C/2017 O1 (ASASSN) 
   From 2022 observations 2017 July 19-Nov. 2. Kinoshita 
   Epoch = 2018 Apr. 12.0 TT = JDT 2458220.5 
       T = 2017 Oct. 14.77775 TT            peri.=  20.90481 
       e = 0.9963200                        node =  25.80882 (2000.0) 
       q = 1.4986638 AU                     incl.=  39.84834 
   a = 407.2468377 AU        n = 0.00011993         P = 8218.39 years 
  m1 = 5.5 + 5log(delta) + 25.0log(r) 
  A. Node = E:10/19.6 JST  O:2017/09/17.0 JST  1.550 AU 
  D. Node = E:04/16.5 JST  O:2040/07/05.5 JST  43.195 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 23:40   07 29.93  +67 55.6   2.277   2.585   96.4   22.5   23.1/145.1   0.9/109   53  6  17.6  +42*153
03/24 23:40   07 32.24  +67 36.6   2.294   2.595   96.0   22.5   23.1/145.0   0.9/109   49  7  17.7  +42*153
03/25 23:40   07 34.53  +67 17.7   2.311   2.605   95.6   22.4   23.1/144.9   0.9/109   47  8  17.7  +42*152
03/26 23:40   07 36.79  +66 58.8   2.328   2.615   95.2   22.3   23.1/144.8   0.9/108   49  9  17.8  +42*152
03/27 23:40   07 39.02  +66 39.9   2.345   2.625   94.8   22.3   23.0/144.7   0.9/108   53 11  17.8  +41*151
03/28 23:40   07 41.24  +66 21.0   2.362   2.634   94.4   22.2   23.0/144.6   0.9/108   59 12  17.9  +41*151
03/29 23:40   07 43.43  +66 02.2   2.379   2.644   94.0   22.1   23.0/144.5   0.9/108   67 13  17.9  +41*150
03/30 23:30   07 45.58  +65 43.5   2.396   2.654   93.6   22.1   23.0/144.4   0.9/108   76 14  18.0  +42*150
03/31 23:30   07 47.73  +65 24.7   2.414   2.664   93.2   22.0   23.0/144.3   0.9/107   85 15  18.1  +42*150
04/01 23:30   07 49.85  +65 06.0   2.431   2.674   92.8   21.9   23.0/144.2   0.8/107   94 16  18.1  +42*149
04/02 23:30   07 51.96  +64 47.3   2.449   2.683   92.4   21.8   23.0/144.1   0.8/107  103 17  18.2  +41*149
04/03 23:30   07 54.04  +64 28.7   2.466   2.693   92.0   21.8   22.9/143.9   0.8/107  111 18  18.2  +41*148
04/04 23:30   07 56.11  +64 10.1   2.484   2.703   91.6   21.7   22.9/143.8   0.8/107  119 19  18.3  +41*148
04/05 23:30   07 58.15  +63 51.5   2.502   2.713   91.1   21.6   22.9/143.7   0.8/106  126 20  18.3  +41*147
04/06 23:30   08 00.18  +63 33.0   2.520   2.723   90.7   21.6   22.9/143.6   0.8/106  131 21  18.4  +41*147
04/07 23:30   08 02.19  +63 14.6   2.538   2.733   90.3   21.5   22.8/143.4   0.8/106  135 21  18.4  +41*147
04/08 23:30   08 04.19  +62 56.2   2.556   2.743   89.8   21.4   22.8/143.3   0.8/106  137 22  18.5  +40*146
04/09 23:30   08 06.16  +62 37.8   2.574   2.752   89.4   21.3   22.8/143.2   0.8/106  136 23  18.5  +40*146
04/10 23:20   08 08.11  +62 19.6   2.592   2.762   89.0   21.3   22.8/143.0   0.8/105  133 24  18.6  +41*145
04/11 23:20   08 10.06  +62 01.4   2.611   2.772   88.5   21.2   22.7/142.9   0.8/105  128 25  18.7  +41*145
04/12 23:20   08 11.99  +61 43.2   2.629   2.782   88.1   21.1   22.7/142.7   0.8/105  121 26  18.7  +41*145
04/13 23:20   08 13.90  +61 25.1   2.647   2.792   87.6   21.0   22.7/142.6   0.8/105  113 27  18.8  +40*144
04/14 23:20   08 15.81  +61 07.0   2.666   2.802   87.2   21.0   22.7/142.4   0.7/105  104 28  18.8  +40*144
04/15 23:20   08 17.69  +60 49.0   2.685   2.812   86.7   20.9   22.6/142.3   0.7/104   94 29  18.9  +40*144
04/16 23:20   08 19.57  +60 31.0   2.703   2.822   86.3   20.8   22.6/142.1   0.7/104   84  1  18.9  +40*143
04/17 23:20   08 21.43  +60 13.2   2.722   2.831   85.8   20.7   22.6/142.0   0.7/104   74  2  19.0  +39*143
04/18 23:20   08 23.28  +59 55.3   2.741   2.841   85.4   20.6   22.5/141.8   0.7/104   64  3  19.0  +39*142
04/19 23:20   08 25.12  +59 37.6   2.759   2.851   84.9   20.5   22.5/141.7   0.7/103   55  4  19.1  +39*142
04/20 23:10   08 26.93  +59 20.0   2.778   2.861   84.4   20.5   22.5/141.5   0.7/103   47  5  19.1  +40*142
04/21 23:10   08 28.74  +59 02.4   2.797   2.871   84.0   20.4   22.4/141.3   0.7/103   42  6  19.2  +39*141
04/22 23:10   08 30.54  +58 44.8   2.816   2.881   83.5   20.3   22.4/141.2   0.7/103   40  7  19.2  +39*141
04/23 23:10   08 32.33  +58 27.4   2.835   2.891   83.0   20.2   22.3/141.0   0.7/103   42  8  19.3  +39*141
inserted by FC2 system