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astro-ph.SR2026
Effective temperatures estimation of low-mass stars and identification of T Tauri stars in LAMOST DR10 using machine learning
C. D. Millan-Valderrama, J. Hernandez, B. Sabogal +1
We present effective temperature (Teff) estimates of low-mass stars and T Tauri stars (TTS) candidate detections derived from automated spectroscopic measurements and low-complexit…
astro-ph.SR2024
OGLE-IV Period-Luminosity relation of the LMC: an analysis using mean and median magnitudes
Jaime Muñoz, Alejandro García-Varela, Santiago Henao-Castellanos +2
TThe Period-Luminosity (PL) relation for Cepheid variable stars in the Large Magellanic Cloud (LMC) is crucial for distance measurements in astronomy. This study analyzes the impac…
astro-ph.SR2016
The influential effect of blending, bump, changing period and eclipsing Cepheids on the Leavitt law
A. García-Varela, J. R. Muñoz, B. E. Sabogal +2
The investigation of the non-linearity of the Leavitt law is a topic that began more than seven decades ago, when some of the studies in this field found that the Leavitt law has a…