NGC 6823 and Sh2-86

Constellation: Valpecula

NGC 6823 is an open cluster in the constellation Valpecula, and is surrounded by the large faint emission nebula Sh 2-86. The star clusters is about 6’000 Ly away. To the southwest of the open cluster is the small reflection nebula NGC 6820. Sevreal Planetary Nebulae are visible in this field (see below). Link to interactive sky chart.

Telescope & Mount:

Celestron 9.25″ EdgeHD with Hyperstar 4.0 on a 10Micron GM1000HPS mount.

Imaging:

Camera: ASI2600MC-Pro (bin 1×1)

Data:
Antlia ALP-T Dual Band 5nm Highspeed: 245x120s

Total integration time: 8h 10′

Planetary nebula Kronberger PN J1944.9+2245 (Kn 9, Lan 21).

G059.7-01.0 is the third Planetary nebula in this image.