Location / Date

Zellerndorf, 19. und 20. March 2012

Telescope / Mount / Guiding

10" f4,7 Skywatcher Newtonian, NEQ6, Lacerta Mgen + finderscope

Camera / Exposure

Canon EOS 500Da, 22 x 20min and 18 x 15min ISO 200 (total 11h 50min)

Processing

Theli, Fitswork, Photoshop

Notes

NGC 4236 (also known as Caldwell 3) is a barred spiral galaxy located in the constellation Draco. NGC 4236 is a member of the M81 Group, a group of galaxies located at a distance of approximately 11.7 Mly from Earth.