Full resolution (1600x1200 px  344kB)

Object data

Object type: emission nebula; contains open cluster NGC6604
Size: 60'
Magnitude: -
Constellation: Ser
Distance: -

Exposure data

Date: 2005-06-23/24
Location: Schlierbach / Austria (400m)
Telescope: TeleVue NP101 (4" Apo f=540mm)
Camera: ST2000XM with CFW8 and Astronomik Halpha filter (13 nm)
  Binning: Ha 1x1
  Exposure time: Ha 10 x 20 min
Exposure time total: Ha 200 min
Notes: bright moonlight during exposure