Seminar for TLS Tautenburg

Grigoris got an invitation in March to give a talk to the Thüringer Landessternwarte Tautenburg, scheduled for June 21 (the summer solstice 2022). With the title “The ASSESS classifier: a machine-learning tool to uncover populations of evolved massive stars in nearby galaxies” he gave an introduction to the massive stars …

ASSESS team joined the IAUS 361 in Ireland

The IAU Symposium 361: “Massive Stars Near and Far” was held in Ballyconnell, Ireland in the week of 8-13 May 2022. That was our first in-person meeting since the start of the pandemic, and the ASSESS team took advantage of the opportunity to travel to Ireland to present our work. …

Maravelias et al. 2022: A machine-learning photometric classifier for massive stars in nearby galaxies I. The method

A machine-learning photometric classifier for massive stars in nearby galaxies I. The method Grigoris Maravelias, Alceste Z. Bonanos, Frank Tramper, Stephan de Wit, Ming Yang, Paolo Bonfini Context. Mass loss is a key parameter in the evolution of massive stars. Despite the recent progress in the theoretical understanding of how …

Observing time granted!

Around Christmas of 2021 Santa brought us two gifts, one just before the holidays and another … just after! We are definitely not disappointed! Two of our proposals have been granted observing time (while another one at ESO didn’t make it this time). We got 4.2 h with FORS2 multislit …