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| Description: | This spiral galaxy is part of the Trio in Leo,
a group of galaxies 30 million light-years distant. It is thought to
be somewhat distorted from the gravitational interaction with the other
members of the group: M65 and
NGC3628. |
| Exposure Data: | 3/5/2002. LRGB: 12x5m, 6x3m, 6x3m, 6x5m.
RGB binned 2x2. -20°C, 1.0 arc-sec./pixel. |
| Processing: | Acquired in Maxim, Reduced, aligned and Min/max
clip in Mira, Double size and RGB combine in Maxim. Lum 5 iterations in
CCDSharp. LLRGB, curves, levels, flatten, unsharp mask and gaussian blur in
Photoshop. |
| Optical System: | 10” Ritchey-Chretien @ F/7.2, ST-8E NABG/CFW-8A
CCD camera, STV/eFinder, AP900GTO mount. |
| Comments: | Seeing was around 4.0 arc-sec. |