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Sky Brightness

Sky brightnesses in magnitudes per square arcsecond. This data is from Siding Spring observatory - other observatories will be comparable or worse.

  U B V R I J H K Kn
Dark Sky 22.8 22.5 21.5 20.8 19.3        
6-day Moon ... 21.3 20.8 20.4 19.2        
Full Moon ... 18.8 18.5 18.9 18.2 15.0 13.7 12.5 13.7


Paul Francis
1999-03-09