Planet L 98-59 c

Name L 98-59 c
Planet Status Confirmed
Discovered in 2018
Mass 0.00698 (± 0.00082) MJ
Mass*sin(i)
Semi-Major Axis 0.0304 (± 0.0012) AU +
Orbital Period 3.6906777 ( -2.6e-06 +1.6e-06 ) day +
Eccentricity 0.103 ( -0.058 +0.045 ) +
ω 261.0 ( -10.0 +20.0 ) deg +
Tperi
Radius 0.12356 ( -0.00669 +0.00848 ) RJ +
Inclination 88.11 ( -0.16 +0.36 ) deg
Update 2021-08-06
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2451367.2751 JD +
Secondary transit
λ
Impact Parameter b 0.6 ( -0.066 +0.08 ) +
Time Vr=0
Velocity Semiamplitude K 2.19 ( -0.2 +0.17 ) m/s
Calculated temperature 553.0 (± 27.0) K +
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names TOI-175 c

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., 162, 169
paper   arxiv  

A hot terrestrial planet orbiting the bright M dwarf L 168-9 unveiled by TESS
2020 ASTUDILLO-DEFRU N., CLOUTIER R., WANG S., TESKE J., BRAHM R. et al.
Astron. & Astrophys., 636, A58
paper  arxiv  

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

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  

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  

TESS Data Alerts
2018 TESS Team
TESS Data Products
link