AMATEUR
ASTRONOMY PAGES
Javier Gómez
Laina
IC5146 "Cocoon" nebula
in Cygnus
(click on image for a larger size)
Object:
IC5146 - emission nebula
-
Telescope:
COMELLAS telescope (250
f/5.4 Newton) TV Paracorr, LPS
filter.
Camera:
Canon 350d modified (infrared filter removing)
Exposures:
90 x
300" (7:30 total
exposure)
ISO:
800
Date:
21 Aug 2006
Guiding:
MX716 on 2x barlowed TV-76
Processing:
Darks & Flat calibration
SDMask combining
Dynamic Background
Extraction (sky
gradient correction)
Wavelets filter
Masked Histogram and Curves adjust
Software:
ImagesPlus, PixInSight, PhotoShop.
