Footprint of the OmegaCam pointings of the YMCA survey (blue boxes) in a zenithal equidistant projection. For comparison, the footprints of the STEP (red boxes) and the VMC survey (green boxes) are also displayed in the figure. The orange solid line indicates the Southermost border of the Dark Energy Survey (DES; Dark Energy Survey Collaboration 2016), which observed 5000 square degrees of the sky. Black points mark the position of all objects presented by Bica et al. (2008).