Antilhue - Chile

NGC 3621 in Hydra
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Image Data

Designation NGC 3621,  PGC 34554,  Bennett 46
Object type Type  SBcd spiral galaxy
Coordinates 11 h 13 min    - 32° 49'   (Hya)
Description This galaxy is bright  (mag 9)  and shows a somewhat disheveled structure with knotty arms.  Its angular extension is also much larger than the published 11 x 6 arcmins: outer sections can be seen to cover the diagonal of this frame.

NGC 3621 lies 20 million light years distant. The field of view is 15 x 10 arcminutes with north towards the upper right.

Exposure LRGB 120:50:50:50 min @ -15°C ;  L exposures 15 min, RGB exposures 10 min binned 2x2
Camera SBIG ST-10XE with Astrodon filterset  -  selfguided
Optics RCOS 14.5" Ritchey-Chrétien @ f/9 (prime focus)
Mount Astro-Physics AP1200GTO
Software MaxIm DL/CCD, Sigma Pre Beta, CCDSharp, PixInsight V.1, Adobe Photoshop CS
Location - Date - Time San Esteban (Chile) - 19Mar2005 @ 06:00 UTC
Conditions Transparency 7,  Seeing 6-7, Temperature  + 15°C