0.02 0.25±0.02 0.2526250±0.0202044 0.30 --- --- --- --- ---
R
(R⦿)
0.280±0.005 0.280±0.005 0.2787990±0.0084533 --- --- --- --- --- ---
log g
(log10(cm/s2))
4.82±0.06 --- 4.9499600±0.0084643 --- --- --- --- --- ---
Teff
(K)
3379±31 3379±31 --- --- --- --- --- --- ---
L
(log10(L⦿))
-2.038±0.003 -2.038±0.003 ---
-2.000 +1.041-0.954
--- --- --- --- ---
Sp. T
--- M4 --- M3.5V --- --- M3.5 --- K5
Prot
(days)
105.1±3.3 135±15 --- --- --- --- --- --- ---
Age
(Gyr)
8.70±2.10 --- --- --- --- --- --- --- ---
γ
(km/s)
--- --- --- --- --- 1.2 --- --- ---
Status
Confirmed Planet
Detected By
Radial Velocity
Source Ould-Elhkim et al. 2026
Teq
(K)
215±4
Mp sin i
(M)
3.4±0.7
Mp sin i
(MJup)
0.011±0.002
P
(days)
37.90±0.17
K
(m/s)
1.7±0.3
a
(au)
0.139±0.004
Status
Candidate Planet
Detected By
Radial Velocity
Tools
Source Ould-Elhkim et al. 2026
Teq
(K)
430±8
Mp sin i
(M)
1.5±0.4
Mp sin i
(MJup)
0.0047±0.0013
P
(days)
4.765±0.004
K
(m/s)
1.4±0.3
a
(au)
0.035±0.001
Literature Stellar Spectra (3 Files)
File Type Spectrum Type Wavelength Category Reference
Spectra     echelle grating Optical California Planet Search
Spectra     echelle grating Optical California Planet Search
Spectra     echelle grating Optical California Planet Search
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     100 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Literature Stellar Spectra (3 Files)
File Type Spectrum Type Wavelength Category Reference
Spectra     echelle grating Optical California Planet Search
Spectra     echelle grating Optical California Planet Search
Spectra     echelle grating Optical California Planet Search
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     100 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
1 Confirmed Planets
Data Files
1 Associated Literature Data
Known Objects
1 Confirmed Planets
Data Files
1 Associated Literature Data
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