Planet Elias 2-27 b

Detailed information about planet Elias 2-27 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

Elias 2-27 b

Planet Status

Confirmed

Discovered in

2017

Update

2024-10-24

Mass

11.0 (\begin{matrix} + 2.0 \\ - 1.0 \end{matrix})

M_J 1 publication

Are Elias 2-27's spiral arms driven by self-gravity, or by a companion? A comparative spiral morphology study

Mass*sin(i)

—

Semi-Major Axis

500.0 (\pm 200.0)

AU 1 publication

Are Elias 2-27's spiral arms driven by self-gravity, or by a companion? A comparative spiral morphology study

Orbital Period

—

Eccentricity

—

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Imaging, Other

Mass Meas. Method

Theoretical

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

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

Meru et al. (2017): simulations from circumstellar disk morphology allow both a single planet and a 2-planets solution, in the latter case a pair of 10 MJup companions 140 and 425 AUs away respectively.

No link

Star

Name

Elias 2-27

Distance

115.0 pc 1 publication

A Dynamical Measurement of the Disk Mass in Elias 2-27

Spectral type

M0

Apparent magnitude V

—

Mass

0.5 M_Sun 1 publication

Spiral Arms and a Massive Dust Disk with non-Keplerian Kinematics: Possible Evidence for Gravitational Instability in the Disk of Elias 2-27

Age

0.0008 Gyr 1 publication

A Dynamical Measurement of the Disk Mass in Elias 2-27

Effective temperature

3850.0 K 1 publication

Spiral Arms and a Massive Dust Disk with non-Keplerian Kinematics: Possible Evidence for Gravitational Instability in the Disk of Elias 2-27

Radius

2.3 R_Sun 1 publication

Spiral Arms and a Massive Dust Disk with non-Keplerian Kinematics: Possible Evidence for Gravitational Instability in the Disk of Elias 2-27

Metallicity [Fe/H]

-0.476 (\pm 0.6)

1 publication

The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 119,000 Targets in Campaigns 1-7

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

16:26:45.0

Dec₂₀₀₀

-24:23:07.8

Alternate Names

GSS 39, ISO-Oph 67, 2MASS J16264502-2423077

No remarks

No link

Simbad
Most recent references (ADS)

Planet Elias 2-27 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

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 Elias 2-27 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

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

A Dynamical Measurement of the Disk Mass in Elias 2-27

Spiral Arms and a Massive Dust Disk with non-Keplerian Kinematics: Possible Evidence for Gravitational Instability in the Disk of Elias 2-27

Are Elias 2-27's spiral arms driven by self-gravity, or by a companion? A comparative spiral morphology study

On the Origin of the Spiral Morphology in the Elias 2-27

The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 119,000 Targets in Campaigns 1-7