A very faint, challenging to locate but undoubtedly interesting double circle formed mostly by double stars. The brightest among them is HJ 1470. Resembles a fungal sporocarp, creating concentric rings found in certain types of mushrooms in nature.
VIC: A star map is required for locating it. It's easy to get lost in the sea of stars. The instrument must have a reach comfortably beyond 11th magnitude, ruling out small telescopes.