British Astronomical Association
Supporting amateur astronomers since 1890

Secondary menu

Main menu

BAA Community

Sunspot group AR2781

Image

Expand image

About this observation
Observer
Nick James
Time of observation
08/11/2020 - 11:29
Object
AR2781
Observing location
Chelmsford, UK
Equipment
Celestron C6 + ASI183
Exposure
1/2000s
Tags

The main image is a single frame showing the full FoV of the ASI183 on my C6 (0.15m, f/10). The inset is a stack of 400 frames using AS3 with wavelet processing done in Iris. It's nice to see some complex sunspot groups again.

Copyright of all images and other observations submitted to the BAA remains with the owner of the work. Reproduction of the work by third-parties is expressly forbidden without the consent of the copyright holder. For more information, please contact the webmaster.