M 46 and NGC 2438.

M 46 and NGC 2438

M 46 is a relatively bright and large open star cluster in Puppis at a distance of 5400 light years.

NGC 2438 is a planetary nebula that appears superimposed on M 46.  NGC 2438 is in the foreground and is at a distance of about 2900 light years.

F. O. V.   25 x 25 minutes of arc.

Telescope.   16 Inch F.4.5 Newtonian.

Camera.    S Big ST4000 XCM OSC CCD.

Exposure and Dates.   12 x 600 sec + 11x 900 sec.   Mar. 2013, Jan 2018.

Location.   (Wiruna) Ilford N.S.W.