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HD 12355


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Speckle Observations of Binary Stars with the WIYN Telescope. III. A Partial Survey of A, F, and G Dwarfs
Two hundred thirty nearby main-sequence stars with spectral types in therange of A to G have been observed by way of speckle interferometryusing the WIYN 3.5 m telescope at Kitt Peak, Arizona. The stars had noprevious mention of duplicity in the literature. Of those observed, 14showed clear evidence of a companion, and 63 were classified assuspected nonsingle based on a power spectrum analysis. The remainingstars discussed show no evidence of duplicity to the limit of thedetection system in high-quality observations. The WIYN Observatory is ajoint facility of the University of Wisconsin-Madison, IndianaUniversity, Yale University, and the National Optical AstronomyObservatory.

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观测天体数据

星座:白羊座
右阿森松:02h01m36.02s
赤纬:+22°37'41.5"
视星:8.454
距离:121.507 天文距离
右阿森松适当运动:24.2
赤纬适当运动:-69
B-T magnitude:9.061
V-T magnitude:8.505

目录:
适当名称
HD 1989HD 12355
TYCHO-2 2000TYC 1757-889-1
USNO-A2.0USNO-A2 1125-00652980
HIPHIP 9454

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