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Collinder 405

NGC 6823

Open cluster in Vulpecula

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Proper Name	None
Messier Number	None
NGC/IC Number	NGC 6823
Other Designations	Collinder 405
Constellation	Vulpecula
Right Ascension	19h 43m 11s
Declination	+23° 19' 16"
Distance	c.7,600 light years c.2,300 parsecs
Magnitude	Apparent: +7.09 Absolute: -4.75
Diameter	Apparent: 6' Actual: 18 light years
Number of Stars	c. 180
Optimum Visibility	July / August

19 43 10.600 +23 18 26.00

FoV: 24.96'

Collinder 405 is one of several similar young clusters in the depths of the extensive nebula complex designated Westerhout 55 or Sh2-86 in western Vulpecula. Imagery provided by Aladin sky atlas

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Westerhout 55

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