Object Type: Spiral
Galaxy (SABc)
Constellation: Hydra
Magnitude: 7.6
Size: 11' x 10'
Also known as the Southern
Pinwheel, M83 is difficult to observe and image from mid-northern latitudes but is an
impressive object when viewed from the Southern Hemisphere.
Instrument: Meade
14" LX200R/ST-10XME/Astro-Physics CCDT67 telecompressor/Astrodon LRGB
filters/Paramount ME
F-ratio: f/6.5
Exposures: LRGB: L 8 x 5 minutes, binned 2x2: R 8 x 5 minutes:
G 8 x 5 minutes: B 8 x 5 minutes: RGB binned 3x3
Date: May 9, 2007
Location: Landers, California, USA
Technical Notes: Individual exposures were obtained using CCDAutoPilot2 and then sigma combined. The RGB image was created in
Registar 1.0. A high-pass filter was applied to the galaxy portion of the image. Gaussian
Blur of 1 pixel was applied to the RGB image. A duplicate of the RGB image was combined
using Soft Light to increase color saturation.