[RickS (Rick)]

Originally Posted by topheart

Hi Rick,
With the O3 there is about 10 hours of data.
I have uploaded a thumbnail of the mean O3.

https://apod.nasa.gov/apod/ap140522.html This is a great rendition showing the outer halo well.....

Thanks, Tim. The APOD is a combination of Martin Pugh's data and mine. I collected over 36 hours of Oiii. That outer shell is a dim sucker!

Cheers,
Rick.