6x20min Ha, 2x5min L (bin1x1); 2x5min ea RGB
This image contains 5 identifiable emission nebulas.
Starting with very small object left of center
and below other objects: Sh2-258.
Above, to the right, and larger object is Sh2-255
(aka, IC 2162).
Object of similar size and to the right of Sh2-255
Just slightly below and to the right (and smaller)
is Sh2-256. The last object to the right, and the
largest object, is Sh2-254.