213P/Van Ness 
   From 157 observations 2011 Nov. 15-2017 May 6.(3) Kinoshita
   Epoch = 2017 Nov. 3.0 TT = JDT 2458060.5 
       T = 2017 Sept. 24.37132 TT           peri.=   5.56233 
       e = 0.4075463                        node = 311.31375 (2000.0) 
       q = 1.9832453 AU                     incl.=  10.37762 
   a = 3.3475110 AU          n = 0.16092409         P = 6.12 years 
  m1 = 12.0 + 5log(delta) + 10.0log(r) 
  A. Node = E:08/04.1 JST  O:2017/09/11.4 JST  1.986 AU 
  D. Node = E:01/31.9 JST  O:2020/08/03.5 JST  4.697 AU 

2017   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
10/14 20:20   19 45.54  -18 10.9   1.654   1.989   93.9   30.0   24.7/ 70.2   1.6/ 80  158 24  16.1  +29/ 35
10/15 20:20   19 47.16  -18 02.5   1.665   1.990   93.4   30.0   24.9/ 70.3   1.6/ 80  145 25  16.1  +29/ 36
10/16 20:10   19 48.79  -17 54.1   1.675   1.991   92.8   30.0   25.1/ 70.3   1.6/ 80  132 26  16.1  +30/ 34
10/17 20:10   19 50.45  -17 45.7   1.686   1.991   92.2   30.0   25.3/ 70.4   1.6/ 79  119 27  16.1  +29/ 35
10/18 20:10   19 52.12  -17 37.2   1.697   1.992   91.6   30.0   25.5/ 70.5   1.6/ 79  107 28  16.1  +29/ 35
10/19 20:10   19 53.80  -17 28.6   1.708   1.993   91.1   30.0   25.7/ 70.5   1.6/ 79   94 29  16.2  +29/ 36
10/20 20:10   19 55.49  -17 20.0   1.719   1.994   90.5   30.0   25.9/ 70.6   1.6/ 79   82  1  16.2  +29/ 36
10/21 20:10   19 57.19  -17 11.4   1.730   1.994   89.9   29.9   26.1/ 70.6   1.6/ 79   70  2  16.2  +29/ 37
10/22 20:10   19 58.91  -17 02.7   1.741   1.995   89.4   29.9   26.3/ 70.6   1.6/ 79   59  3  16.2  +29/ 38
10/23 20:00   20 00.62  -16 54.0   1.751   1.996   88.8   29.9   26.4/ 70.7   1.6/ 78   47  3  16.2  +30/ 36
10/24 20:00   20 02.36  -16 45.2   1.762   1.997   88.2   29.9   26.6/ 70.7   1.5/ 78   36  4  16.2  +30/ 37
10/25 20:00   20 04.11  -16 36.4   1.774   1.998   87.7   29.8   26.8/ 70.7   1.5/ 78   24  5  16.3  +29/ 37
10/26 20:00   20 05.87  -16 27.5   1.785   1.999   87.1   29.8   27.0/ 70.7   1.5/ 78   13  6  16.3  +29/ 38
10/27 20:00   20 07.63  -16 18.5   1.796   2.000   86.6   29.7   27.1/ 70.7   1.5/ 78    2  7  16.3  +29/ 38
10/28 20:00   20 09.41  -16 09.6   1.807   2.001   86.0   29.7   27.3/ 70.7   1.5/ 77   10  8  16.3  +29/ 39
10/29 20:00   20 11.20  -16 00.5   1.818   2.002   85.5   29.6   27.4/ 70.7   1.5/ 77   22  9  16.3  +29/ 40
10/30 19:50   20 12.98  -15 51.5   1.829   2.003   85.0   29.6   27.6/ 70.7   1.5/ 77   34 10  16.3  +30/ 38
10/31 19:50   20 14.78  -15 42.3   1.840   2.004   84.4   29.5   27.7/ 70.7   1.5/ 77   47 11  16.3  +30/ 38
11/01 19:50   20 16.60  -15 33.1   1.851   2.005   83.9   29.5   27.9/ 70.7   1.5/ 77   60 12  16.4  +30/ 39
11/02 19:50   20 18.42  -15 23.9   1.863   2.006   83.3   29.4   28.0/ 70.6   1.4/ 76   73 13  16.4  +30/ 40
11/03 19:50   20 20.24  -15 14.5   1.874   2.008   82.8   29.4   28.2/ 70.6   1.4/ 76   87 14  16.4  +29/ 40
11/04 19:50   20 22.08  -15 05.2   1.885   2.009   82.3   29.3   28.3/ 70.6   1.4/ 76  101 15  16.4  +29/ 41
11/05 19:50   20 23.92  -14 55.7   1.897   2.010   81.7   29.2   28.4/ 70.6   1.4/ 76  116 16  16.4  +29/ 41
11/06 19:40   20 25.76  -14 46.3   1.908   2.011   81.2   29.1   28.6/ 70.5   1.4/ 76  130 17  16.4  +30/ 40
11/07 19:40   20 27.61  -14 36.7   1.919   2.013   80.7   29.1   28.7/ 70.5   1.4/ 75  144 18  16.5  +30/ 40
11/08 19:40   20 29.47  -14 27.1   1.931   2.014   80.2   29.0   28.8/ 70.4   1.4/ 75  158 19  16.5  +30/ 41
11/09 19:40   20 31.34  -14 17.5   1.942   2.015   79.7   28.9   28.9/ 70.4   1.4/ 75  172 21  16.5  +30/ 41
11/10 19:40   20 33.21  -14 07.7   1.953   2.017   79.1   28.8   29.1/ 70.4   1.4/ 75  173 22  16.5  +30/ 42
11/11 19:40   20 35.09  -13 57.9   1.965   2.018   78.6   28.7   29.2/ 70.3   1.3/ 75  160 23  16.5  +30/ 43
11/12 19:40   20 36.98  -13 48.1   1.976   2.020   78.1   28.7   29.3/ 70.3   1.3/ 74  147 24  16.5  +29/ 43
11/13 19:40   20 38.87  -13 38.2   1.988   2.021   77.6   28.6   29.4/ 70.2   1.3/ 74  135 25  16.5  +29/ 44
11/14 19:40   20 40.77  -13 28.2   1.999   2.023   77.1   28.5   29.5/ 70.2   1.3/ 74  122 26  16.6  +29/ 44
inserted by FC2 system