Planet L 98-59 d

Name L 98-59 d
Planet Status Confirmed
Discovered in 2018
Mass 0.0061 (± 0.00088) MJ
Mass*sin(i)
Semi-Major Axis 0.0486 (± 0.0019) AU +
Orbital Period 7.4507245 ( -4.6e-06 +8e-06 ) day +
Eccentricity 0.074 ( -0.046 +0.057 ) +
ω 180.0 ( -50.0 +27.0 ) deg +
Tperi
Radius 0.1357 ( -0.00874 +0.0107 ) RJ +
Inclination 88.449 ( -0.11 +0.06 ) deg
Update 2021-08-06
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2451362.7375 JD
Secondary transit
λ
Impact Parameter b 0.922 (± 0.06) +
Time Vr=0
Velocity Semiamplitude K 1.5 ( -0.19 +0.22 ) m/s
Calculated temperature 416.0 (± 20.0) K +
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names TOI-175 d

Star

L 98-59
Name L 98-59
Distance 10.623 (± 0.03) pc
Spectral type
Apparent magnitude V 11.7
Mass 0.32 (± 0.03) MSun
Age
Effective temperature 3500.0 (± 150.0) K +
Radius 0.291 (± 0.025) RSun +
Metallicity [Fe/H] -0.5 (± 0.5)
Detected Disc
Magnetic Field
RA2000 08:10:08.0
Dec2000 -68:18:47
Alternate Names TOI-175
Planetary system
4 planets

More data


Related publications

Warm terrestrial planet with half the mass of Venus transiting a nearby star
2021 DEMANGEON O., ZAPATERO OSORIO M.-R., ALIBERT Y., BARROS S., ADIBEKYAN V. et al.
Astron. & Astrophys., 653, A41
paper   arxiv

L 98-59: a Benchmark System of Small Planets for Future Atmospheric Characterization
2021 PIDHORODETSKA D., MORAN S., SCHWIETERMAN E., BARCLAY Th., FAUCHEZ Th. et al.
Astron. J., submitted
arxiv  

Characterization of the L 98-59 multiplanetary system with HARPS. Mass characterization of a hot super-Earth, a sub-Neptune, and a mass upper limit on the third planet
2019 CLOUTIER R., ASTUDILLO-DEFRU N., BONFILS X., JENKINS J., RICKER G. et al.
Astron. & Astrophys., 629, A111
paper  arxiv  

The L 98-59 System: Three Transiting, Terrestrial-Sized Planets Orbiting a Nearby M-dwarf
2019 KOSTOV V., SCHLIEDER J., BARCLAY Th., QUINTANA E., CO0LON K. et al.
Astron. J., 158, 32
paper  arxiv  

A compact system of small characterizable planets at 11 pc
2019 SCHLIEDER J.
Bay Arae Exoplanet Meeting
paper

TESS Data Alerts
2018 TESS Team
TESS Data Products
link