Comet Swan   C/2006 M4

Full resolution (1600x1200 px  210kB)

Object data

Object type: comet
Size: -
Magnitude: -
Constellation: CVn
Distance: 1.12 AU  (168 Mio km)
Notes: image after outburst 2006-10-26

Exposure data

Date: 2006-10-11     18:39 MEZ  
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 11x60s / R 12x60s / G 12x30s / B 8x30s
Exposure time total: L 11min    /   RGB 22min


Because of the fast movement of the comet, two separate images were created using the same raw data:

The first image was registered to the stars.

The second image was registered to the comet.

Finally, both images were combined in Photoshop.

Description of the processing method