M83_2009-03-20

Galaxies - M 83

R.A.: 13h 37m 00.9s
Dec.: -29° 51´ 57´´
Mag.: 8.2

Messier 83 (also known as the Southern Pinwheel Galaxy, or NGC 5236) is an intermediate spiral galaxy approximately 15 million light-years away in the constellation Hydra. It is one of the closest and brightest barred spiral galaxies in the sky, making it visible with binoculars. Six Supernovae (SN 1923A, SN 1945B, SN 1950B, SN 1957D, SN 1968L and SN 1983N) have been observed in M83. M83 is at the center of one of two subgroups within the Centaurus A/M83 Group, a nearby group of galaxies.

M 83 – Southern Pinwheel Galaxy

Date: 22.03.2009 20:30
Location: Salvador, Brazil

Equipment:
Telescope: C 11 with Hyperstar
Mount: Skywatcher Eq 6 PRO guided through a
PowerSeeker 80mm F/9 and Starshoot Autoguider
Camera: SVX-H9C
Filter: IDAS LPS P2

Acquisition:
Software: Nebulosity 2
FOV, Image scale: 40.8 x 54.6 arcmin, 2.35 arcs/pixel
Sub-exposures: 50 min (10 x 5min) light frames

Processing:
Calibration, stacking in Nebulosity 2,
Curves, levels and color balance adjustments in CS3,
GradientXterminator,
noise reduction with Carbonis Actions.

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Information

Filename: galaxies/m83_2009-03-22_full.jpg
Filesize: 482439 Kb
Download limit: unlimited

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