Quote:
Originally Posted by Peter Ward
The houses were not a few hundred metres away....several kilometres in fact.
I thought they pretty clearly showed how aperture influences image resolution.
(sampling between the two systems by dumb luck was almost identical)
Deep sky imaging simply has a few more layers of image abberration by looking through a tad more atmosphere...
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Earth's atmosphere is nearly 500 km thick
( even if most of it is within less than 20 km of the surface. )