NGC 6940

Full resolution (1600x1200 px  430kB)

Object data

Object type: open cluster (III 2 r)
Size: 31'
Magnitude: 6.3
Constellation: Vul
Distance: 2,500 Ly

Exposure data

Date: 2006-08-16  +  2006-08-18
Location: Schlierbach / Austria (400m)
Telescope: TeleVue NP101 (4" Apo f=540mm)
Camera: ST2000XM with CFW8 and SBIG Filters
  Binning: L 1x1  /   RGB 1x1
  Exposure time: L 40x2m / R 11x10m / G 11x5m / B 11x5m
Exposure time total:  5h 00m