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HD 185971


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ICCD speckle observations of binary stars. VIII - Measurements during 1989-1991 from the Cerro Tololo 4 M telescope
One-thousand eighty-eight observations of 947 binary star systems,observed by means of speckle interferometry with the 4 m telescope onCerro Tololo, are presented. These measurements, made during the period1989-1991, comprise the second installment of results stemming from theexpansion of our speckle program to the southern hemisphere.

UBV photometry of HD stars in the fields of selected cataclysmic variables.
Not Available

UVBY photometry of HIPPARCOS stars
Photoelectric data in the uvby system have been obtained for 367southern stars of the Hipparcos Input Catalogue. Most of the stars are Fand G main sequence and fall in the magnitude range V = 9 to 10.

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Gözlemler ve gökölçümü verileri

Takýmyýldýz:Yay
Sað Açýklýk:19h43m31.77s
Yükselim:-41°06'01.2"
Görünürdeki Parlaklýk:9.249
özdevim Sað Açýklýk:2.7
özdevim Yükselim:14.4
B-T magnitude:9.687
V-T magnitude:9.286

Kataloglar ve belirtme:
Özgün isimleri   (Edit)
HD 1989HD 185971
TYCHO-2 2000TYC 7937-2624-1
USNO-A2.0USNO-A2 0450-38045031
HIPHIP 97062
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