I have been intrigued by this object since I first saw it a few years ago.
Since then its been a popular target whereas before it was rare.
My second imaging of this object.
AstroPhysics Riccardi Honders astrograph (305mm F3.8).
PME mount, QHY 600M camera, MOAG guiding with a ZWO guide camera.
Taken at my home observatory in Sussex Inlet over several nights. Good seeing as is typical here (only occassionally is seeing average).
6 hours and 10 mins O111 Ha RGB.
https://pbase.com/image/175250093/large
Greg.