Orion in the fire | Igor Chekalin

Photographer
Igor Chekalin
Email
ichekalin2@gmail.com
Location of photo
Taganrog, Russia
Date/Time of photo
Nov 01 and 08 2010, Nov 29 2008
Equipment
Canon 350D(self-modified,Baader's filter), Niokkor ED 180/2.8 @ 2.8, Astrodon 6nm H-alpha filter, EQ6PRO mount with auto-guiding
Description
Mosaic of 18 frames, each one is a sum of 3 x 15 min (iso800) sub-expositions. (but M42 region's frame is 8x15min). Total exposition time - 15 hours 25 min. Frames was aligned (astrometric reduction) and re-projected using Iris software. M42 region was HDR-composed (using unsaturated blue channel's image for nebula center)
Website
http://www.fpsoftlab.com/gallery/
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