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V4387 Sagittarii

White supergiant in Sagittarius

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Proper Name	None
Bayer Designation	None
Flamsteed Number	None
HR (BSC)	6825
HD	167356
Variable Designation	V4387 Sagittarii
Constellation	Sagittarius
Right Ascension	18h 15m 31s
Declination	-18° 39' 42"
Distance	c. 6,700 light years c. 2,100 parsecs
Magnitude	Apparent: +6.07 Absolute: -5.49
Spectral Class	A0Ia white supergiant
Optimum Visibility	July

The brilliant but distant supergiant V4387 Sagittarii lies on the edge of the Sagittarius Star Cloud, M24. The supergiant star is nearly seven thousamd light years from the Sun, but the 'cloud' - actually a view through the obscuring dust of the Milky Way - reveals a host of stars more distant still. Imagery provided by Aladin sky atlas

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