Skykatana: a scalable framework to construct sky masks for the Vera Rubin Observatory and large astronomical surveys

Claudio Lopez, Emilio Donoso, Mariano Javier de L. Dominguez Romero

Modern wide-field surveys require robust spatial masks to excise bright-star halos, bleed trails, poor-quality regions, and user-defined geometry at scale. We present Skykatana, an…