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 |
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 |
Hubble WFC3 Spectroscopy of the Terrestrial Planets L~98-59~c \& d: No Evidence for a Clear Hydrogen Dominated Primary Atmosphere
2023
ZHOU L., MA B., WANG Y. & ZHOU Y.
Res. Astron. Astrophys., 23, 025011
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
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
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