NGC 4236

Full resolution (1600x1200 px  250kB)

Object data

Object type: galaxy (SBdm)
Size: 22.6' x 6.9'
Magnitude: 10.7 mag
Constellation: Dra
Distance: 8.1 MLy

Exposure data

Date: 2006-05-04 + 2006-05-21 + 2006-05-22
Location: Schlierbach / Austria (400m)
Telescope: TeleVue NP101 (4" Apo f=540mm)
Camera: ST2000XM with CFW8 and SBIG Filters
  Binning: L 1x1  /   RGB 2x2
  Exposure time: L 18x12m / R 4x12m / G 4x6m / B 4x6m
Exposure time total: 5h 12 min   (L 3h 36min    /   RGB 1h 36 min)


Luminance: very bad seeing!

RGB data were captured at cloudy weather conditions.