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

NGC 2403 -- Spiral Galaxy

Object

Type

Intermediate Spiral Galaxy

Constellation

Camelopardalis

Distance

9.65M light years

Magnitude

8.9

Size

21.9 x 12.3 arc-min

Notes

Also known as Caldwell 7

Image

Date

2009-01-30

Place

Bixhoma Observatory (H33)

Exposure Data

L 12 mins @ -20C

L 12x1

Notes

All filters binned 2x2

Equipment

Optics

Meade 12" RCX-400

Focal Length

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

Mount

RCX-400 on Milburn Wedge

Camera

SBIG ST-10XME w/AO7

Focuser

JMI Focuser with Robofocus

Filters

CFW-10, Astrodon LRGB

Software

TheSky6, FocusMax, CCDAutopilot4, CCDStack 2+, PixInsight, PhotoShop CS6

Reprocessed on 07/11/2023