Leo Triplet, also called M66 group

Object Information:

The Leo Triplet (also known as the M66 Group) is a small group of galaxies about 35 million light-years away in the constellation Leo. This galaxy group consists of the spiral galaxies M65M66, and NGC 3628.

More info here.

Image date:

March 12, 2016

Exposure Information:

1h20 minutes exposure

Lights: 4x1200" 800ISO
Darks: 5
Flats: 20
Bias: 50

Temperature 9ºC

Moon phase 18%

Note: It's been the first time that I try to image at 1200 seconds... still not working properly. I planned 15x1200" but failed at the 8th image because of a lack of battery. Anyway, from this 8 images only 4 were reasonably ok to be stacked.

Imaged at:
Prades, Tarragona, CATALUNYA - SPAIN

Optics - GSO- 200/1000 Newtonian f/5
Camera - Canon 450D moded (IR filter removed)
Mount - Sky-Watcher Neq6 PROII
Guiding scope – EZG 60/230
Guiding and planetary càmera – ASI 174MC