IC 1311

Constellation: Cygnus

IC 1311 is an open cluster in the constellation of Cygnus. It is thought to be about 17’000 LY away. IC 1311 is located SE of the γ Cygni nebula and West of the small planetary nebula PN G077.6+04.3 (a.k.a. Patchick 6 and DSH J2009.6+4114) visible as a blue-green bubble. In HSO, this region shows a significant amount of [S II] and [O III] filaments, some of which overlap with the Hα filaments.  Link to interactive sky chart.

Dates:

This image was taken in July 2026

Colour palette is HSO

Region overview image:

Telescope & Mount:

656 14″ Corrected Newtonian on a ASA DDM100 mount.

Imaging:

Camera: PlayerOne Zeus Mono (bin 1×1)

Data:
Hα: 121x300s
[O III]: 239x300s
[S II]: 102x300s

Total integration time: 38h 30′

HOO image.

SOO image.

HS image.