Planet TOI-5734 b

Detailed information about planet TOI-5734 b and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name

TOI-5734 b

Planet Status

Confirmed

Discovered in

2026

Publication Status

—

Update

2026-02-23

Mass

0.0286 (\pm 0.0082)

M_J 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Mass*sin(i)

—

Semi-Major Axis

0.05921 (\pm 0.00024)

AU 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Orbital Period

6.1841876 (\begin{matrix} + 8e-06 \\ - 9.4e-06 \end{matrix})

day 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Eccentricity

—

Angular distance

—

ω

—

T_peri

—

Radius

0.187 (\pm 0.0107)

R_J 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Inclination

89.88 (\begin{matrix} + 0.12 \\ - 0.63 \end{matrix})

deg 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Detection Method

Primary Transit

Mass Meas. Method

Radial Velocity

Radius Meas. Method

Primary Transit

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

0.04 (\begin{matrix} + 0.22 \\ - 0.04 \end{matrix})

2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Time V_r=0

—

Velocity Semiamplitude K

20.2 (\begin{matrix} + 6.6 \\ - 6.0 \end{matrix})

m/s 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Calculated temperature

688.0 (\pm 23.0)

K 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

—

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

No remarks

No link

Star

Name

TOI-5734

Distance

32.51 (\pm 0.08)

pc 1 publication

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert

Spectral type

K3.5V

Apparent magnitude V

9.61

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.725 (\pm 0.044)

M_Sun 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Age

0.5 (\begin{matrix} + 0.3 \\ - 0.15 \end{matrix})

Gyr 1 publication

The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Effective temperature

4670.0 (\pm 43.0)

K 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Radius

0.678 (\pm 0.029)

R_Sun 2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Metallicity [Fe/H]

-0.13 (\pm 0.03)

2 publications

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert
The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

07:25:01.4

Dec₂₀₀₀

+37:13:52.0

Alternate Names

TYC 2464-396-1

No remarks

No link

Simbad
Most recent references (ADS)

Planet TOI-5734 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Planet TOI-5734 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Related publications

The GAPS Programme at the TNG: LXX. TOI-5734b: A hot sub-Neptune orbiting a relatively young K dwarf with an Earth-like density

The K-dwarfs Survey I. Four Validated Planets from the Radius Valley to the Neptune Desert