Cover Image

Comparing Grid Model Fitting Methodologies for Low-Temperature Atmospheres: Markov Chain Monte Carlo versus Random Forest Retrieval

Fuente: arXiv

Saved in:

Bibliographic Details
Main Authors:	Lueber, Anna, Burgasser, Adam J.
Format:	Preprint
Published:	2025
Subjects:	Earth and Planetary Astrophysics Instrumentation and Methods for Astrophysics Solar and Stellar Astrophysics
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

Similar Items

Information content of JWST spectra of WASP-39b
by: Lueber, Anna, et al.
Published: (2024)

Clouds and Chemistry Across the Brown Dwarf T-Y Sequence: Insights from JWST Atmospheric Retrievals
by: Lueber, A., et al.
Published: (2026)

Astrometric Reconnaissance of Exoplanetary Systems (ARES). I. Methodology validation with HST point-source images of Proxima Centauri
by: Libralato, M., et al.
Published: (2025)

The Retrieved Atmospheric Properties of the Sub-stellar Object VHS 1256 b from Analyzing HST, VLT and JWST Spectra
by: Lueber, Anna, et al.
Published: (2024)

Simultaneous Evolutionary Fits for Jupiter and Saturn Incorporating Fuzzy Cores
by: Sur, Ankan, et al.
Published: (2024)

Kratos-polrad: Novel GPU system for Monte-Carlo simulations with consistent polarization calculations
by: Yang, Haifeng, et al.
Published: (2025)

A tunable Monte Carlo method for mixing correlated-k opacities. PRAS: polynomial reconstruction and sampling
by: Lee, Elspeth K. H.
Published: (2025)

Condensation Clouds in Substellar Atmospheres with Virga
by: Batalha, Natasha E., et al.
Published: (2025)

Exoplanet Atmospheric Escape Observations with the Habitable Worlds Observatory
by: Santos, Leonardo A. Dos, et al.
Published: (2025)

The 3D Cosmic Shoreline for Nurturing Planetary Atmospheres
by: Berta-Thompson, Zach K., et al.
Published: (2025)

HST astrometry of the closest Brown Dwarfs -- II. Improved parameters and constraints on a third body
by: Bedin, L. R., et al.
Published: (2024)

Probing Atmospheric Escape Through the Near-Infrared Helium Triplet
by: Jentink, C. Farret, et al.
Published: (2026)

Data-Driven Modeling of Telluric Features and Stellar Variability with StellarSpectraObservationFitting.jl
by: Gilbertson, Christian, et al.
Published: (2024)

Ground-Based Reconnaissance Observations of 21 Exoplanet Atmospheres with the Exoplanet Transmission Spectroscopy Imager
by: Oelkers, Ryan J., et al.
Published: (2025)

Cthulhu: An Open Source Molecular and Atomic Cross Section Computation Code for Substellar Atmospheres
by: Agrawal, Arnav, et al.
Published: (2024)

Differentiable Modeling of Planet and Substellar Atmosphere: High-Resolution Emission, Transmission, and Reflection Spectroscopy with ExoJAX2
by: Kawahara, Hajime, et al.
Published: (2024)

Performance of the Stellar Abundances and atmospheric Parameters Pipeline adapted for M dwarfs I. Atmospheric parameters from the spectroscopic module
by: Olander, Terese, et al.
Published: (2025)

Proton Irradiation of Primitive Atmospheres of Young Exoplanets and early Earth: $N_{\mathrm{2}}O$ Greenhouse Warming and Prebiotic Synthesis
by: Kobayashi, Kensei, et al.
Published: (2026)

Measurement of Methane Line Broadening in Hot Hydrogen/Helium Atmospheres at $λ$ = 1.60-1.63 μm for Substellar Object Spectroscopy
by: Hosokawa, Ko, et al.
Published: (2025)

Evidence of Radius Inflation Based on 50 Transiting Brown Dwarfs and Low-mass Stellar Companions
by: Mehrotra, Aarushi, et al.
Published: (2026)

AESOPUS 2.1: Low-Temperature Opacities Extended to High Pressure
by: Marigo, Paola, et al.
Published: (2024)

Measuring Sub-Kelvin Variations in Stellar Temperature with High-Resolution Spectroscopy
by: Artigau, Étienne, et al.
Published: (2024)

Tempawral: A Time-Resolved Retrieval Framework for Variable Brown Dwarfs and Exoplanets
by: Wang, Fei, et al.
Published: (2026)

Disentangling the Effects of Temperature, Clouds, and Gravity on K I doublet in L dwarfs
by: Baldelli, Alexandra J., et al.
Published: (2025)

A.C.I.D -- An Improved LSD Technique for Accurate Line Profile Retrieval
by: Dolan, L. S., et al.
Published: (2024)

Modelling stochastic and quasi-periodic behaviour in stellar time-series: Gaussian process regression versus power-spectrum fitting
by: O'Sullivan, Niamh K., et al.
Published: (2024)

CARMENES input catalogue of M dwarfs IX. Multiplicity from close spectroscopic binaries to ultra-wide systems
by: Cifuentes, C., et al.
Published: (2024)

NASA's Pandora SmallSat Mission: Simulated Modeling and Retrieval of Near-Infrared Exoplanet Transmission Spectra
by: Rotman, Yoav, et al.
Published: (2026)

SDSS J100711.74+193056.2: A Candidate Common Motion Substellar Companion to the Nearest B-Type Star Regulus
by: Mamajek, Eric E., et al.
Published: (2024)

Fishing for Planets: A Comparative Analysis of EPRV Survey Performance in the Presence of Correlated Noise
by: Gupta, Arvind F., et al.
Published: (2023)

Differentiable Stellar Atmospheres with Physics-Informed Neural Networks
by: Li, Jiadong, et al.
Published: (2025)

Mining the Kepler Field: Atmospheric Parameters, Bolometric Corrections, and Luminosities
by: Godoy-Rivera, Diego, et al.
Published: (2026)

Atmospheric Retrievals of the Young Giant Planet ROXs 42B b from Low- and High-Resolution Spectroscopy
by: Inglis, Julie, et al.
Published: (2024)

The WEAVE-TwiLight-Survey: Expanding WEAVE's Reach to Bright and Low-Surface-Density Targets with a Novel Observing Mode
by: Hajnik, Thomas, et al.
Published: (2025)

An Empirical Sample of Spectra of M-type Stars with Homogeneous Atmospheric-Parameter Labels
by: Du, Bing, et al.
Published: (2024)

Constraining stellar tidal quality factors from planet-induced stellar spin-up
by: Ilić, Nikoleta, et al.
Published: (2024)

APPLE: An Evolution Code for Modeling Giant Planets
by: Sur, Ankan, et al.
Published: (2024)

A Hybrid Origin for the Multiple Ring-Gap Structures in the Large Protoplanetary Disk V1094 Sco: A Low-Mass Planet and Secular Gravitational Instability
by: Yamaguchi, Masayuki, et al.
Published: (2026)

Gaia-4b and 5b: Radial Velocity Confirmation of Gaia Astrometric Orbital Solutions Reveal a Massive Planet and a Brown Dwarf Orbiting Low-mass Stars
by: Stefansson, Gudmundur, et al.
Published: (2024)

PEWDD: A database of white dwarfs enriched by exo-planetary material
by: Williams, Jamie, et al.
Published: (2024)