Planet GJ 3942 b

Detailed information about planet GJ 3942 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

GJ 3942 b

Planet Status

Confirmed

Discovered in

2017

Update

2017-09-21

Mass

0.0225 (\begin{matrix} + 0.0019 \\ - 0.0019 \end{matrix})

M_J

Mass*sin(i)

0.0225 (\begin{matrix} + 0.0019 \\ - 0.0019 \end{matrix})

M_J 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Semi-Major Axis

0.0608 (\pm 0.0068)

AU 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Orbital Period

6.905 (\pm 0.04)

day 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Eccentricity

0.121 (\pm 0.118)

1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

ω

112.7 (\pm 0.1)

deg 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

T_peri

—

Radius

—

Inclination

—

Detection Method

Radial Velocity

Mass Meas. Method

Radial Velocity

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

3.29 (\pm 0.12)

m/s 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Calculated temperature

—

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

GJ 3942

Distance

16.93 (\pm 0.3)

pc 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Spectral type

M0

Apparent magnitude V

10.0

Mass

0.63 (\pm 0.07)

M_Sun 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Age

—

Effective temperature

3867.0 (\pm 69.0)

K 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Radius

0.61 (\pm 0.06)

R_Sun 1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Metallicity [Fe/H]

-0.04 (\pm 0.09)

1 publication

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

16:09:03.0

Dec₂₀₀₀

+52:56:38.0

Alternate Names

—

No remarks

No link

Simbad
Most recent references (ADS)

Planet GJ 3942 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Planet GJ 3942 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Related publications

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

HADES RV Programme with HARPS-N at TNG VI. GJ 3942 b behind dominant activity signals