71P/Clark 
   From 848 observations 2005 Dec. 22-2017 Jan. 9.(9) Kinoshita
   Epoch = 2017 Mar. 28.0 TT = JDT 2457840.5 
       T = 2017 June 30.19945 TT            peri.= 208.91398 
       e = 0.4944366                        node =  59.44499 (2000.0) 
       q = 1.5862741 AU                     incl.=   9.44520 
   a = 3.1376363 AU          n = 0.17733733         P = 5.56 years 
  m1 = 8.0 + 5log(delta) + 20.0log(r) 
  A. Node = E:11/21.9 JST  O:2019/03/19.6 JST  4.179 AU 
  D. Node = E:05/20.9 JST  O:2017/05/12.2 JST  1.655 AU 

2017   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
02/26 03:10   15 32.49  -11 35.6   1.475   1.957  103.3   29.5   23.8/106.3   1.8/282   93 29  14.7  +36/324
02/27 03:10   15 34.04  -11 42.3   1.461   1.952  103.9   29.5   23.6/106.4   1.8/282  106  0  14.6  +36/324
02/28 03:10   15 35.59  -11 48.9   1.446   1.947  104.5   29.5   23.5/106.4   1.8/282  119  1  14.6  +36/325
03/01 03:00   15 37.12  -11 55.5   1.432   1.942  105.1   29.5   23.4/106.4   1.9/282  133  2  14.5  +35/323
03/02 03:00   15 38.64  -12 02.1   1.417   1.937  105.7   29.5   23.2/106.5   1.9/281  147  3  14.5  +35/324
03/03 03:00   15 40.16  -12 08.7   1.403   1.932  106.4   29.5   23.1/106.6   1.9/281  161  4  14.5  +35/324
03/04 03:00   15 41.67  -12 15.2   1.389   1.927  107.0   29.5   23.0/106.6   1.9/281  174  6  14.4  +36/325
03/05 03:00   15 43.18  -12 21.8   1.374   1.923  107.6   29.5   22.8/106.7   1.9/281  171  7  14.4  +36/326
03/06 02:50   15 44.66  -12 28.3   1.361   1.918  108.2   29.4   22.7/106.8   1.9/281  158  8  14.3  +35/324
03/07 02:50   15 46.14  -12 34.8   1.347   1.913  108.8   29.4   22.5/106.9   2.0/280  144  9  14.3  +35/325
03/08 02:50   15 47.61  -12 41.3   1.333   1.908  109.4   29.4   22.4/107.0   2.0/280  131 10  14.2  +35/325
03/09 02:50   15 49.07  -12 47.9   1.319   1.903  110.0   29.3   22.2/107.1   2.0/280  117 11  14.2  +35/326
03/10 02:50   15 50.53  -12 54.4   1.305   1.898  110.7   29.3   22.0/107.2   2.0/280  104 12  14.1  +36/327
03/11 02:50   15 51.97  -13 00.9   1.291   1.894  111.3   29.3   21.9/107.4   2.0/280   91 13  14.1  +36/327
03/12 02:40   15 53.39  -13 07.4   1.278   1.889  111.9   29.2   21.7/107.5   2.0/279   78 14  14.1  +35/326
03/13 02:40   15 54.80  -13 13.9   1.264   1.884  112.6   29.1   21.5/107.7   2.1/279   66 15  14.0  +35/326
03/14 02:40   15 56.21  -13 20.4   1.251   1.880  113.2   29.1   21.4/107.9   2.1/279   53 16  14.0  +35/327
03/15 02:40   15 57.60  -13 27.0   1.238   1.875  113.8   29.0   21.2/108.1   2.1/279   41 17  13.9  +35/328
03/16 02:40   15 58.99  -13 33.6   1.225   1.870  114.5   29.0   21.0/108.3   2.1/279   29 18  13.9  +36/328
03/17 02:40   16 00.35  -13 40.1   1.212   1.866  115.1   28.9   20.8/108.5   2.1/278   17 19  13.8  +36/329
03/18 02:30   16 01.70  -13 46.7   1.199   1.861  115.7   28.8   20.6/108.8   2.1/278    6 19  13.8  +35/327
03/19 02:30   16 03.04  -13 53.3   1.186   1.856  116.4   28.7   20.4/109.0   2.2/278    6 20  13.7  +35/328
03/20 02:30   16 04.37  -13 60.0   1.173   1.852  117.0   28.6   20.2/109.3   2.2/278   17 21  13.7  +35/329
03/21 02:30   16 05.68  -14 06.6   1.160   1.847  117.7   28.5   20.0/109.6   2.2/278   29 22  13.7  +35/330
03/22 02:30   16 06.97  -14 13.3   1.148   1.843  118.4   28.4   19.8/110.0   2.2/277   40 23  13.6  +36/330
03/23 02:20   16 08.24  -14 20.0   1.135   1.838  119.0   28.3   19.6/110.3   2.2/277   52 24  13.6  +35/328
03/24 02:20   16 09.51  -14 26.8   1.123   1.834  119.7   28.2   19.3/110.7   2.2/277   65 25  13.5  +35/329
03/25 02:20   16 10.75  -14 33.7   1.111   1.829  120.4   28.1   19.1/111.1   2.2/277   77 26  13.5  +35/330
03/26 02:20   16 11.98  -14 40.5   1.098   1.825  121.0   27.9   18.9/111.5   2.3/277   90 27  13.4  +35/331
inserted by FC2 system