Telescope: | Vixen VC200L, focal reducer f/6.4, Sphinx SXD |
Camera: | Canon EOS 40D, 800 ASA |
Exposure: | 170 x 30s |
Calibration: | Dark (200 images), sky flatfield (100 images, low pass filter) |
Image Processing: | Shift & add with correction of subpixel movement, improved noise reduction |
Date of exposure: | 29 December 2008 |
Software: | ArgusPro SE |
Remark: | A close look confirmed the supernova remnant of SN 2004DJ in the image |