Planet GJ 720 Ab

Detailed information about planet GJ 720 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

GJ 720 Ab

Mass

—

Mass*sin(i)

0.04292 (\pm 0.00249)

M_J 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Semi-Major Axis

0.119 (\pm 0.002)

AU 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Orbital Period

19.47 (\pm 0.001)

day 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Eccentricity

0.1 (\pm 0.06)

1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

ω

102.16 (\begin{matrix} + 30.0 \\ - 32.0 \end{matrix})

deg 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

T_peri

2456407.02 (\begin{matrix} + 1.6 \\ - 1.8 \end{matrix})

JD 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Radius

—

Inclination

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

4.6 (\pm 0.3)

m/s 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Calculated temperature

309.0 (\pm 24.0)

K 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Measured temperature

—

Hottest point longitude

—

Surface gravity log(g/g_H)

—

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

GJ 720 A

Distance

15.557 (\pm 0.006)

pc 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Spectral type

M0.5V

Apparent magnitude V

10.0

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.57 (\pm 0.06)

M_Sun 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Age

—

Effective temperature

3837.0 (\pm 69.0)

K 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Radius

0.56 (\pm 0.06)

R_Sun 1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Metallicity [Fe/H]

-0.14 (\pm 0.09)

1 publication

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

18:35:19.0

Dec₂₀₀₀

+45:44:44.0

Alternate Names

BD+45 2743, LHS 3394, LDS 6329 A

The companion star, a fainter M dwarf, lies 1746 AUs away.

No link

Simbad
Most recent references (ADS)

Planet GJ 720 Ab

Planet

Basic informations 20 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 Some remarks

Other web pages No page

More data 2 references

Planet GJ 720 Ab

Planet

Basic informations 20 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 Some remarks

Other web pages No page

More data 2 references

Related publications

Gaia Search for (sub)stellar Companions of Exoplanet Hosts

Multiplicity of stars with planets in the solar neighbourhood

HADES RV Programme with HARPS-N at TNG XV. Planetary occurrence rates around early-M dwarfs

HADES RV Programme with HARPS-N at TNG XIII. A sub-Neptune around the M dwarf GJ 720 A