(full image inverted) --- a0451.fits, Z_Cas, V filter, 7.0 seconds --- (center 640x480 inverted)
(full image inverted) --- a0452.fits, Z_Cas, R filter, 2.3 seconds --- (center 640x480 inverted)
(full image inverted) --- a0453.fits, Z_Cas, R filter, 2.3 seconds --- (center 640x480 inverted)
(full image inverted) --- a0454.fits, Z_Cas, I filter, 1.4 seconds --- (center 640x480 inverted)