COSMOS2020: Exploring the dawn of quenching for massive galaxies at 3 < z < 5 with a new colour selection method

Katriona M. L. Gould, Gabriel Brammer, Francesco Valentino +15

We select and characterise a sample of massive (log(M${}_{\ast }/$M${}_{\odot })>10.6$) quiescent galaxies (QGs) at $3<z<5$ in the latest COSMOS2020 catalogue. QGs are selected using a new…