ngc 4088 and
click image for index
Supernova 2009dd in ngc
4088, an intermediate spiral in the M 109 group in Ursa Major.
The supernova is the bright star
only 2 arc seconds from the nucleus of the upper galaxy.
Twenty 3-minute subs acquired on April 17th, 2009 with the 12
inch Meade Classic at f6.8. Acquired, calibrated, and stacked
Nebulosity 2.1.0, final color and sharpening in Photoshop CS3.
guided through the Vixen
ED80 (synta) , DSI pro I, and PHD via Shoestring GPUSB adapter