I only suggested printouts as the laptop will ruin your night vision even with the red screen mode in SN -
another very simple but telling test is how well you can see your hand right in front of your face - as the old saying goes
- if you cant see it all when dark adapted even very close - then brother you are somewhere VERY dark
unless the winter milky way is casting shadows then your in astro heavan.
I/we used to go on holiday all the time to Coles Bay and St Helens, feycinet peninsula (sic?) as a kid when we lived there - it was totally undeveloped then - had it to ourselves quite often :-))) still one of my favourite places have ever been.
have a good one dude.