Astrophotography by Walt Davis

The great M31 (Andromeda Galaxy) is seen with its smaller companion galaxies M32 and M110. M31 is the nearest spiral galaxy to our spiral galaxy the Milky Way. This picture was taken with a Nikon D70 and 600mm f4 ED lens. By Walt Davis.

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Object Information

Name: M31, NGC 224
Type: Wide filed view of large spiral galaxy.
Description: The great M31 (Andromeda Galaxy) is seen with its smaller companion galaxies M32 and M110. M31 is the nearest spiral galaxy to our spiral galaxy the Milky Way. This picture was taken with a Nikon D70 and 600mm f4 ED lens.
Magnitude: M31 (3.5), M32 (8.1), M110 (7.9)
Size: M31 (189.1 x 61.7), M32 (8.5 x 6.5), M110 (19.5 x 11.5) as measured in arcminutes.
Related Photos: none

References:

M31 - Andromeda Galaxy
M32 (NGC 221)
M11 (NGC 205)
Milky Way
Spiral Galaxy
Elliptical Galaxy
Google Images
Acquisition

Location:

Latitude 44.841N by Longitude -122.869W at an elevation of 87 meters.
Aumsville, Oregon USA

Date:

 September 3-7, 2008

Zone: -8 (Pacific Standard Time)
Equipment

Imager:

Nikon D70

OTA:

Nikkor 600mm f4 ED super telephoto lens
Barlow: none
Platform: 2X Super Modified Nikon Imaging Platform
Guiding: Phillips WebCam, Nikkor 300mm f2.8 ED lens, and PHD Guiding.
Imaging
Mode: Mode 2
White Balance: Sunlight

Color Space:

sRGB
Format: RAW (3008 x 2000)

Light frames:

98 x (30 Second  @ ISO 400)

Darks:

none

Flats:

none
Filters: Nikon 39mm UV/IR
Mask: none
f-stops: f4
FOV: 136 x 89 arcminutes
Scale: 2.71 arcseconds per pixel
Software: Nikon Capture 4 Control
Image Processing

Stacking:

Deep Sky Stacker 3.2.1

Combined:

Average
Processing: PhotoShop CS3, Astronomy Tools CS2 V1.5, New Astro Zone System, Noiseware Professional Plugin.
Notes

none

Copyright © 2008 Walt L. Davis All Rights Reserved