NGC 1291 Galaxy in Eridanus

NGC1291 is a so called ring galaxy in the constellation of Eridanus.It is about 9.5mag bright with the apparent dimensions of 9.8´x 8.1´.

James Dunlop discovered it in 1826.

Ring galaxies are the result of the collision of an compact elliptical galaxy with a "normal"spiral galaxy.Here you can see other examples of ring galaxies:
the Cartwheel galaxy (ESO 350-40) and the ESO 138-IG29

Right ascension 03h 15m 29.6s
Declination      −41° 17′ 25.6″

LRGB L=25x1200s,RGB=9x1200s each,total time:17.3h,Seeing: 0.9-1.2",
80cm f/7 AstroOptik-Keller corrected Cassegrain, FLI Proline 16803, Baader-RGB-filters, Promt7 CTIO/UNC Chile,remote controlled

Processing: Bernd Flach-Wilken


here is a view of 85% of the CCD-field, click for full resolution:


 here is a more detailed view of the galaxy´s centre:


here you can see an infrared-picture of NGC1291 taken with the Spitzer Space Telescope

this is a mosaic view from the center of NGC1291 from the HST in visible light






Last modified on Sunday, 11 October 2015 23:45

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