117P/Helin-Roman-Alu 
   From 3828 observations 1988 Aug. 10-2016 Feb. 10. Kinoshita
   Epoch = 2017 Mar. 28.0 TT = JDT 2457840.5 
       T = 2014 Mar. 26.79433 TT            peri.= 222.50561 
       e = 0.2544242                        node =  58.87443 (2000.0) 
       q = 3.0517606 AU                     incl.=   8.70086 
   a = 4.0931592 AU          n = 0.11901895         P = 8.28 years 
  m1 = 5.0 + 5log(delta) + 15.0log(r) 
  A. Node = E:11/21.4 JST  O:2016/11/15.2 JST  4.712 AU 
  D. Node = E:05/20.3 JST  O:2013/08/26.1 JST  3.224 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 21:00   03 33.37  +20 30.2   4.961   4.855   78.1   11.5    7.2/ 72.5   0.2/ 76   80 29  18.8  +37/ 90
02/27 21:00   03 33.86  +20 32.4   4.978   4.856   77.3   11.5    7.4/ 72.6   0.2/ 76   66  1  18.8  +36/ 91
02/28 20:50   03 34.36  +20 34.6   4.994   4.857   76.4   11.4    7.5/ 72.8   0.2/ 76   52  2  18.8  +38/ 90
03/01 20:50   03 34.87  +20 36.8   5.011   4.859   75.5   11.4    7.7/ 72.9   0.2/ 76   38  3  18.8  +37/ 91
03/02 20:50   03 35.39  +20 39.1   5.028   4.860   74.6   11.3    7.8/ 73.0   0.2/ 76   25  4  18.8  +36/ 91
03/03 20:50   03 35.93  +20 41.3   5.044   4.861   73.8   11.3    8.0/ 73.1   0.2/ 76   12  5  18.8  +36/ 92
03/04 20:50   03 36.47  +20 43.6   5.061   4.862   72.9   11.2    8.1/ 73.3   0.2/ 76    8  6  18.8  +35/ 92
03/05 20:50   03 37.02  +20 46.0   5.077   4.864   72.0   11.2    8.2/ 73.4   0.2/ 76   20  7  18.8  +34/ 93
03/06 20:50   03 37.59  +20 48.3   5.094   4.865   71.2   11.1    8.4/ 73.5   0.2/ 76   33  8  18.8  +34/ 93
03/07 20:50   03 38.16  +20 50.7   5.110   4.866   70.3   11.1    8.5/ 73.6   0.2/ 76   47 10  18.8  +33/ 94
03/08 20:40   03 38.74  +20 53.1   5.126   4.867   69.4   11.0    8.6/ 73.7   0.2/ 76   60 11  18.9  +34/ 93
03/09 20:40   03 39.33  +20 55.5   5.142   4.868   68.6   10.9    8.8/ 73.8   0.2/ 76   73 12  18.9  +34/ 93
03/10 20:40   03 39.94  +20 58.0   5.158   4.870   67.7   10.9    8.9/ 73.9   0.2/ 76   87 13  18.9  +33/ 94
03/11 20:40   03 40.55  +21 00.4   5.174   4.871   66.9   10.8    9.0/ 74.0   0.2/ 76  100 14  18.9  +32/ 94
03/12 20:40   03 41.17  +21 02.9   5.190   4.872   66.0   10.7    9.2/ 74.1   0.2/ 76  113 15  18.9  +32/ 95
03/13 20:40   03 41.80  +21 05.4   5.206   4.873   65.2   10.7    9.3/ 74.2   0.2/ 76  125 16  18.9  +31/ 95
03/14 20:40   03 42.43  +21 07.9   5.222   4.874   64.4   10.6    9.4/ 74.3   0.2/ 76  137 17  18.9  +30/ 96
03/15 20:40   03 43.08  +21 10.5   5.237   4.876   63.5   10.5    9.5/ 74.4   0.2/ 76  149 17  18.9  +30/ 96
03/16 20:40   03 43.74  +21 13.0   5.253   4.877   62.7   10.4    9.6/ 74.5   0.2/ 76  161 18  18.9  +29/ 97
03/17 20:30   03 44.40  +21 15.6   5.268   4.878   61.9   10.4    9.7/ 74.6   0.2/ 76  171 19  18.9  +30/ 96
03/18 20:30   03 45.07  +21 18.2   5.283   4.879   61.0   10.3    9.9/ 74.7   0.2/ 76  171 20  18.9  +30/ 96
03/19 20:30   03 45.75  +21 20.8   5.298   4.880   60.2   10.2   10.0/ 74.8   0.2/ 76  162 21  18.9  +29/ 97
03/20 20:30   03 46.44  +21 23.4   5.313   4.882   59.4   10.1   10.1/ 74.9   0.2/ 76  151 22  19.0  +29/ 97
03/21 20:30   03 47.13  +21 26.0   5.328   4.883   58.5   10.0   10.2/ 74.9   0.2/ 77  139 23  19.0  +28/ 98
03/22 20:30   03 47.84  +21 28.6   5.343   4.884   57.7    9.9   10.3/ 75.0   0.2/ 77  127 24  19.0  +27/ 98
03/23 20:30   03 48.55  +21 31.3   5.358   4.885   56.9    9.8   10.4/ 75.1   0.2/ 77  115 25  19.0  +27/ 99
03/24 20:30   03 49.27  +21 34.0   5.372   4.886   56.1    9.7   10.5/ 75.2   0.2/ 77  102 26  19.0  +26/ 99
03/25 20:30   03 50.00  +21 36.6   5.387   4.888   55.3    9.7   10.6/ 75.3   0.2/ 77   89 27  19.0  +25/100
03/26 20:20   03 50.73  +21 39.3   5.401   4.889   54.5    9.6   10.7/ 75.4   0.2/ 77   76 28  19.0  +27/ 99
inserted by FC2 system