NGC 3945 - Galaxy

Object

Type                      Barred Lenticular Galaxy

Constellation            Ursa Major

Distance                 63M light years

Magnitude               10.75

Size                       5.5x3.6 arc-min

Image

Date                       2009-05-20

Place                      Bixhoma Observatory (H33)

Exposure Data          Lum 12 mins @ -10C

                             Lum 12x1

Notes                     Image binned 2x2

Equipment

Optics                    Meade 12" RCX-400

Focal Length            1500 mm @f/5 (f/8 with 6.3 focal reducer)

Mount                     RCX-400

Camera                   SBIG ST-8XME

Focuser                  JMI Focuser with Robofocus

Filters                     CFW-8, AO7, Astrodon LRGB

Software                 TheSky6, FocusMax. CCDAutopilot4, CCDStack 2+, PhotoShop CS6