The Open Star Clusters King 10, King 18 and surrounding area

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Location / Date

Zellerndorf, Aug - Sept 2020

Telescope / Mount / Guiding

ASA 10" Astrograph, ASA 3" Wynne-Corrector (focal length 910mm)
ASA DDM60, no guiding

Camera / Exposure

Moravian G3-16200
2 x 2 panel mosaic:
LUM 236 x 3min (bin2x2)
R 64 x 3min, G 76 x 3min, B 132 x 3min (all bin2x2)
Hα 84 x 10min (bin2x2)
OIII 60 x 10min (bin2x2)

Total exposure time: 49h 24min


PixInsight, Fitswork, Photoshop


The area of this image is on the border of the constellations Cepheus and Cassiopeia. The most popular object, the Open Cluster NGC 7380 and it's surrounding emission nebula, also known as the Wizard Nebula, is located in the lower right of the image. Besides fine emission nebula filaments there are also some smaller Sharpless objects, dark nebulae, molecular clouds, faint reflection nebulae and the open star clusters NGC 7429, Teutsch 54 and King 10 and King 18.

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