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| Description: | This edge-on spiral galaxy is part of the Trio
in Leo together with M65 and M66. All are apparently bound and this
galaxy is probably being distorted by interaction with the others. The
Trio is 30 million light-years distant. |
| Exposure Data: | 3/17,21/2005. LRGB: 30x5m, 7x5m, 8x5m,
13x7m. RGB binned 2x2. -20°C, .55 arc-sec./pixel. |
Processing: |
Automatic acquisition, dithering, focusing via CCDAutoPilot2 and CCDSoft,
reduced and aligned, in Mira, LRGB combine in Maxim, L: 50 RL in AIP4WIN, LLRGB combine, curves, levels and other
processing in Photoshop. |
| Optical System: | 14.5” Ritchey-Chretien @ F/9 w/FFC, IMG6303E/CFW-7 CCD
camera, AstroDon filters, Paramount ME,
dithered 3 pixels,
off-axis guided L, unguided RGB. |
| Comments: | Seeing around 2 arc-sec. Color data
acquired with the waxing moon 37° away. The rays in the upper left are
from SAO99552, a Magnitude 7.12 star in the OTA's FOV but off the chip. |