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HD 216896


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Speckle interferometry of HIPPARCOS link stars
Speckle interferometry has been carried out on 39 stars that had beenselected as provisionally suitable for linking Hipparcos positionalmeasurements to an extragalactic reference frame by Space Telescope. TheImperial College, London, speckle interferometer and the autocorrelatoron the Anglo-Australian 3.9-m telescope are used. The result is thatabout 30 percent of the stars selected turned out to be confirmed orsuspected multiple stars in the range 0.03-0.7 arcsec.

Luminosities and photometric distances of early-type stars
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Observation and Astrometry data

Constellation:Poisson austral
Right ascension:22h57m09.99s
Declination:-27°45'35.3"
Apparent magnitude:9.658
Proper motion RA:-28.8
Proper motion Dec:-17.2
B-T magnitude:10.457
V-T magnitude:9.724

Catalogs and designations:
Proper Names   (Edit)
HD 1989HD 216896
TYCHO-2 2000TYC 6977-1205-1
USNO-A2.0USNO-A2 0600-44350011
HIPHIP 113339

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