Planet TOI-451 Ab

Detailed information about planet TOI-451 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

TOI-451 Ab

Planet Status

Confirmed

Discovered in

2021

Update

2024-09-06

Mass

—

Mass*sin(i)

—

Semi-Major Axis

0.0271 (\begin{matrix} + 0.0023 \\ - 0.0038 \end{matrix})

Orbital Period

1.8587028 (\begin{matrix} + 8e-06 \\ - 1e-05 \end{matrix})

day 2 publications

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*
TESS re-observes the young multi-planet system TOI-451: refined ephemeris and activity evolution

Eccentricity

0.19 (\begin{matrix} + 0.2 \\ - 0.14 \end{matrix})

1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

ω

238.0 (\begin{matrix} + 85.0 \\ - 48.0 \end{matrix})

deg 1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

T_peri

—

Radius

0.16879 (\begin{matrix} + 0.00856 \\ - 0.00839 \end{matrix})

R_J 2 publications

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*
TESS re-observes the young multi-planet system TOI-451: refined ephemeris and activity evolution

Inclination

86.5 (\begin{matrix} + 2.3 \\ - 2.9 \end{matrix})

deg 1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

Detection Method

Primary Transit

Mass Meas. Method

Radial Velocity

Radius Meas. Method

Primary Transit

Primary transit

2458410.9896 (\begin{matrix} + 0.0032 \\ - 0.0029 \end{matrix})

JD 1 publication

TESS re-observes the young multi-planet system TOI-451: refined ephemeris and activity evolution

Secondary transit

—

λ

-23.0 (\pm 40.0)

deg 1 publication

Obliquities of exoplanet host stars. Nineteen new, updated measurements for the sample of 205 measurements and observed trends

Impact Parameter b

0.42 (\begin{matrix} + 0.32 \\ - 0.28 \end{matrix})

1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

1524.0 (\begin{matrix} + 100.0 \\ - 60.0 \end{matrix})

K 1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

TOI-451.02

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

TOI-451 A

Distance

123.74 (\pm 0.39)

pc 1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

Spectral type

G5V

Apparent magnitude V

11.0

Mass

0.95 (\pm 0.02)

M_Sun 1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

Age

0.125 (\pm 0.008)

Gyr 1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

Effective temperature

5550.0 (\pm 56.0)

K 1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

Radius

0.879 (\pm 0.032)

R_Sun 1 publication

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

Metallicity [Fe/H]

—

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

04:11:52.0

Dec₂₀₀₀

-37:56:23.0

Alternate Names

TIC 257605131

An M dwarf companion star lies 4669 AUs away.

No link

Simbad
Most recent references (ADS)

Planet TOI-451 Ab

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 3 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Planet TOI-451 Ab

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 3 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

Obliquities of exoplanet host stars. Nineteen new, updated measurements for the sample of 205 measurements and observed trends

Gaia Search for (sub)stellar Companions of Exoplanet Hosts

TESS Hunt for Young and Maturing Exoplanets (THYME). IV. Three Small Planets Orbiting a 120 Myr Old Star in the Pisces–Eridanus Stream*

TESS re-observes the young multi-planet system TOI-451: refined ephemeris and activity evolution

Gaia search for stellar companions of TESS Objects of Interest