71P/Clark 
   From 791 observations 2006 June 2-2017 Nov. 24.(9) Kinoshita
   Epoch = 2018 Jan. 22.0 TT = JDT 2458140.5 
       T = 2017 June 30.21762 TT            peri.= 208.91979 
       e = 0.4944662                        node =  59.44614 (2000.0) 
       q = 1.5861786 AU                     incl.=   9.44528 
   a = 3.1376313 AU          n = 0.17733776         P = 5.56 years 
  m1 = 8.0 + 5log(delta) + 20.0log(r) 
  A. Node = E:11/22.2 JST  O:2019/03/19.5 JST  4.179 AU 
  D. Node = E:05/21.1 JST  O:2017/05/12.3 JST  1.654 AU 

2018   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
01/12 18:50   22 53.14  -14 26.3   2.889   2.341   47.5   18.1   29.0/ 63.3   0.6/ 74   98 25  17.7  +21/ 54
01/13 18:50   22 54.92  -14 13.2   2.904   2.346   47.0   17.9   28.9/ 63.3   0.6/ 74   87 26  17.7  +20/ 54
01/14 18:50   22 56.70  -14 00.2   2.918   2.352   46.5   17.7   28.9/ 63.3   0.6/ 74   76 27  17.8  +20/ 55
01/15 18:50   22 58.47  -13 47.2   2.933   2.357   46.0   17.5   28.8/ 63.2   0.6/ 74   64 28  17.8  +20/ 56
01/16 18:50   23 00.23  -13 34.2   2.947   2.363   45.4   17.3   28.8/ 63.2   0.6/ 74   53 29  17.8  +20/ 56
01/17 18:50   23 02.00  -13 21.2   2.961   2.368   44.9   17.0   28.7/ 63.2   0.5/ 74   42  0  17.8  +20/ 57
01/18 18:50   23 03.75  -13 08.2   2.976   2.374   44.4   16.8   28.7/ 63.2   0.5/ 74   30  1  17.9  +19/ 57
01/19 18:50   23 05.50  -12 55.2   2.990   2.380   43.8   16.6   28.7/ 63.2   0.5/ 74   19  2  17.9  +19/ 58
01/20 18:50   23 07.25  -12 42.3   3.004   2.385   43.3   16.4   28.6/ 63.2   0.5/ 74    8  3  17.9  +19/ 58
01/21 18:50   23 08.99  -12 29.3   3.018   2.391   42.7   16.2   28.6/ 63.2   0.5/ 74    7  4  18.0  +19/ 59
01/22 18:50   23 10.73  -12 16.4   3.032   2.396   42.2   16.0   28.5/ 63.1   0.5/ 74   18  5  18.0  +18/ 60
01/23 18:50   23 12.47  -12 03.5   3.046   2.402   41.7   15.8   28.4/ 63.1   0.5/ 74   30  6  18.0  +18/ 60
01/24 18:50   23 14.19  -11 50.6   3.060   2.407   41.1   15.6   28.4/ 63.1   0.5/ 74   43  7  18.1  +18/ 61
01/25 18:50   23 15.92  -11 37.8   3.074   2.413   40.6   15.4   28.3/ 63.1   0.5/ 74   56  8  18.1  +18/ 61
01/26 18:50   23 17.64  -11 24.9   3.087   2.418   40.1   15.2   28.3/ 63.1   0.5/ 74   69  9  18.1  +17/ 62
01/27 18:50   23 19.35  -11 12.1   3.101   2.424   39.5   15.0   28.2/ 63.1   0.5/ 74   83 10  18.1  +17/ 62
01/28 18:50   23 21.06  -10 59.3   3.114   2.429   39.0   14.8   28.2/ 63.1   0.5/ 75   97 11  18.2  +17/ 63
01/29 18:40   23 22.76  -10 46.7   3.128   2.435   38.4   14.6   28.1/ 63.1   0.4/ 75  111 12  18.2  +18/ 62
01/30 18:40   23 24.46  -10 33.9   3.141   2.440   37.9   14.4   28.1/ 63.1   0.4/ 75  126 13  18.2  +18/ 62
01/31 18:40   23 26.16  -10 21.2   3.155   2.446   37.4   14.2   28.0/ 63.1   0.4/ 75  141 15  18.3  +18/ 63
02/01 18:40   23 27.85  -10 08.5   3.168   2.451   36.8   13.9   28.0/ 63.1   0.4/ 75  155 16  18.3  +18/ 63
02/02 18:40   23 29.54  -09 55.8   3.181   2.457   36.3   13.7   27.9/ 63.1   0.4/ 75  169 17  18.3  +17/ 64
02/03 18:40   23 31.22  -09 43.2   3.194   2.462   35.7   13.5   27.9/ 63.1   0.4/ 75  175 18  18.3  +17/ 64
02/04 18:40   23 32.90  -09 30.6   3.207   2.468   35.2   13.3   27.8/ 63.1   0.4/ 75  163 19  18.4  +17/ 65
02/05 18:40   23 34.58  -09 18.0   3.220   2.473   34.7   13.1   27.8/ 63.1   0.4/ 75  150 20  18.4  +17/ 66
02/06 18:40   23 36.25  -09 05.4   3.233   2.479   34.1   12.9   27.7/ 63.1   0.4/ 75  138 21  18.4  +16/ 66
02/07 18:40   23 37.92  -08 52.9   3.246   2.484   33.6   12.7   27.7/ 63.1   0.4/ 76  126 22  18.5  +16/ 67
02/08 18:40   23 39.58  -08 40.4   3.258   2.490   33.0   12.5   27.6/ 63.2   0.4/ 76  114 23  18.5  +16/ 67
02/09 18:40   23 41.24  -08 27.9   3.271   2.495   32.5   12.3   27.6/ 63.2   0.4/ 76  103 24  18.5  +15/ 68
02/10 18:40   23 42.90  -08 15.4   3.283   2.501   31.9   12.0   27.5/ 63.2   0.4/ 76   91 25  18.5  +15/ 68
02/11 18:40   23 44.55  -08 03.0   3.296   2.506   31.4   11.8   27.5/ 63.2   0.3/ 76   80 25  18.6  +15/ 69
02/12 18:40   23 46.20  -07 50.6   3.308   2.512   30.8   11.6   27.4/ 63.2   0.3/ 76   69 26  18.6  +14/ 69
inserted by FC2 system