Butterfly Nebula: This wide-field image using a narrow-band Ha-filter shows the wide extent of this vast emission nebulae region and much fainter structural details than a previous image. Butterly Nebula is the brightest part left of the central star Sadir, the open cluster NGC 6910 is displayed above Sadir.

For an even larger field of view in Ha light click here.

Object Butterfly Nebula
Category Nebulae
Designation IC 1318
Constellation Cygnus
Optics TMB 80 f/6 x 0.8 Tele Vue Reducer/Flattener
Mount Astro-Physics 900 GTO
Camera QHY8/ALccd 6c
Exposure 20 x 5min IDAS LPS, 10 x 10min Astronomik Ha filter, Maxim DL for image acquisition
Calibration No Dark- and Flat Frame
Guiding Meade DSI Pro II and TMB 130 as Guide Scope, Guiding Software: Maxim DL
Processing ImagesPlus, Neat Image, Photoshop
Location-Date Eningen, Germany - 26+28 July 2007
Remark The color coding used is R(Ha):G(LPS):B(LPS). To show the nebula prominently the rich starfield has been attenuated.
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