Planet YZ Cet c

Detailed information about planet YZ Cet c and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

YZ Cet c

Planet Status

Confirmed

Discovered in

2017

Publication Status

—

Update

2020-02-06

Mass

—

Mass*sin(i)

0.00359 (\pm 0.00035)

M_J 2 publications

The CARMENES search for exoplanets around M dwarfs. Characterization of the nearby ultra-compact multiplanetary system YZ Ceti
The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Semi-Major Axis

0.02156 (\begin{matrix} + 0.00046 \\ - 0.00054 \end{matrix})

AU 2 publications

The CARMENES search for exoplanets around M dwarfs. Characterization of the nearby ultra-compact multiplanetary system YZ Ceti
The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Orbital Period

3.05989 (\pm 0.0001)

day 2 publications

The CARMENES search for exoplanets around M dwarfs. Characterization of the nearby ultra-compact multiplanetary system YZ Ceti
The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Eccentricity

0.04 (\begin{matrix} + 0.11 \\ - 0.04 \end{matrix})

1 publication

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Angular distance

—

ω

—

T_peri

2456847.05 (\pm 0.14)

Radius

—

Inclination

—

Detection Method

Radial Velocity

Mass Meas. Method

Spectrum

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

1.68 (\pm 0.23)

m/s 1 publication

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

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

Robertson (2018) finds that the 3.06-day period of YZ Ceti c is likely an alias, that its period is 0.75 days and if so, its minimum mass is less than 0.6 Earth masses, and its geometric transit probability increases to 10%.

No link

Star

Name

YZ Cet

Distance

3.6 pc 1 publication

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Spectral type

M4.5

Apparent magnitude V

12.074

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.13 (\pm 0.013)

M_Sun 1 publication

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Age

4.0 (\pm 0.6)

Gyr 2 publications

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet
The Age of the Nearest Multi-Planet System YZ Cet (GJ 54.1) Determined from Stellar Rotation and X-ray Emission

Effective temperature

3056.0 (\pm 60.0)

K 1 publication

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Radius

0.168 (\pm 0.009)

R_Sun 1 publication

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Metallicity [Fe/H]

-0.26 (\pm 0.08)

1 publication

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

01:12:30.5

Dec₂₀₀₀

-16:59:56.0

Alternate Names

—

No remarks

No link

Simbad
Most recent references (ADS)

Planet YZ Cet c

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 3 planets

Remarks No remark

Other web pages No page

More data 2 references

Planet YZ Cet c

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 3 planets

Remarks No remark

Other web pages No page

More data 2 references

Related publications

Evaluating Star-Planet Interactions with Zeeman Doppler Imaging: Case Study in YZ Ceti

Coherent radio bursts from known M-dwarf planet-host YZ Ceti

Star-Planet Interaction at radio wavelengths in YZ Ceti: Inferring planetary magnetic field

The CARMENES search for exoplanets around M dwarfs. Characterization of the nearby ultra-compact multiplanetary system YZ Ceti

Dim Prospects for Transmission Spectra of Ocean Earths Around M Stars

Diverse outcomes of planet formation and composition around low-mass stars and brown dwarfs

Stellar and substellar companions of nearby stars from Gaia DR2. Binarity from proper motion anomaly

The role of dissipative evolution for three-planet, near-resonant extrasolar systems

Aliasing in the Radial Velocities of YZ Ceti: An Ultra-Short Period for YZ Ceti c?

The Age of the Nearest Multi-Planet System YZ Cet (GJ 54.1) Determined from Stellar Rotation and X-ray Emission

The HARPS search for southern extra-solar planets XLII. A system of Earth-mass planets around the nearby M dwarf YZ Cet