Planet RR Cae (AB) b

Detailed information about planet RR Cae (AB) b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

RR Cae (AB) b

Planet Status

Confirmed

Discovered in

2012

Update

2023-04-22

Mass

3.0 (\pm 0.3)

M_J

Mass*sin(i)

3.0 (\pm 0.3)

M_J 1 publication

Two circumbinary planets in RR Cae eclipsing binary system

Semi-Major Axis

5.2 (\pm 0.1)

AU 2 publications

Two circumbinary planets in RR Cae eclipsing binary system
A Circumbinary Planet in Orbit Around the Short-Period White-Dwarf Eclipsing Binary RR Cae

Orbital Period

5479.0 (\pm 219.0)

day 2 publications

Two circumbinary planets in RR Cae eclipsing binary system
A Circumbinary Planet in Orbit Around the Short-Period White-Dwarf Eclipsing Binary RR Cae

Eccentricity

— 1 publication

A Circumbinary Planet in Orbit Around the Short-Period White-Dwarf Eclipsing Binary RR Cae

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Timing

Mass Meas. Method

TTV

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

RR Cae b

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

23 Jan 2012: This planetary candidate has been detected by timing of the binary parent star eclipses (Qian et al. 2012).
A second planet with a pariod longer than 26.3 years is possibly present (Qian et al. 2012)

No link

Star

Name

RR Cae (AB)

Distance

—

Spectral type

DAZ8+dM

Apparent magnitude V

14.4

Mass

0.622 M_Sun 1 publication

A Circumbinary Planet in Orbit Around the Short-Period White-Dwarf Eclipsing Binary RR Cae

Age

—

Effective temperature

—

Radius

—

Metallicity [Fe/H]

—

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

04:21:06.0

Dec₂₀₀₀

-48:39:07.0

Alternate Names

—

The parent star is a binary witha cool 0.44 M_Sun white dwarf primary and M4 secondary with a mass of 0.182 M_Sun (Qian et al. 2012°. The mass given here is the sum of these two masses.

No link