8" Orion DSE
Object: IC 405
Obs. place: Rajakylä, Vantaa, Finland (sea level)
Bortle class: Class 5 (suburban sky)
NE Lim.mag: ~5.5m (east)
Background sky: 3
Aurora activity: None visible (>5 nT/sec)
Weather: Partly snow-covered ground yet quite nice, +2.2°C, humidity ~74%, SW wind 4.1 m/s, air pressure 997Hpa.
Minimum aperture: 3"
Description: Very faint yet quite easy. Round / irregular haze N-NE
from AE Aurigae. Even brightness, may be slightly brighter NE from the two brightest
stars. The 5 faint stars W from AE Aurigae form a faint, nebulous arc with the
O-III filter. UHC filter improves contrast with O-III only minimal gain if any
at all. Not visible without filters.
IC 405 with 8" Orion DSE @ 38x + UHC filter