click on image to enlarge
click on image to enlarge (a slightly different color mix, intended to match ESO's image)
ESO Image (Not taken by me)
My image details:
Taken on September 1, 3, 5, 11 and 12, 2003 from my backyard in Castro Valley, Ca.
Celestron C14 imaging scope @ f/11 (F=3910mm)
Finger Lakes Instrumentation IMG1024S imaging camera @-30C
RCOS Optical Systems Dichroic Beam Splitter
SBIG ST7E Guide camera controlling
SBIG AO7 Adaptive Optics System
Astro-Physics AP1200GTO mount
Finger Lakes Instrumentation CFW1 Color Filter wheel
Custom Scientific Narrowband Emission Line Filters
Hydrogen alpha 656.3nm 3nm FWHM
[Oxygen III] 500.7nm 3nm FWHM
Plus OPTEC IR-Blocking Blue filter
23 exposures of 15 minutes each through Ha (5.75 hours)
13 exposures of 15 minutes each through [OIII] ( 3.25 hours)
12 exposures of 5 minutes each through Blue (1 hour)
total exposure time 10 hours
Maxim DL 3.20 used for image acquisition, calibration, DDP, color combination
CCDSOFT 5.00.071 used for guiding/AO7 control
SIGMA Prebeta 11 used for darks, flats and image stacking
Buy this and other images here