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HD 138267


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Pulkovo compilation of radial velocities for 35495 stars in a common system.
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SB9: The ninth catalogue of spectroscopic binary orbits
The Ninth Catalogue of Spectroscopic Binary Orbits(http://sb9.astro.ulb.ac.be) continues the series of compilations ofspectroscopic orbits carried out over the past 35 years by Batten andcollaborators. As of 2004 May 1st, the new Catalogue holds orbits for2386 systems. Some essential differences between this catalogue and itspredecessors are outlined and three straightforward applications arepresented: (1) completeness assessment: period distribution of SB1s andSB2s; (2) shortest periods across the H-R diagram; (3)period-eccentricity relation.

Reprocessing the Hipparcos Intermediate Astrometric Data of spectroscopic binaries. II. Systems with a giant component
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Spectroscopic binary orbits from photoelectric radial velocities. Paper 114: HD 138267
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Photoelectric radial velocities, Paper XIII - 406 ninth-magnitude K0 stars in the Clube Selected Areas
Radial velocities are given for 406 ninth-magnitude late-type stars. Thestars are grouped in 10 small regions located on a systematic plan atGalactic latitudes of + or - 35 deg. Each star has been observed atleast twice, and the mean velocities are accurate to about less than 1km/s. Thirty spectroscopic binaries have been discovered; orbits havealready been given for 13 of them, and observations of the others arecontinuing.

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Observation and Astrometry data

Constellation:てんびん座
Right ascension:15h31m07.21s
Declination:-04°21'45.3"
Apparent magnitude:8.89
Distance:281.69 parsecs
Proper motion RA:2.4
Proper motion Dec:12.9
B-T magnitude:10.363
V-T magnitude:9.012

Catalogs and designations:
Proper Names
HD 1989HD 138267
TYCHO-2 2000TYC 5024-273-1
USNO-A2.0USNO-A2 0825-08782131
HIPHIP 75989

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