NGC 891 -- SPIRAL GALAXY

Object

Type                      Spiral Galaxy

Constellation            Andromeda

Distance                 10 Million light years

Magnitude               10.0

Size                       13.5x2.8 arc-min

Image

Date                       2007-08-13

Place                      RMCC Observatory (Mounds)

Exposure Data          LRGB  60:45:45:45 mins @ -15C

                             Lum 12x5, Red 9x5, Green 9x5, Blue 9x5

Notes                     RGB binned 2x2

Equipment

Optics                    Takahashi TOA-150

Focal Length            1100 mm @f/7.3

Mount                     Takahashi NJP

Camera                   SBIG ST-10XME

Focuser                  RoboFocus

Filters                     CFW-10, Astrodon LRGB

Software                 TheSky6, CCDSoft, CCDAutopilot3, CCDStack, PhotoShop CS