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M81 from Feb 2009 DSC (Sat 21 Feb) 40 x 5min. Holmberg IX is also visible at the bottom of the image. Link-words: Messier Galaxy

M81 from Feb 2009 DSC (Sat 21 Feb)

40 x 5min. Holmberg IX is also visible at the bottom of the image.

Rate this file (Current rating : 2.3 / 5 with 4 votes)
File information
Filename:m81dscv2.jpg
Album name:MarkS / Messier Objects
Rating (4 votes):22222
Link-words:Messier / Galaxy
Image date, time and location:Sat 21 Feb, Tuesnoad
Telescope aperture and focal ratio:Celestron C11 + F6.3 focal reducer on EQ6 mount. Guided with 300mm telephoto & Toucam webcam.
Camera and filters used:Modified Canon EOS 350D
Processing applied:Stacked in IRIS, 2x2 binned and asinh range adjustment applied. Deconvolution. Post processing & noise reduction in Photoshop.
Filesize:258 KiB
Date added:Feb 25, 2009
Dimensions:1280 x 1024 pixels
Displayed:546 times
URL:http://gallery.orpington-astronomy.org.uk/displayimage-721-_M81_from_Feb_2009_DSC_Sat_21_Feb_.html
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