Hi Greg,
I had a look during daylight at the "large" version. No pattern. Now it's dark and the "loosely woven fabric" is back, again, depending on the angle and some form of averted viewing.
But since no one else sees it it can't rally exist, can it. In any case, you wrote you'll be using a different camera for the real LMC halo project.
Galaxy halos play a role in a new article about dark energy and matter. Qyite astounding. Here's the article in 17 tweets by the author
https://twitter.com/Astro_Jamie/stat...02359325151233
the real thing:
https://arxiv.org/pdf/1712.07962.pdf
And Oxford's proud press release:
https://www.eurekalert.org/pub_relea...-bbt120318.php
Intriguing. Hope you'll get heaps of fine weather to work on your project.