C/2013 C2 (Tenagra) 
   From 442 observations 2013 Feb. 14-2018 Feb. 13. Kinoshita
   Epoch = 2018 Apr. 12.0 TT = JDT 2458220.5 
       T = 2015 Sept. 8.97810 TT            peri.= 309.22428 
       e = 0.4307192                        node = 247.52939 (2000.0) 
       q = 9.1394552 AU                     incl.=  21.33891 
   a = 16.0543899 AU         n = 0.01532193         P = 64.33 years 
  m1 = 4.0 + 5log(delta) + 10.0log(r) 
  A. Node = E:05/29.6 JST  O:2019/03/22.7 JST  10.277 AU 
  D. Node = E:11/30.2 JST  O:2000/12/20.0 JST  17.971 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 02:30   15 48.45  -25 06.0   9.201   9.755  121.2    5.0    1.2/301.2   0.1/286  168  5  18.7  +27/340
03/24 02:30   15 48.37  -25 05.4   9.188   9.757  122.2    5.0    1.3/300.1   0.1/286  157  6  18.7  +27/341
03/25 02:20   15 48.29  -25 04.7   9.175   9.758  123.2    4.9    1.4/299.2   0.1/286  144  7  18.7  +27/340
03/26 02:20   15 48.20  -25 04.1   9.163   9.759  124.3    4.8    1.5/298.4   0.1/286  131  9  18.7  +27/341
03/27 02:20   15 48.10  -25 03.4   9.150   9.760  125.3    4.8    1.6/297.7   0.1/286  117 10  18.7  +28/342
03/28 02:20   15 48.00  -25 02.6   9.138   9.762  126.3    4.7    1.7/297.1   0.1/286  103 11  18.7  +28/343
03/29 02:10   15 47.89  -25 01.9   9.126   9.763  127.3    4.7    1.8/296.6   0.1/286   89 12  18.7  +28/341
03/30 02:10   15 47.77  -25 01.1   9.114   9.764  128.3    4.6    1.9/296.1   0.0/286   75 13  18.7  +28/342
03/31 02:10   15 47.65  -25 00.3   9.102   9.765  129.3    4.5    1.9/295.7   0.0/287   61 14  18.7  +28/343
04/01 02:10   15 47.52  -24 59.4   9.091   9.767  130.3    4.5    2.0/295.3   0.0/287   48 15  18.7  +28/344
04/02 02:00   15 47.39  -24 58.5   9.079   9.768  131.3    4.4    2.1/295.0   0.0/287   35 16  18.7  +28/343
04/03 02:00   15 47.24  -24 57.6   9.068   9.769  132.3    4.3    2.2/294.7   0.0/287   23 17  18.7  +28/344
04/04 02:00   15 47.10  -24 56.7   9.057   9.770  133.3    4.3    2.3/294.5   0.0/287   12 18  18.7  +28/345
04/05 01:50   15 46.94  -24 55.8   9.046   9.772  134.4    4.2    2.4/294.3   0.0/287   11 19  18.7  +28/344
04/06 01:50   15 46.78  -24 54.8   9.036   9.773  135.4    4.1    2.5/294.1   0.0/288   20 20  18.7  +28/345
04/07 01:50   15 46.62  -24 53.8   9.025   9.774  136.4    4.0    2.5/293.9   0.0/288   31 21  18.7  +29/346
04/08 01:50   15 46.45  -24 52.8   9.015   9.775  137.4    4.0    2.6/293.7   0.0/288   42 22  18.7  +29/347
04/09 01:40   15 46.27  -24 51.7   9.005   9.777  138.4    3.9    2.7/293.6   0.0/288   53 22  18.7  +29/345
04/10 01:40   15 46.09  -24 50.6   8.995   9.778  139.4    3.8    2.8/293.5   0.0/288   65 23  18.7  +29/346
04/11 01:40   15 45.90  -24 49.5   8.986   9.779  140.5    3.7    2.9/293.4   0.0/289   77 24  18.7  +29/347
04/12 01:40   15 45.71  -24 48.4   8.976   9.781  141.5    3.7    2.9/293.3   0.0/289   89 25  18.7  +29/348
04/13 01:30   15 45.51  -24 47.2   8.967   9.782  142.5    3.6    3.0/293.2   0.0/289  101 26  18.7  +29/347
04/14 01:30   15 45.31  -24 46.0   8.959   9.783  143.5    3.5    3.1/293.1   0.0/289  114 27  18.7  +29/348
04/15 01:30   15 45.10  -24 44.8   8.950   9.784  144.5    3.4    3.2/293.1   0.0/290  127 28  18.7  +29/349
04/16 01:20   15 44.88  -24 43.6   8.942   9.786  145.6    3.3    3.2/293.1   0.0/290  140 29  18.7  +29/347
04/17 01:20   15 44.67  -24 42.3   8.934   9.787  146.6    3.2    3.3/293.0   0.0/290  153  1  18.7  +29/348
04/18 01:20   15 44.44  -24 41.0   8.926   9.788  147.6    3.2    3.4/293.0   0.0/290  165  2  18.7  +30/349
04/19 01:20   15 44.22  -24 39.7   8.918   9.790  148.6    3.1    3.4/293.0   0.0/291  170  3  18.7  +30/351
04/20 01:10   15 43.99  -24 38.4   8.911   9.791  149.6    3.0    3.5/293.0   0.0/291  160  4  18.7  +30/349
04/21 01:10   15 43.75  -24 37.0   8.904   9.792  150.7    2.9    3.6/293.0   0.0/291  147  5  18.7  +30/350
04/22 01:10   15 43.51  -24 35.6   8.897   9.793  151.7    2.8    3.6/293.0   0.0/292  133  6  18.7  +30/351
04/23 01:10   15 43.27  -24 34.2   8.891   9.795  152.7    2.7    3.7/293.0   0.0/292  119  7  18.7  +30/352
inserted by FC2 system