123P/West-Hartley 
   From 2217 observations 1989 Mar. 14-2018 Oct. 12.(5) Kinoshita
   Epoch = 2019 Nov. 13.0 TT = JDT 2458800.5 
       T = 2019 Feb. 5.21817 TT             peri.= 103.05159 
       e = 0.4486896                        node =  46.49965 (2000.0) 
       q = 2.1273052 AU                     incl.=  15.35781 
   a = 3.8586345 AU          n = 0.13003301         P = 7.58 years 
  m1 = 6.0 + 5log(delta) + 20.0log(r) 
  A. Node = E:11/09.9 JST  O:2018/01/11.4 JST  3.429 AU 
  D. Node = E:05/08.0 JST  O:2019/10/09.0 JST  2.798 AU 

2019   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
11/03 17:10   15 04.40  -18 28.4   3.887   2.909    8.6    2.9   24.3/111.7   0.1/113   70  6  18.2   +2/ 66
11/04 17:10   15 05.99  -18 37.4   3.893   2.914    8.0    2.7   24.3/111.6   0.1/114   81  7  18.2   +1/ 66
11/05 17:00   15 07.57  -18 46.2   3.899   2.918    7.4    2.5   24.3/111.5   0.1/115   93  8  18.3   +3/ 65
11/06 17:00   15 09.16  -18 55.1   3.904   2.922    6.8    2.3   24.2/111.3   0.1/116  104  9  18.3   +2/ 65
11/07 17:00   15 10.75  -19 03.9   3.910   2.927    6.3    2.1   24.2/111.2   0.1/117  116 10  18.3   +2/ 65
11/08 17:00   15 12.34  -19 12.6   3.916   2.931    5.7    1.9   24.1/111.1   0.0/118  127 11  18.3   +1/ 65
11/09 17:00   15 13.93  -19 21.2   3.921   2.936    5.1    1.7   24.1/111.0   0.0/120  138 12  18.3   +1/ 66
11/10 16:50   15 15.51  -19 29.8   3.926   2.940    4.5    1.5   24.0/110.8   0.0/123  150 13  18.3   +2/ 64
11/11 16:50   15 17.10  -19 38.3   3.931   2.944    4.0    1.3   24.0/110.7   0.0/126  161 14  18.4   +1/ 65
11/12 16:50   15 18.69  -19 46.8   3.936   2.949    3.4    1.2   23.9/110.6   0.0/130  172 14  18.4   +1/ 65
11/13 16:50   15 20.28  -19 55.2   3.941   2.953    2.9    1.0   23.9/110.5   0.0/135  172 15  18.4   +0/ 65
11/14 16:50   15 21.87  -20 03.5   3.946   2.957    2.4    0.8   23.9/110.4   0.0/143  161 16  18.4   -0/ 65
11/15 16:50   15 23.46  -20 11.8   3.950   2.962    2.0    0.7   23.8/110.2   0.0/155  148 17  18.4   -1/ 66
11/16 16:40   15 25.04  -20 19.9   3.954   2.966    1.7    0.6   23.8/110.1   0.0/171  136 18  18.4   +1/ 64
11/17 16:40   15 26.62  -20 28.1   3.959   2.970    1.6    0.5   23.7/110.0   0.0/192  123 19  18.4   +0/ 65
11/18 06:40   15 27.55  -20 32.8   3.961   2.973    1.7    0.6   23.7/109.9   0.0/204  115 20  18.5   -0/295
11/19 06:40   15 29.14  -20 40.8   3.965   2.977    1.9    0.6   23.6/109.8   0.0/222  102 21  18.5   +0/296
11/20 06:40   15 30.72  -20 48.8   3.969   2.982    2.3    0.8   23.6/109.7   0.0/235   88 22  18.5   +1/296
11/21 06:40   15 32.31  -20 56.7   3.973   2.986    2.8    0.9   23.5/109.6   0.0/244   74 23  18.5   +1/297
11/22 06:40   15 33.89  -21 04.6   3.976   2.991    3.3    1.1   23.5/109.4   0.0/250   61 24  18.5   +1/297
11/23 06:40   15 35.48  -21 12.4   3.980   2.995    3.9    1.3   23.4/109.3   0.0/255   47 25  18.5   +2/298
11/24 06:40   15 37.06  -21 20.1   3.983   2.999    4.4    1.5   23.4/109.2   0.0/258   33 26  18.5   +2/298
11/25 06:40   15 38.64  -21 27.8   3.986   3.004    5.0    1.6   23.3/109.1   0.0/261   19 28  18.6   +2/298
11/26 06:30   15 40.21  -21 35.3   3.989   3.008    5.6    1.8   23.3/109.0   0.0/263    7 29  18.6   +1/297
11/27 06:30   15 41.79  -21 42.9   3.992   3.013    6.2    2.0   23.2/108.9   0.0/264   11  0  18.6   +1/298
11/28 06:30   15 43.37  -21 50.3   3.994   3.017    6.8    2.2   23.2/108.7   0.1/265   23  1  18.6   +2/298
11/29 06:30   15 44.95  -21 57.7   3.997   3.021    7.4    2.4   23.1/108.6   0.1/267   36  2  18.6   +2/299
11/30 06:30   15 46.52  -22 05.1   3.999   3.026    8.0    2.6   23.0/108.5   0.1/267   49  3  18.6   +2/299
12/01 06:30   15 48.09  -22 12.4   4.001   3.030    8.7    2.8   23.0/108.4   0.1/268   61  4  18.6   +3/300
12/02 06:30   15 49.67  -22 19.6   4.003   3.034    9.3    3.0   22.9/108.3   0.1/269   73  5  18.7   +3/300
12/03 06:30   15 51.24  -22 26.8   4.005   3.039    9.9    3.2   22.9/108.2   0.1/269   85  6  18.7   +3/300
inserted by FC2 system