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Formosa

HR 4459, HD 100655

Yellow giant in Leo

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Proper NameFormosa
Bayer DesignationNone
Flamsteed NumberNone
HR (BSC)4459
HD100655
ConstellationLeo
Right Ascension11h 35m 4s
Declination+20° 26' 30"
Distance451 light years
138 parsecs
MagnitudeApparent: +6.44
Absolute: +0.74
Spectral ClassG9III yellow giant
Planets in this system Sazum (Formosa b, HD 100655 b), gas giant
Optimum VisibilityMarch / April

Formosa shines against the backdrop of a rich field of faint galaxies belonging to the Leo Cluster, Abell 1367. Most prominent in this image are PGC 35784 (to the immediate northwest of Formosa) and PGC 35823 in the northeast (top left) corner of the image, but many others are to be found in this region of the sky. Imagery provided by Aladin sky atlas

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