Planet exomoon AF Lep b i

Detailed information about planet exomoon AF Lep b i and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

exomoon AF Lep b i

Planet Status

Confirmed

Discovered in

2025

Publication Status

Published in a refereed paper

Update

2025-09-22

Mass

0.14

M_J 1 publication

Astrometric exomoon detection by means of optical interferometry

Mass*sin(i)

—

Semi-Major Axis

—

Orbital Period

—

Eccentricity

—

Angular distance

—

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Astrometry

Mass Meas. Method

Astrometry

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

22 Sept 2025:|/b>
The moon-planet separation is 0.39 AU (Winterhalter et al. 2025)

No link

Star

Name

AF Lep

Distance

$26.843 (\pm 0.014)$ pc 1 publication number of publications

Astrometric Accelerations as Dynamical Beacons: A Giant Planet Imaged Inside the Debris Disk of the Young Star AF Lep

Spectral type

$F8V$

Apparent magnitude V

$6.3$

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

$1.2 (\pm 0.06)$ M_Sun 1 publication number of publications

Astrometric Accelerations as Dynamical Beacons: A Giant Planet Imaged Inside the Debris Disk of the Young Star AF Lep

Age

$0.024 (\pm 0.003)$ Gyr 1 publication number of publications

Astrometric Accelerations as Dynamical Beacons: A Giant Planet Imaged Inside the Debris Disk of the Young Star AF Lep

Effective temperature

$6130.0 (\pm 60.0)$ K 1 publication number of publications

Astrometric Accelerations as Dynamical Beacons: A Giant Planet Imaged Inside the Debris Disk of the Young Star AF Lep

Radius

$1.25 (\pm 0.06)$ R_Sun 1 publication number of publications

Astrometric Accelerations as Dynamical Beacons: A Giant Planet Imaged Inside the Debris Disk of the Young Star AF Lep

Metallicity [Fe/H]

$0.19 (\pm 0.02)$ 1 publication number of publications

Astrometric Accelerations as Dynamical Beacons: A Giant Planet Imaged Inside the Debris Disk of the Young Star AF Lep

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

$05:27:05.0$

Dec₂₀₀₀

$-11:54:04.0$

Alternate Names

View all in the catalogue :

No remarks

No link

Simbad

Most recent references (ADS)

Related publications

Astrometric exomoon detection by means of optical interferometry

2025 WINTERHALTER T., MERAND A., KEMMERER J., LACOUR S., NOWAK N. et al.
Astron. & Astrophys. , accepted
arxiv

Astrometric Accelerations as Dynamical Beacons: A Giant Planet Imaged Inside the Debris Disk of the Young Star AF Lep

2023 FRANSON K., BOWLER B., ZHOU Y., PEARCE T., BARDALEZ GAGLIUFFI D. et al.
ApJ. Letters , 950 , L19
paper arxiv