Observation by Mike Greenhill-Hooper: NGC 4631 The Whale Galaxy

Uploaded by

Mike Greenhill-Hooper

Observer

Mike Greenhill-Hooper

Observed

2025 May 29 - 21:20

Uploaded

2025 Jun 02 - 15:15

Objects

The Whale Galaxy (NGC4631)

Planetarium overlay

Enable overlay
Show stars
Label stars
Show deep sky objects
Label deep sky objects
Show constellation boundaries
Show constellation sticks
Show constellation labels
Show RA/Dec grid

Constellation

Canes Venatici

Field centre

RA: 12^h42^m
Dec: +32°32'
Position angle: +151°46'

Field size

0°20' × 0°15'

Equipment

Telescope: 20" f/4 Obsession Dobsonian; Paracorr coma corrector
ASI 294MMPro with LRGB filters

Exposure

3x150 frame live stacks for each filter; 2s exposure, gain 450, temp 1C, dark and flats corrected

Location

Miradoux, S.W. France

Target name

NGC 4631

Title

NGC 4631 The Whale Galaxy

About this image

Images captured with SharpCap Pro (live stacking with calibration), aligned, stacked and processed with Affinity Photo and GraXpert.

Files associated with this observation

NGC 4631 M Greenhill Hooper 300525 3 smaller.jpg (1.0 MB)

Like this image

Simon Paul Davis, Dominic Ford

Copyright of all images and other observations submitted to the BAA remains with the owner of the work. Reproduction of work by third parties is expressly forbidden without the consent of the copyright holder. By submitting images to this online gallery, you grant the BAA permission to reproduce them in any of our publications.

Registered charity no. 210769
Registered company no. 117572

For more information including contact details, click here.

Our Terms of Use are here.

Our Privacy Policy is here.