213P/Van Ness 
   From 157 observations 2011 Nov. 15-2017 May 6.(3) Kinoshita
   Epoch = 2018 Apr. 12.0 TT = JDT 2458220.5 
       T = 2017 Sept. 24.38817 TT           peri.=   5.57050 
       e = 0.4076485                        node = 311.31050 (2000.0) 
       q = 1.9832485 AU                     incl.=  10.37718 
   a = 3.3480938 AU          n = 0.16088207         P = 6.13 years 
  m1 = 12.0 + 5log(delta) + 10.0log(r) 
  A. Node = E:08/04.3 JST  O:2017/09/11.4 JST  1.986 AU 
  D. Node = E:01/31.9 JST  O:2020/08/03.6 JST  4.698 AU 

2018   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
03/23 18:50   00 50.24  +13 01.7   3.338   2.394   15.8    6.5   29.8/ 66.0   0.2/ 41   61  6  18.4   +7/101
03/24 18:50   00 52.11  +13 13.8   3.345   2.398   15.4    6.3   29.7/ 66.0   0.2/ 40   74  7  18.4   +6/102
03/25 18:50   00 53.97  +13 25.9   3.352   2.402   14.9    6.1   29.7/ 66.1   0.2/ 39   87  8  18.4   +6/102
03/26 18:40   00 55.82  +13 37.8   3.359   2.406   14.5    6.0   29.6/ 66.1   0.2/ 38  101  9  18.4   +8/101
03/27 18:40   00 57.68  +13 49.8   3.365   2.410   14.1    5.8   29.6/ 66.2   0.2/ 37  114 10  18.5   +7/102
03/28 18:40   00 59.54  +14 01.7   3.372   2.414   13.7    5.6   29.5/ 66.2   0.2/ 36  128 11  18.5   +7/102
03/29 18:40   01 01.40  +14 13.6   3.378   2.417   13.2    5.4   29.5/ 66.3   0.2/ 35  141 12  18.5   +7/103
03/30 18:40   01 03.25  +14 25.4   3.385   2.421   12.8    5.3   29.4/ 66.3   0.2/ 34  153 14  18.5   +6/103
03/31 18:40   01 05.11  +14 37.2   3.391   2.425   12.4    5.1   29.3/ 66.4   0.1/ 33  164 15  18.5   +6/104
04/01 18:40   01 06.96  +14 49.0   3.397   2.429   12.0    4.9   29.3/ 66.4   0.1/ 32  168 16  18.5   +6/104
04/02 18:40   01 08.81  +15 00.6   3.404   2.433   11.6    4.8   29.2/ 66.5   0.1/ 30  161 17  18.5   +6/104
04/03 18:40   01 10.66  +15 12.3   3.410   2.437   11.3    4.6   29.2/ 66.5   0.1/ 29  151 18  18.5   +5/105
04/04 18:40   01 12.51  +15 23.9   3.416   2.441   10.9    4.4   29.1/ 66.6   0.1/ 27  139 19  18.5   +5/105
04/05 18:40   01 14.36  +15 35.4   3.421   2.445   10.5    4.3   29.0/ 66.6   0.1/ 25  128 19  18.6   +5/106
04/06 18:40   01 16.21  +15 46.9   3.427   2.449   10.2    4.1   29.0/ 66.7   0.1/ 23  117 20  18.6   +4/106
04/07 18:40   01 18.05  +15 58.3   3.433   2.453    9.8    4.0   28.9/ 66.8   0.1/ 21  106 21  18.6   +4/107
04/08 18:40   01 19.90  +16 09.7   3.439   2.457    9.5    3.9   28.9/ 66.8   0.1/ 19   95 22  18.6   +4/107
04/09 18:40   01 21.74  +16 21.0   3.444   2.461    9.2    3.7   28.8/ 66.9   0.1/ 17   84 23  18.6   +3/108
04/10 18:40   01 23.58  +16 32.3   3.449   2.465    8.9    3.6   28.7/ 66.9   0.1/ 14   72 24  18.6   +3/108
04/11 18:40   01 25.42  +16 43.5   3.455   2.468    8.6    3.5   28.7/ 67.0   0.1/ 12   61 25  18.6   +3/108
04/12 18:40   01 27.26  +16 54.7   3.460   2.472    8.4    3.4   28.6/ 67.1   0.1/  9   50 26  18.6   +3/109
04/13 18:40   01 29.10  +17 05.8   3.465   2.476    8.1    3.3   28.5/ 67.1   0.1/  6   38 27  18.6   +2/109
04/14 18:40   01 30.94  +17 16.9   3.470   2.480    7.9    3.2   28.5/ 67.2   0.1/  3   26 28  18.6   +2/110
04/15 18:40   01 32.77  +17 27.9   3.475   2.484    7.7    3.1   28.4/ 67.3   0.1/359   16 29  18.7   +2/110
04/16 05:20   01 33.59  +17 32.8   3.477   2.486    7.7    3.1   28.4/ 67.3   0.1/358   13 29  18.7   +3/250
04/17 05:20   01 35.42  +17 43.7   3.482   2.490    7.5    3.0   28.3/ 67.4   0.1/354   15  1  18.7   +3/251
04/18 05:20   01 37.25  +17 54.6   3.486   2.494    7.4    3.0   28.3/ 67.4   0.1/351   25  2  18.7   +4/251
04/19 05:20   01 39.08  +18 05.4   3.491   2.498    7.3    2.9   28.2/ 67.5   0.1/347   37  3  18.7   +4/251
04/20 05:10   01 40.90  +18 16.0   3.495   2.502    7.3    2.9   28.1/ 67.6   0.1/343   50  4  18.7   +3/250
04/21 05:10   01 42.72  +18 26.7   3.500   2.506    7.3    2.9   28.0/ 67.7   0.1/339   64  5  18.7   +3/250
04/22 05:10   01 44.55  +18 37.3   3.504   2.510    7.3    2.9   28.0/ 67.7   0.1/335   77  6  18.7   +4/250
04/23 05:10   01 46.37  +18 47.9   3.508   2.514    7.4    2.9   27.9/ 67.8   0.1/331   91  7  18.7   +4/250
inserted by FC2 system