Thanks Han,

Under "Solver Options", the downsample was set to 2 and "Auto" is checked.

However, under ASTAP, binning was set to '2' - I've now changed it to '0'.

As for a FITs file - no such luck under /tmp. Is there another /tmp directory perhaps? Or perhaps I don't have a save feature enabled? Sorry, I hope I'm not sounding like a complete idiot.

I capture .NEF for imaging. I converted one to .jpg and uploaded it to astrometry.net. Here is a link to the results page: nova.astrometry.net/user_images/3731902#annotated
M16 started off dead-center and perfectly framed. However, some issue with dithering caused the image to drift downward, and when I attempted to recenter, it said it was within tolerance. M17 was far worse - right at the bottom edge of the screen.

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