Top left panel: 600 s equivalent exposure time robust mean stack of 5 × 120 s B-filter images of 2020 CD3. An arrow indicating the width of 20″ is shown for scale, and the cardinal directions are indicated. Top middle panel: 600 s equivalent exposure time robust mean stack of 4 × 120 s g-filter images of 2020 CD3. Top right panel: 600 s equivalent exposure time robust mean stack of 5 × 120 s V-filter images of 2020 CD3. Bottom left panel: 180 s equivalent exposure time mean stack of 3 × 60 s R-filter images of 2020 CD3. Bottom middle panel: 960 s equivalent exposure time robust mean stack of 8 × 120 s I-filter images of 2020 CD3. Bottom right panel: 600 s equivalent exposure time robust mean stack of 5 × 120 s RG850-filter images of 2020 CD3.