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HD 22744


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Ýlgili Makaleler

Detection of double stars with the use of Kyiv database of lunar occultations
On the basis of 40-year series of observations of occultations of starsby the Moon from the Kyiv database, we found 83 stars which are likelyto be double ones. Additional components close to basic stars arerevealed for four known wide pair.

Spectroscopic binaries - 14th complementary catalog
Orbital-element data for 380 spectroscopic binaries are compiled andannotated in tables. The catalog represents a continuation of the 13thcatalog (Pedoussaut and Nadal, 1977) and uses the same general format.The techniques used in making the magnitudes and spectral typeshomogeneous are indicated.

Binaires spectroscopiques-13e catalogue complementaire.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1977A&AS...27...55P&db_key=AST

UVBY BET photometry of equatorial and southern bright stars.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1977A&AS...27...47H&db_key=AST

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Gözlemler ve gökölçümü verileri

Takýmyýldýz:Boga
Sað Açýklýk:03h40m00.31s
Yükselim:+16°21'36.7"
Görünürdeki Parlaklýk:8.361
Uzaklýk:215.517 parsek
özdevim Sað Açýklýk:-8.3
özdevim Yükselim:0.9
B-T magnitude:8.533
V-T magnitude:8.376

Kataloglar ve belirtme:
Özgün isimleri
HD 1989HD 22744
TYCHO-2 2000TYC 1235-400-1
USNO-A2.0USNO-A2 1050-00990901
HIPHIP 17121
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