Antilhue - Chile

IC 4628 in Scorpius
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Image Data

Designation IC 4628
Constellation Scorpius (Sco)
Description This object caught my attention on a wide field 6x7 film image where it showed up brighter than the The Cat's Paw. Located in the 'bend' of Scorpius it is a huge hydrogen alpha emission nebula exceeding the limits of this 110 arcmin wide field of view. North is up.
Exposure Ha 16 x 15 min @ -18C, all 1x1
Camera SBIG ST-10XE selfguided,  CFW-8,  Custom Scientific 4.5nm Ha Filter
Optics Astro-Physics AP105 Traveler with 0.75x reducer (467mm FL -  f/4.45)
Mount Astro-Physics AP1200GTO
Software MaxIm DL/CCD, DeBloomer, Sigma Beta, Registar, Adobe Photoshop 6.0
Location - Date - Time San Esteban (Chile) - 24Jul2003 - 01:30 to 05:30 UTC 
Conditions Transparency 7,  Seeing 7, Temperature +2C