2010年1月25日,月掩昴宿星團
1月25日(星期一)黃昏,月掩金牛座 M45 昴宿星團
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
10 Jan 25 17 6 52 d 537SB6 3.7 3.8S 70+ 113 13 52 79 41N 30 114 44
R537 = Electra = 17 Tauri = 昴宿一
537 is triple: 3.9 7.0 0.005" 350.0 : 3.9 7.5 0.20" 117.0
537 = NSV 15755, 3.70V
10 Jan 25 17 38 2 d 545 B6 4.1 4.2v 70+ 113 6 59 80 76S 93 179 106
R545 = Merope = 23 Tauri = 昴宿五
545 = V0971 Tau, 4.18, range 0.01 to ( 0.01V, Type BCEP
10 Jan 25 18 10 12 r 537SB6 3.7 3.8S 70+ 114 -1 67 80 -63N 287 16 300
R537 = Electra = 17 Tauri = 昴宿一
537 is triple: 3.9 7.0 0.005" 350.0 : 3.9 7.5 0.20" 117.0
537 = NSV 15755, 3.70V
10 Jan 25 18 18 0 d 549SA0 6.3 6.3 70+ 114 -2 68 80 88N 77 167 90
R549 = 24 Tauri = 昴宿增十
549 is multiple: AB 109.9 : AB 7.1 8.2 0.001" 205.0 : BD 6.3 8.7 74" 306.3 : BC 6.3 8.3 85" 345.2
10 Jan 25 18 18 33 Gr 541cB8 3.9 3.9 70+ 114 -1 68 ** GRAZE:CA-10.4N; Dist.356km in az. 151deg. [Lat =18.69+0.52(E.Long-114.17)]
10 Jan 25 18 22 33 D 552SB7 2.9 2.9S 70+ 114 -3 69 80 88S 81 172 95
R552 = Alcyone = eta Tauri = 昴宿六
552 is multiple: 3.0 4.6 0.031" 207.1 : AB 1.6 0.031" 207.1 : AB 2.9 6.3 117" 290.1 : AC 2.9 8.3 181" 312.0
552 = NSV 15775, 2.87V, Type VAR:
10 Jan 25 18 36 39 d 553cA0 6.8 6.8 70+ 114 -7 72 79 55N 44 137 57
553 is double: AB 7.1 8.5 350.0
10 Jan 25 18 56 44 r 545 B6 4.1 4.2v 70+ 114 -11 77 79 -57S 226 321 240
R545 = Merope = 23 Tauri = 昴宿五
545 = V0971 Tau, 4.18, range 0.01 to ( 0.01V, Type BCEP
10 Jan 25 19 14 28 d 557cA1 7.0 6.9 70+ 114 81 75 60N 49 150 62
557 is double: 7.4 7.4 0.10" 228.0
10 Jan 25 19 31 49 D 561cB7 5.1 5.1V 70+ 114 84 69 66S 103 213 117
R561 = Pleione = 28 BU Tauri = 昴宿增十二
561 is double: AB 5.1 0.20" 311.2
561 = BU Tau, 4.77 to 5.50V, Type GCAS
10 Jan 25 19 38 31 D 560cB8 3.6 3.7s 70+ 114 86 62 44S 126 242 139
R560 = Atlas = 27 Tauri = 昴宿七
560 is double: Aa1,2 3.8 6.8 0.006" 4.5
560 = NSV 01345, 3.60 to 3.65V
10 Jan 25 19 46 51 d 562SB9 6.6 6.6 70+ 114 87 39 65N 54 195 68
562 is triple: 7.3 7.4 0.10" 134.0 : AB 6.6 7.5 87" 309.2
10 Jan 25 19 51 56 R 552SB7 2.9 2.9S 70+ 114 88 5 -73S 242 57 255
R552 = Alcyone = eta Tauri = 昴宿六
552 is multiple: 3.0 4.6 0.031" 207.1 : AB 1.6 0.031" 207.1 : AB 2.9 6.3 117" 290.1 : AC 2.9 8.3 181" 312.0
552 = NSV 15775, 2.87V, Type VAR:
10 Jan 25 20 5 53 Gr 560cB8 3.6 3.7s 71+ 114 84 ** GRAZE:CA 4.2S; Dist.390km in az. 167deg. [Lat =18.76+0.22(E.Long-114.17)]
10 Jan 25 20 38 57 r 560cB8 3.6 3.7s 71+ 114 80 282 -36S 206 108 219
R560 = Atlas = 27 Tauri = 昴宿七
560 is double: Aa1,2 3.8 6.8 0.006" 4.5
560 = NSV 01345, 3.60 to 3.65V
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