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2011年10月份，月掩星
十月份精選 (5 cm 口徑望遠鏡可見)，預報採用香港標準時間
day Time P Star Sp Mag Mag % Elon Sun Moon CA PA VA AA
年 月 日 時 分 秒 No D v r V ill Alt Alt Az o o o o
11 Oct 1 17 6 5 d 2290cB0 2.3 V 21+ 55 14 41 205 88S 105 80 92
R2290 = Dschubba = delta Scorpii = 房宿三
2290 is double: AB 2.39 4.62 0.053" 328.5
2290 is a close double. Observations are highly desired
2290 = del Sco, 1.60 to 2.32, V, Type GCAS
11 Oct 1 18 28 0 R 2290cB0 2.3 V 21+ 55 -5 30 224 -69S 261 217 249
R2290 = Dschubba = delta Scorpii = 房宿三
2290 is double: AB 2.39 4.62 0.053" 328.5
2290 is a close double. Observations are highly desired
2290 = del Sco, 1.60 to 2.32, V, Type GCAS
11 Oct 15 5 39 8 Gr 465 K2 4.4 3.8s 93- 150 -10 40 ** GRAZE: CA 13.7S; Dist.148km in az. 13deg. [Lat = 23.74-0.21(E.Long-114.17)]
Distance of 465 to Terminator = 12.5"; to 3km sunlit peak = 2.8"
11 Oct 15 5 40 3 m 465 K2 4.4 3.8s 93- 150 -10 40 278 14S 175 98 192
R465 = Botein = delta Arietis = 天陰四
465 = NSV 1066, 4.33 to 4.37, V
Distance of 465 to Terminator = 8.8"; to 3km sunlit peak = 0.7"
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