Hopefully, it looks like flexure was the culprit.
2 days ago, I reverted back to the piggy-back installation and did a 4 minutes exposure with autoguiding enabled. I no longer had elongated stars in my images. However, with…
2 days ago, I reverted back to the piggy-back installation and did a 4 minutes exposure with autoguiding enabled. I no longer had elongated stars in my images. However, with…