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HD 139954


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Walraven photometry of nearby southern OB associations
Homogeneous Walraven (VBLUW) photometry is presented for 5260 stars inthe regions of five nearby southern OB associations: Scorpio Centaurus(Sco OB2), Orion OB1, Canis Major OB1, Monoceros OB1, and Scutum OB2.Derived V and (B - V) in the Johnson system are included.

Photoelectric observations of lunar occultations. XII
Occultation observations of 414 events observed between 6 July 1979 and4 September 1980 with the 0.76-m telescope of McDonald Observatory arereported. Timings and data on double stars are given. Angular diameterinformation in six cases is included. The stars concerned with their runnumbers are: SAO 161754 (5270); 94027 (Alpha Tau) (5319, 5381, 5454);159370 (Gamma Lib) (5325, 5571); 162413 (43 Sgr) (5332); 97472 (3 Cnc)(5414); and 93955 (Theta Tau) (5445).

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观测天体数据

星座:天秤座
右阿森松:15h41m40.36s
赤纬:-15°33'33.8"
视星:8.844
距离:294.985 天文距离
右阿森松适当运动:-22.3
赤纬适当运动:-15
B-T magnitude:10.382
V-T magnitude:8.971

目录:
适当名称   (Edit)
HD 1989HD 139954
TYCHO-2 2000TYC 6185-723-1
USNO-A2.0USNO-A2 0675-14555967
HIPHIP 76857

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