Quote:
Originally Posted by DIYman
Andrew
How would you describe the sky at the Perth Ob in terms of mag/sec arc? Would be down to 22?
Cheers Doug
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Hi Doug - I've never measured it so can't quote numbers. It's not great I'd say Bortle scale 5 to 4, NELM slightly better than 6.
I believe someone did run a sky meter on it, but other than saying it was comparable to the sky at Gin Gin observatory I can't remember the values.