All Images Copyright Rod Gallagher                                      Click on image to see full size

NGC 3631 -- Spiral Galaxy

Object

Type

Spiral Galaxy

Constellation

Ursa Major

Distance

33.7M light years

Magnitude

10.1

Size

5.0 x 4.8 arc-min

Image

Date

2009-04-21

Place

Texas Star Party

Exposure Data

C 10 mins @ -20C

Clear 10x1 min

Notes

All filters binned 2x2

Equipment

Optics

Takahashi TOA-150

Focal Length

1100 mm @f/7.3

Mount

Paramount ME

Camera

SBIG ST-10XME

Focuser

RoboFocus

Filters

CFW-10, Astrodon CRGB

Software

TheSky6, FocusMax, CCDAutopilot4, PixInsight, PhotoShop CS6

Reprocessed on 12/24/2022