SIMBAD references

1999A&AS..139..425C - Astron. Astrophys., Suppl. Ser., 139, 425-431 (1999/November-1)

CCD photometry and astrometry of visual double and multiple stars of the HIPPARCOS catalogue. II. CCD photometry and differential astrometry of 288 southern ``Intermediate'' systems.

CUYPERS J. and SEGGEWISS W.

Abstract (from CDS):

We present photometric and astrometric data of about 280 visual double stars of the ``intermediate'' class, i.e. with angular separations mainly in the range 2"<ρ<12". The observations have been obtained in 1991-92 with a CCD camera attached to the 91 cm Dutch telescope at ESO La Silla, Chile. Differential magnitudes of the double star components as well as magnitudes and colour indices of the individual components have been determined in the Cousins V and I passbands with an internal error of about 0.005mag and an external accuracy of less than 0.03mag. In addition, angular separations have been secured to an internal accuracy of 0.004" and position angles to about 0.05°.

Abstract Copyright:

Journal keyword(s): stars: binaries: visual - astrometry

VizieR on-line data: <Available at CDS (J/A+AS/139/425): table1.dat table2.dat table3.dat table4.dat>

Simbad objects: 299

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