(full image inverted) --- a0501.fits, NGC_6144, SG filter, 100.0 seconds --- (center 640x480 inverted)
(full image inverted) --- a0502.fits, NGC_6144, SG filter, 100.0 seconds --- (center 640x480 inverted)
(full image inverted) --- a0503.fits, NGC_6144, SG filter, 100.0 seconds --- (center 640x480 inverted)
(full image inverted) --- a0504.fits, NGC_6144, SI filter, 100.0 seconds --- (center 640x480 inverted)
(full image inverted) --- a0505.fits, NGC_6144, SI filter, 100.0 seconds --- (center 640x480 inverted)
(full image inverted) --- a0506.fits, NGC_6144, SI filter, 100.0 seconds --- (center 640x480 inverted)
(full image inverted) --- a0507.fits, NGC_6144, SI filter, 100.0 seconds --- (center 640x480 inverted)