Blue Mountain Vista Observatory New RInggold PA
Messier 90, M90, or NGC 4569 is a nice bright (mag 9.4) galaxy in the Virgo cluster, located around
60 million light years away. It has a pretty big apparent size, at 9.5 x 4.4 arc minutes. The smaller
galaxy to the left is IC 3583, and there is some evidence that it is interacting with its big brother.
Date: Apr 29, May 11,17,18,19 2012 Location: New Ringgold PA
Optics: Hyperion 12.5 inch f/9 2532mm focal length
Mount: Paramount ME
Camera/Filters: Apogee Alta U8300 Camera with LRGB Baader filters and ONAG guider
Exposure: L: 22x10 minutes, R:12x10 min G:9x7 min B:13x10 min. The total time was just under 9
Processing: Image acquisition using CCD Autopilot. Initial processing was done using Maxim DL
with subsequent processing using Photoshop.