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|Description:||Sometimes called the "Exploding Galaxy", M82 is
thought to have been seriously distorted by the passing of M81, nearby.
This exposure shows the S-shape that resulted from that
encounter. The emissions above and below the galactic plane are
clearly visible. NW is up.
|Exposure Data:||1/19/2003. (L+R)RGB: 8x10mL, 7x10mR,
6x7mB. GB binned 2x2. -20°C, .49 arc-sec./pixel.
|Processing:||Acquired via Sequencer II (dither 3) and
CCDSoft, reduced and aligned, in Mira, Combined in Sigma, L 2x CCDSharp, DDP
in Maxim, LRGB combine, curves, levels and other processing in Photoshop.
|Optical System:||12.5” Ritchey-Chretien RCOS Truss @ F/9,
CCD camera, Paramount ME. AO7 guided.
|Comments:||FWHM's were around 2.7 arc-sec., deconvolved to
2.1 arc-sec. Previous versions linked here.