2 papers
astro-ph.SR2026
Spectral classification of brown dwarfs using machine learning
A. R. Callen, I. H. Bustos Fierro, M. Gómez
Brown dwarfs are compact objects that do not reach temperatures high enough to produce sustained hydrogen fusion. Consequently, they cool over time, gradually evolving through late…
astro-ph.GA2026
Eye of the beholder: Observer reference frame bias in Hickson-like compact groups of galaxies
A. Zandivarez, E. Diaz-Gimenez, A. R. Callen
[Abridged] We investigate how the identification of Hickson-like CGs depends on the observer's reference frame, quantifying how frequently the same system would be recognised from…