Exposure data
Telescope: 4.5″ Newton f=440mm
Camera: SBIG ST8300M
Filters: Baader LRGB
Exposure times: L: 6x3min R: 5x3min G: 5x3min B: 5x3min
Exposure time total: 1h 3min
Mount: Vixen New Atlux
Location: Erdweg/Germany (500m)
Date: 2011-11-06
Object data of NGC 6819
Object type: Open star cluster (I 1 r)
Size: 5′
Magnitude: 7.3 mag
Constellation: Cygnus
Distance: 7700 Ly
