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HD 7972


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Secondary UVBY standards in the Harvard E-regions
Photoelectric uvby photometry for 201 stars which are already UBV (RI)cstandards is presented. The photoelectric data are closely tied to theCousins uvby standards and the stars should be suitable for use asfainter (7-11 mag) secondary standards.

UBV (RI)c standard stars in the E- and F-regions and in the Magellanic Clouds - a revised catalogue.
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UBV photometry of E region standard stars of intermediate brightness
Photometry data are given for 335 stars in the nine E regions.Observations were made using a photometer and filters on the 47 cmreflector at Cape Town. The stellar dispersions are summarized. Data arepresented in tabular form.

Photometric standard stars for the UBV and (RI)KC systems.
Not Available

Fainter Standards for VRI Photometry in the E Regions
Not Available

Standard magnitudes in the E regions.
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观测天体数据

星座:鳳凰座
右阿森松:01h18m22.58s
赤纬:-44°11'49.4"
视星:8.621
距离:90.827 天文距离
右阿森松适当运动:-32.5
赤纬适当运动:-3.9
B-T magnitude:9.117
V-T magnitude:8.662

目录:
适当名称   (Edit)
HD 1989HD 7972
TYCHO-2 2000TYC 7540-618-1
USNO-A2.0USNO-A2 0450-00456607
HIPHIP 6104

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