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Guniibuu

36 Ophiuchi, V2215 Ophiuchi,
Gliese 663 (A+B), Gliese 664 (C),
LHS 437 (A), LHS 438 (B), LHS 439 (C)

Proper NameGuniibuu (A component)
Bayer DesignationNone
Flamsteed Number36 Ophiuchi
HR (BSC)6402 (A), 6401 (B)
HD155886 (A), 155885 (B), 156026 (C)
Variable DesignationV2216 Ophiuchi (C component)
Other DesignationsGliese 663 (A+B), Gliese 664 (C),
LHS 437 (A), LHS 438 (B), LHS 439 (C)
ConstellationOphiuchus
Right Ascension17h 15m 21s (A), 17h 15m 21s (B), 17h 16m 13s (C)
Declination-26° 36' 6" (A), -26° 36' 10" (B), -26° 32' 46" (C)
Distance19.4 light years
6.0 parsecs
MagnitudeApparent: +5.07 (A), +4.32 (B), +6.32 (C)
Absolute: +6.20 (A), +5.45 (B), +7.45 (C)
Spectral ClassK2V orange dwarf (A)
K1V orange dwarf (B)
K5V orange dwarf (C)
Optimum VisibilityJune / July

Centred in this image is the binary at the heart of the 36 Ophiuchi system, of which the star named Guniibuu is the 'A' component. The system also contains a third star, a variable of the RS Canum Venaticorum type, which is visible in the northeast (upper left) corner of the image. Imagery provided by Aladin sky atlas

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