NGC6820 & NGC6823

Image information:

Date: 08/18/2018
Equipment: QSI583wsg with internal filter wheel using 5nm Astrodon Ha filter and Astrodon E series Gen II RGB filter set through APM 107/700 APO telescope with Astro-Tech 2" field flattener on Losmandy GM8 mount.
Image type: HaRGB
Exposure time: 10X12min Ha binned 1X1, RG&B 10X8min each binned 1X1

Object information:

Object designations:

  • NGC6820, Sh2-86
  • NGC6823
Object type:
  • NGC6820 - Diffuse emission nebula
  • NGC6823 - Open cluster
Object size:
  • NGC6820 - 30'
  • NGC6823 - 7'
Constellation: Vulpecula
NGC6820 is an emission nebula surrounding young open cluster NGC6823. The nebula has a prominent pillar structure consisting of gas and dust. The pillar is most likely formed by erosion of nebular material from radiation emitted by the cluster energetic young stars. NGC6823 has diameter of 50 ly, while NGC6820 has some 220 ly across. They are about 6 kly distant from us.

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