2023年7月，月掩亮星
七月 (香港時間)日 期 時 間 P恆星 SpMagMag % Elon SunMoon CA PAVAAA
年月 日 時 分 秒 編號D v r Vill Alt Alt Az o o o o
23 Jul2 200 46 M 2554cF74.54.2V99+ 166 -11 19 13235N166716
R2554 = X Sagittarii = 天籥一
2554 is double: AB 2.5 8.1 132.0
2554 = X Sgr, 4.22 to 4.86, V, Type DCEP, Period 7.012770 days, Phase50%
Distance of 2554 to Terminator = 8.8"; to 3km sunlit peak = 1.2"
23 Jul6 00 21 28.5 r 3102cA07.07.0 93- 148 34 13923S 194 235 212
3102 is double: ** 7.7 7.7 0.10"90.0, dT = +0.1sec
3102 has been reported as non-instantaneous (OCc1601). Observations are highly desired
23 Jul8 03 57 54.2 R 3409kK07.0* 6.4 74- 119 57 16372S 231 247 253
*** A light curve is desired as 3409 is in the Kepler2 program {ID = 245996702}
23 Jul8 04 46 46.7 d 3419SK04.2* 3.7 74- 119 59 184 -88S716893
R3419 = psi 1 Aquarii = 羽林軍卅九
3419 is triple: A,BC 4.4 9.9 49" 312.1, dT = -64sec : AD 4.4 13.5 116" 272.8, dT = -290sec
23 Jul8 05 59 29.5 R 3419SK04.2* 3.7 74- 119 2 53 21544S 203 171 225
R3419 = psi 1 Aquarii = 羽林軍卅九
3419 is triple: A,BC 4.4 9.9 49" 312.1, dT = +41sec : AD 4.4 13.5 116" 272.8, dT = -104sec
23 Jul8 23 50 12 m 3526cG94.94.4S65- 108 696 6N 33239 354
R3526 = 27 Piscium = 壘壁陣九
3526 is double: AB 4.9 8.9 0.8" 336.0
3526 is a close double. Observations are highly desired
3526 = NSV 14785, 9.0 to 11.5, V
23 Jul9 05 370.9 R 12 B86.4* 6.5s63- 105-3 65 18711S 169 163 191
R12 = 4 (Ceti)/Piscium = 霹靂一
12 = NSV 15027, 6.43, range 0.03, V, Type ACV, Period 0.7584 days, Phase32%
23 Jul 10 01 28 18 Gr 109 K06.4* 5.8 53-94 209511N 32734 348
23 Jul 10 01 28 21 Gr 109 K06.45.8 53-94 21 ** GRAZE: CA 10.7N; Dist.4km in az. 337deg.
23 Jul 13 0338.8 R 489 K56.86.0 22-56 157436S 202 274 215
23 Jul 15 03 55 50.6 R 780cG56.86.3 8-32 76473N 288 357 292
780 is double: ** 7.6 7.6 0.050" 350.0, dT = -0.05sec
780 has been reported as non-instantaneous (OCc1255). Observations are highly desired
23 Jul 28 239 25.9 D 2349SB12.9* v77+ 123 27 22358S 12985 121
R2349 = Al Niyat = sigma Scorpii = 心宿一
2349 is quadruple: Aa1,2 3.3 4.1 0.004"31.3, dT = 0.00sec : Aa,Ab 3.06 5.24 0.42" 208.5, dT = +0.22sec : AB 2.9 8.4 20.3" 273.1, dT = -48sec
2349 is a close double. Observations are highly desired
2349 = sig Sco, 2.86 to 2.94, V, Type BCEP, Period 0.246839 days, Phase53%
23 Jul 29 00 15 43.3 R 2349SB12.9* v77+ 123 16 233 -60S 246 191 238
R2349 = Al Niyat = sigma Scorpii = 心宿一
2349 is quadruple: Aa1,2 3.3 4.1 0.004"31.3, dT = +0.01sec : Aa,Ab 3.06 5.24 0.42" 208.5, dT = -0.9sec : AB 2.9 8.4 20.3" 273.1, dT = -47sec
2349 is a close double. Observations are highly desired
2349 = sig Sco, 2.86 to 2.94, V, Type BCEP, Period 0.246839 days, Phase53%
23 Jul 29 234 31.7 D 2505 K45.3* 4.5 86+ 136 34 20843S 136 107 133
R2505 = 43 Ophiuchi = 天江增一
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