M27 The Dumbell Nebula
In Hubble Palette
There are 10 x 5 mins each of Ha and OIII and 10 x 10 min subs of SII.
The OIII was quite a bit stronger than the Ha and as expected the SII was weak but clearly there.
Taken with a Megrez 72 with 0.8 x FR and Atik 460EX camera August 2013.