117P/Helin-Roman-Alu 
   From 4104 observations 1988 Aug. 10-2017 Mar. 17. Kinoshita
   Epoch = 2018 Jan. 22.0 TT = JDT 2458140.5 
       T = 2014 Mar. 27.44072 TT            peri.= 222.49408 
       e = 0.2548380                        node =  58.87642 (2000.0) 
       q = 3.0491342 AU                     incl.=   8.70163 
   a = 4.0919081 AU          n = 0.11907354         P = 8.28 years 
  m1 = 6.0 + 5log(delta) + 12.5log(r) 
  A. Node = E:11/21.6 JST  O:2016/11/15.2 JST  4.711 AU 
  D. Node = E:05/20.6 JST  O:2013/08/27.1 JST  3.221 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 23:20   05 47.64  +29 12.8   4.207   5.113  154.6    4.7    7.6/269.6   0.1/101  154 25  18.0  +76/ 70
01/13 23:20   05 47.06  +29 12.8   4.214   5.113  153.5    4.9    7.5/269.3   0.1/100  164 26  18.0  +75/ 72
01/14 23:20   05 46.49  +29 12.7   4.221   5.113  152.3    5.1    7.3/269.1   0.1/100  170 27  18.0  +74/ 74
01/15 23:20   05 45.94  +29 12.6   4.229   5.114  151.2    5.3    7.2/268.9   0.1/ 99  165 28  18.0  +73/ 75
01/16 23:20   05 45.39  +29 12.4   4.237   5.114  150.1    5.5    7.0/268.6   0.1/ 99  155 29  18.0  +72/ 77
01/17 23:20   05 44.85  +29 12.2   4.246   5.114  149.0    5.7    6.9/268.4   0.1/ 98  143  0  18.0  +71/ 78
01/18 23:10   05 44.33  +29 12.0   4.254   5.115  147.9    5.9    6.7/268.1   0.1/ 98  132  1  18.0  +72/ 76
01/19 23:10   05 43.82  +29 11.8   4.263   5.115  146.8    6.0    6.6/267.9   0.1/ 97  120  2  18.0  +72/ 77
01/20 23:10   05 43.32  +29 11.6   4.272   5.115  145.7    6.2    6.4/267.6   0.1/ 97  108  3  18.0  +71/ 79
01/21 23:10   05 42.83  +29 11.3   4.282   5.116  144.6    6.4    6.2/267.4   0.1/ 97   95  4  18.0  +70/ 80
01/22 23:10   05 42.36  +29 11.0   4.291   5.116  143.5    6.6    6.0/267.1   0.1/ 96   83  5  18.0  +69/ 81
01/23 23:10   05 41.89  +29 10.7   4.301   5.116  142.4    6.7    5.9/266.8   0.2/ 96   70  6  18.0  +68/ 82
01/24 23:00   05 41.45  +29 10.4   4.311   5.117  141.3    6.9    5.7/266.5   0.2/ 95   57  7  18.0  +69/ 80
01/25 23:00   05 41.02  +29 10.0   4.322   5.117  140.2    7.1    5.5/266.3   0.2/ 95   43  8  18.0  +68/ 81
01/26 23:00   05 40.59  +29 09.7   4.332   5.117  139.1    7.2    5.3/265.9   0.2/ 95   30  9  18.0  +67/ 82
01/27 23:00   05 40.19  +29 09.3   4.343   5.118  138.0    7.4    5.1/265.6   0.2/ 94   17 10  18.1  +66/ 83
01/28 23:00   05 39.80  +29 08.9   4.354   5.118  136.9    7.6    5.0/265.3   0.2/ 94   10 11  18.1  +66/ 84
01/29 22:50   05 39.42  +29 08.5   4.365   5.118  135.8    7.7    4.8/265.0   0.2/ 94   18 12  18.1  +67/ 83
01/30 22:50   05 39.06  +29 08.1   4.377   5.118  134.7    7.9    4.6/264.6   0.2/ 94   32 14  18.1  +66/ 84
01/31 22:50   05 38.71  +29 07.6   4.389   5.119  133.7    8.0    4.4/264.2   0.2/ 93   47 15  18.1  +65/ 85
02/01 22:50   05 38.38  +29 07.2   4.401   5.119  132.6    8.1    4.2/263.8   0.2/ 93   62 16  18.1  +64/ 85
02/02 22:50   05 38.06  +29 06.7   4.413   5.119  131.5    8.3    4.0/263.4   0.2/ 93   76 17  18.1  +63/ 86
02/03 22:50   05 37.76  +29 06.3   4.425   5.120  130.4    8.4    3.8/262.9   0.2/ 93   90 18  18.1  +62/ 87
02/04 22:40   05 37.47  +29 05.8   4.437   5.120  129.4    8.6    3.6/262.4   0.2/ 92  104 19  18.1  +64/ 86
02/05 22:40   05 37.20  +29 05.3   4.450   5.120  128.3    8.7    3.4/261.8   0.2/ 92  117 20  18.1  +63/ 86
02/06 22:40   05 36.94  +29 04.8   4.463   5.121  127.3    8.8    3.2/261.2   0.2/ 92  129 21  18.1  +62/ 87
02/07 22:40   05 36.70  +29 04.4   4.476   5.121  126.2    8.9    3.0/260.5   0.2/ 92  141 22  18.1  +61/ 88
02/08 22:40   05 36.47  +29 03.9   4.489   5.121  125.1    9.1    2.8/259.7   0.2/ 92  153 23  18.1  +60/ 88
02/09 22:40   05 36.26  +29 03.4   4.503   5.121  124.1    9.2    2.6/258.8   0.2/ 92  163 24  18.1  +59/ 89
02/10 22:30   05 36.07  +29 02.9   4.516   5.122  123.0    9.3    2.4/257.8   0.2/ 91  170 25  18.1  +60/ 88
02/11 22:30   05 35.89  +29 02.3   4.530   5.122  122.0    9.4    2.2/256.6   0.2/ 91  166 26  18.1  +60/ 89
02/12 22:30   05 35.73  +29 01.8   4.544   5.122  121.0    9.5    2.0/255.2   0.2/ 91  156 26  18.2  +59/ 89
inserted by FC2 system