Planet K2-33 b

Detailed information about planet K2-33 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

K2-33 b

Planet Status

Confirmed

Discovered in

2016

Update

2021-02-05

Mass

3.7

M_J 1 publication

Zodiacal Exoplanets in Time (ZEIT). III. A Short-period Planet Orbiting a Pre-main-sequence Star in the Upper Scorpius OB Association

Mass*sin(i)

—

Semi-Major Axis

0.0409 (\pm 0.0023)

Orbital Period

5.424865 (\begin{matrix} + 3.5e-05 \\ - 3.1e-05 \end{matrix})

day 1 publication

Zodiacal Exoplanets in Time (ZEIT). III. A Short-period Planet Orbiting a Pre-main-sequence Star in the Upper Scorpius OB Association

Eccentricity

— 1 publication

Zodiacal Exoplanets in Time (ZEIT) III: A Neptune-sized planet orbiting a pre-main-sequence star in the Upper Scorpius OB Association

ω

— 1 publication

Zodiacal Exoplanets in Time (ZEIT). III. A Short-period Planet Orbiting a Pre-main-sequence Star in the Upper Scorpius OB Association

T_peri

—

Radius

0.45 (\begin{matrix} + 0.03 \\ - 0.033 \end{matrix})

R_J 1 publication

Zodiacal Exoplanets in Time (ZEIT). III. A Short-period Planet Orbiting a Pre-main-sequence Star in the Upper Scorpius OB Association

Inclination

89.1 (\begin{matrix} + 0.6 \\ - 1.1 \end{matrix})

deg 1 publication

Zodiacal Exoplanets in Time (ZEIT) III: A Neptune-sized planet orbiting a pre-main-sequence star in the Upper Scorpius OB Association

Detection Method

Primary Transit

Mass Meas. Method

Radial Velocity

Radius Meas. Method

Primary Transit

Primary transit

2456898.69288 (\pm 0.0012)

JD 1 publication

Zodiacal Exoplanets in Time (ZEIT) III: A Neptune-sized planet orbiting a pre-main-sequence star in the Upper Scorpius OB Association

Secondary transit

—

λ

—

Impact Parameter b

0.16 (\begin{matrix} + 0.19 \\ - 0.11 \end{matrix})

1 publication

Zodiacal Exoplanets in Time (ZEIT) III: A Neptune-sized planet orbiting a pre-main-sequence star in the Upper Scorpius OB Association

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

EPIC 205117205 b, 2MASS J16101473-1919095 b, EPIC 205117205.01, WISE J161014.73-191909.6 b

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

No link

Star

Name

K2-33

Distance

139.8 (\begin{matrix} + 1.52 \\ - 1.52 \end{matrix})

Spectral type

M3.3

Apparent magnitude V

16.0

Mass

0.56 (\begin{matrix} + 0.09 \\ - 0.09 \end{matrix})

M_Sun

Age

0.009 (\begin{matrix} + 0.001 \\ - -0.001 \end{matrix})

Gyr

Effective temperature

3540.0 (\pm 70.0)

K 1 publication

Zodiacal Exoplanets in Time (ZEIT) III: A Neptune-sized planet orbiting a pre-main-sequence star in the Upper Scorpius OB Association

Radius

1.05 (\begin{matrix} + 0.07 \\ - 0.07 \end{matrix})

R_Sun

Metallicity [Fe/H]

—

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

16:10:14.7

Dec₂₀₀₀

-19:19:09.4

Alternate Names

EPIC 205117205, 2MASS J16101473-1919095, WISE J161014.73-191909.6

No remarks

No link

Simbad
Most recent references (ADS)

Planet K2-33 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 K2-33 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

Transit Spectroscopy of K2-33b with Subaru/IRD: Spin-Orbit Alignment and Tentative Atmospheric Helium

Hazy with a chance of star spots: constraining the atmosphere of the young planet, K2-33b

A Circumplanetary Dust Ring May Explain the Extreme Spectral Slope of the 10 Myr Young Exoplanet K2-33b

Impact of Space Weather on Climate and Habitability of Terrestrial Type Exoplanets

Mass-Radius relationship for M dwarf exoplanets: Comparing nonparametric and parametric methods

Young planets under extreme UV irradiation. I. Upper atmosphere modelling of the young exoplanet K2-33b

A search for circularly polarised emission from young exoplanets

A Neptune-sized transiting planet closely orbiting a 5–10-million-year-old star

Zodiacal Exoplanets in Time (ZEIT). III. A Short-period Planet Orbiting a Pre-main-sequence Star in the Upper Scorpius OB Association

K2 Discovers a Busy Bee: An Unusual Transiting Neptune Found in the Beehive Cluster

Zodiacal Exoplanets in Time (ZEIT) III: A Neptune-sized planet orbiting a pre-main-sequence star in the Upper Scorpius OB Association