2023年2月，月掩亮星

WCYue

二月 (香港時間)  
日     期 時    間   P  恆星   Sp  Mag  Mag    % Elon Sun  Moon   CA   PA  VA  AA
年  月 日 時 分 秒      編號  D     v    r V  ill     Alt Alt Az   o    o   o   o
23 Feb  3 04  5 55.6 d    1042cA2  6.7* 6.6   92+ 147     13 294  61N  72   1  67
      1042 is double:  6.7 9.8 0.10" 350.0, dT = +0.03sec
      1042 is a close double. Observations are highly desired
23 Feb  4 05  4 23.3 D    1169 K5  5.3  4.5s  96+ 158     11 293  73N  94  24  84
   R1169 = 76 Geminorum = 積薪增一
      1169 = NSV 3703, 5.28 to 5.32, V
23 Feb  5 00 27 59.2 D    1270cF0  6.1  5.9v  99+ 167     82 286  76N 112   9  98
   R1270 = 28 Cancri (CX) = 爟增十
      1270 is double: ** 6.9 6.9 0.050" 350.0, dT = -0.09sec
      1270 has been reported as non-instantaneous (OCc1387). Observations are highly desired
      1270 = CX Cnc, 6.1, range 0.02, 5V, Type DSCTC, Period 0.096 days
23 Feb  7 01 28 11   m    1484cA0  3.5  3.5s  99- 169     84 187 -41N  38  32  18
   R1484 = eta Leonis = 軒轅十三
      1484 is double: AB 3.5 8.4 0.10" 236.4
      1484 is a close double. Observations are highly desired
      1484 = NSV 4738, 3.46 to 3.60, V
23 Feb  7 01 34 28   Gr   1484cA0  3.5  3.5s  99- 169     86 ** GRAZE: CA-42.2N; Dist.303km in az. 221deg. [Lat = 18.62-0.81(E.Long-114.17)]
23 Feb  8 01  3 17.2 r    1578cK0  6.9  6.2   96- 158     72 123  48S 241 293 219
      1578 is double: AB 6.8      0.40"  10.0, dT = +2.3sec
      1578 is a close double. Observations are highly desired
23 Feb  9 02  2 52.7 R    1684kK0  6.8  6.3   92- 147     71 145  77S 276 308 253
   *** A light curve is desired as    1684 is in the Kepler2 program {ID = 201839927}
23 Feb 16 09 26  5.3 r    2554cF7  4.5  4.2V  25-  60  32 38 196  17N 342 325 342
   R2554 = X Sagittarii = 天籥一
      2554 is double: AB 2.5 8.1      132.0, dT = 0.00sec
      2554 = X Sgr, 4.22 to 4.86, V, Type DCEP, Period 7.012770 days, Phase   3%
23 Feb 18 06 39 11.3 R    2910cG3  4.7  4.3    8-  33  -4 16 128  24N 316  10 327
   R2910 = omega Sagittarii = 狗國一
      2910 is double: ** 5.6 5.6 0.001"  51.3, dT = 0.00sec
23 Feb 18 07 59 13.3 r    2914cG8  4.8  4.4    8-  33  14 29 140   1N 338  19 350
   R2914 = 60 Sagittarii = 狗國二
      2914 is double: ** 5.8 5.8 0.050" 350.0, dT = -0.43sec
      2914 has been reported as non-instantaneous (OCc1589). Observations are highly desired
23 Feb 23 21  8 44.5 D     167SF0  5.5  5.3s  14+  43      5 274  88S  71   3  92
   R167 = 80 Piscium = 外屏增四
       167 is triple: AB 5.5 12.2 67" 311.0, dT = -60sec : AC 5.5 11.1 181" 123.7, dT = +197sec
       167 = NSV 410, 5.45 to 5.55, V
23 Feb 25 21 54 12.3 D     416SB6  5.3  5.4   32+  69     20 282  26N   9 296  24
   R416 = pi Arietis = 左更五
       416 is multiple: Aa,Ab 5.3           350.0, dT = 0.00sec : AB 5.3 7.9 3.2" 118.7, dT = -5sec : AE 5.3 14.0 14.2" 184.0, dT = -70sec : AF 5.3 15.0 17.5"  17.0, dT = +85sec
       416 is a close double. Observations are highly desired
23 Feb 25 23  7 48   Gr    416SB6  5.3  5.4   32+  69     16 ** GRAZE: CA  0.8N; Dist.168km in az.  13deg. [Lat = 23.81-0.22(E.Long-114.17)]
23 Feb 28 00 38 50.9 d     703kA5  6.2  6.1   53+  93      8 294  46N  38 329  45
   *** A light curve is desired as     703 is in the Kepler2 program {ID = 247917882}