Planet SDSS J1622+4730 b

Detailed information about planet SDSS J1622+4730 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

SDSS J1622+4730 b

Planet Status

Confirmed

Discovered in

2014

Publication Status

Published in a refereed paper

Update

2025-09-25

Mass

61.0 (\pm 19.0)

M_J 3 publications

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility
Hot subdwarf binaries from the MUCHFUSS project. Analysis of 12 new systems and a study of the short-period binary population
Binaries discovered by the MUCHFUSS project. SDSS J162256.66+473051.1: An eclipsing subdwarf B binary with a brown dwarf companion

Mass*sin(i)

—

Semi-Major Axis

0.002697 (\pm 9.3e-05)

AU 1 publication

Binaries discovered by the MUCHFUSS project. SDSS J162256.66+473051.1: An eclipsing subdwarf B binary with a brown dwarf companion

Orbital Period

0.0697888 day 3 publications

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility
Hot subdwarf binaries from the MUCHFUSS project. Analysis of 12 new systems and a study of the short-period binary population
Binaries discovered by the MUCHFUSS project. SDSS J162256.66+473051.1: An eclipsing subdwarf B binary with a brown dwarf companion

Eccentricity

—

Angular distance

—

ω

—

T_peri

—

Radius

0.98 (\pm 0.02)

R_J 2 publications

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility
Binaries discovered by the MUCHFUSS project. SDSS J162256.66+473051.1: An eclipsing subdwarf B binary with a brown dwarf companion

Inclination

69.4 (\pm 0.5)

deg 2 publications

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility
Binaries discovered by the MUCHFUSS project. SDSS J162256.66+473051.1: An eclipsing subdwarf B binary with a brown dwarf companion

Detection Method

Primary Transit

Mass Meas. Method

Theoretical

Radius Meas. Method

Primary Transit

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

47200.0 m/s 1 publication

Binaries discovered by the MUCHFUSS project. SDSS J162256.66+473051.1: An eclipsing subdwarf B binary with a brown dwarf companion

Calculated temperature

2500.0 (\pm 900.0)

K 1 publication

Binaries discovered by the MUCHFUSS project. SDSS J162256.66+473051.1: An eclipsing subdwarf B binary with a brown dwarf companion

Measured temperature

2700.0

K 1 publication

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

PG 1621+476 b, SDSS J162256.66+473051.1 b, ZTF J162256.66+473051.1 b

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

SDSS J1622+4730

Distance

1813.5 pc

Spectral type

sdB

Apparent magnitude V

16.19

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.47 M_Sun 1 publication

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility

Age

—

Effective temperature

29000.0 K 1 publication

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility

Radius

0.182 (\pm 0.004)

R_Sun 1 publication

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility

Metallicity [Fe/H]

—

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

16:22:56.7

Dec₂₀₀₀

+47:30:51.2

Alternate Names

PG 1621+476, SDSS J162256.66+473051.1

No remarks

No link

Simbad
Most recent references (ADS)

Planet SDSS J1622+4730 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Planet SDSS J1622+4730 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Related publications

Physical Properties of 29 sdB+dM Eclipsing Binaries in Zwicky Transient Facility

Hot subdwarf binaries from the MUCHFUSS project. Analysis of 12 new systems and a study of the short-period binary population

Binaries discovered by the MUCHFUSS project. SDSS J162256.66+473051.1: An eclipsing subdwarf B binary with a brown dwarf companion