2 papers
astro-ph.IM2024
CLOWN: The PASO cloud detection for optimization of automatic optical surveys
Luís Gonçalves, Bruno Coelho, Domingos Barbosa +3
Orbiting space objects have become in the last decade a major nuisance impacting ground astronomy and orbiting space assets, from observatories to satellites and space stations. In…
astro-ph.SR2021
Testing the accuracy of Coimbra Astronomical Observatory solar filament historical series (1929-1941)
Ana Lourenço, Ricardo Gafeira, Vitor Bonifacio +3
The present work aims to validate the positions of solar filaments published in the Annals of Coimbra University Astronomical Observatory, currently the Geophysical and Astronomica…