Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  37 del Cas  ·  44 Cas  ·  LBN 630  ·  LDN 1317  ·  LDN 1319  ·  LDN 1322  ·  LDN 1323  ·  LDN 1324  ·  LDN 1332  ·  LDN 1334  ·  LDN 1337  ·  M 103  ·  NGC 581  ·  NGC 654  ·  NGC 659  ·  NGC 663  ·  Ruchbah  ·  Sh2-187  ·  The star 44Cas  ·  The star Ruchbah (δCas)
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NGC 663 Three Pane Mosaic, Sigga
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NGC 663 Three Pane Mosaic

Getting plate-solving status, please wait...
NGC 663 Three Pane Mosaic, Sigga
Powered byPixInsight

NGC 663 Three Pane Mosaic

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Description

NGC 663 (also known as Caldwell 10) is young open cluster of about 400 stars in the Cassiopeia constellation. It has an estimated 400 stars and spans about a quarter of a degree across the sky. It can reportedly be detected with the unaided eye, although a telescope is recommended for best viewing. The brightest members of the cluster can be viewed with binoculars. Although the listed visual magnitude is 7.1, several observers have reported higher estimates.

After adjusting for reddening due to interstellar dust, the distance modulus is estimated as 11.6 magnitudes. It is located about 2,100 parsecs distant with an estimated age of 20–25 million years.

The star cluster is assumed to form part of the stellar association Cassiopeia OB8, that is located in the Perseus arm of the Milky Way, along with the open clusters M103, NGC 654, NGC 659, and some supergiant stars scattered between them, all of them having similar ages and distances.

--Wikipedia

I give previous two pane mosaic a healthful Icelandic breakfast of oatmeal, skyr and nice big spoonful of cod liver oil and it grow into three panes!

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NGC 663 Three Pane Mosaic, Sigga