Andy Resnick's latest activity

Jealous = me! This is one of the lenses I'd like to play with, for sure. It seems we are in a 'new golden era' of lens design, with...

Continuous manned presence on ISS has 25 year anniversary Nov 2, so what a wonderful way these guys have found to celebrate...

A second example of a carbonatite: Carbonatite. The literature on carbonatites is generally too advanced for me (for now), so I will...

I don't know the origin either. At this point I can only speculate. But I'm confident that it's possible to find the origin/root cause...

Moving on from Fenites, I have several samples of carbonatites- the source magma for fenitization. Carbonatites are still the subject...

Thanks, but these don't address the problem that spatially varying hue causes. For my other lenses, I've had excellent results by...

Hello, I attach my last atempts, this saturday was clear moonless so I get out telescope after long time. Images are made with...

Just on the off chance you have some ideas... I have a good example of the underlying problem I am having with trying to use flats flats...

I think this will be the final example of Fenite: Fenitized gneiss. This sample was been classified as having strong fenitization-1...

Wow.... just, wow. The computational tools (for example, Postshot) that are available now... it's really amazing.

I got this link from a friend recently... an amazingly cool way of processing and displaying multiple macro shots of a subject -...

Coming up on the end of Fenite samples, only a few more to go: Fenitized gneiss. This sample was been classified as having strong...

Tonight: Rabbit in the moon

sure? I have no idea.

The Jellyfish Nebula (a.k.a. IC 443, Sh 2-248) scooped up from my back patio, Feb. - Mar. 2025. The nebula is a supernova remnant found...