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UBV photometry of wide visual double stars. V. Double stars with mainly K- and M- type primaries.
We present UBV photometric observations of 55 wide visual double starswith K- and M- type primaries. Our observations have been compared andcombined with information available in the literature. At least 58% ofthem are optical pairs.
| 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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Gözlemler ve gökölçümü verileri
| Takýmyýldýz: | Kova |
| Sað Açýklýk: | 22h19m17.70s |
| Yükselim: | -10°47'24.9" |
| Görünürdeki Parlaklýk: | 8.698 |
| Uzaklýk: | 119.048 parsek |
| özdevim Sað Açýklýk: | 2.9 |
| özdevim Yükselim: | 12.4 |
| B-T magnitude: | 10.239 |
| V-T magnitude: | 8.826 |
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