Planet ASASSN-21js b

Detailed information about planet ASASSN-21js b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

ASASSN-21js b

Planet Status

Candidate

Discovered in

2024

Publication Status

—

Update

2024-08-11

Mass

—

Mass*sin(i)

—

Semi-Major Axis

13000.0 AU 1 publication

ASASSN-21js: A multi-year transit of a ringed disc

Orbital Period

—

Eccentricity

—

Angular distance

—

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Imaging, Primary Transit

Mass Meas. Method

—

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

A substellar object likely bound to a B-type main sequence star 13,000 AUs away. The companion is surrounded by a 2 AUs wide transiting ring with multiple gaps. The mass of the substellar object is unknown, although luminosity is compatible with a brown dwarf or an even smaller object.

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