C/2015 ER61 (PANSTARRS) 
   From 1026 observations 2015 Jan. 21-2017 May 1. Kinoshita 
   Epoch = 2017 July 6.0 TT = JDT 2457940.5 
       T = 2017 May 9.94459 TT              peri.=  68.19478 
       e = 0.9973321                        node = 235.22036 (2000.0) 
       q = 1.0421371 AU                     incl.=   6.34881 
   a = 390.6190997 AU        n = 0.00012767         P = 7720.23 years 
  m1 = 6.0 + 5log(delta) + 12.5log(r) 
  A. Node = E:05/16.5 JST  O:2017/03/03.1 JST  1.519 AU 
  D. Node = E:11/18.0 JST  O:2017/12/18.8 JST  3.306 AU 

2017   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
06/06 03:20   01 14.96  +13 20.4   1.408   1.134   52.9   45.5   50.9/ 68.8   2.8/252  165 11   7.4  +21/268
06/07 03:20   01 18.21  +13 38.7   1.415   1.141   53.0   45.2   50.3/ 69.0   2.7/252  155 12   7.5  +21/268
06/08 03:20   01 21.44  +13 56.7   1.421   1.148   53.1   45.0   49.6/ 69.1   2.7/252  145 13   7.5  +21/267
06/09 03:10   01 24.61  +14 14.2   1.428   1.155   53.2   44.7   49.0/ 69.3   2.7/252  134 14   7.6  +19/266
06/10 03:10   01 27.76  +14 31.4   1.435   1.162   53.3   44.5   48.4/ 69.5   2.7/252  124 15   7.6  +20/266
06/11 03:10   01 30.89  +14 48.2   1.441   1.169   53.5   44.3   47.7/ 69.7   2.6/252  113 16   7.6  +20/266
06/12 03:10   01 33.98  +15 04.7   1.448   1.177   53.6   44.0   47.1/ 69.9   2.6/252  102 17   7.7  +20/265
06/13 03:10   01 37.04  +15 20.8   1.455   1.184   53.8   43.8   46.5/ 70.1   2.6/252   91 18   7.7  +21/265
06/14 03:10   01 40.06  +15 36.6   1.461   1.192   54.0   43.6   45.9/ 70.3   2.6/252   79 19   7.8  +21/265
06/15 03:10   01 43.06  +15 52.0   1.467   1.200   54.2   43.3   45.3/ 70.5   2.6/252   68 19   7.8  +21/265
06/16 03:10   01 46.02  +16 07.1   1.474   1.208   54.4   43.1   44.7/ 70.7   2.5/253   56 20   7.9  +22/265
06/17 03:10   01 48.95  +16 21.8   1.480   1.216   54.6   42.9   44.1/ 70.9   2.5/253   45 21   7.9  +22/265
06/18 03:10   01 51.84  +16 36.1   1.486   1.225   54.8   42.7   43.5/ 71.1   2.5/253   33 22   8.0  +22/265
06/19 03:10   01 54.70  +16 50.2   1.493   1.233   55.0   42.4   42.9/ 71.3   2.5/253   21 23   8.0  +23/265
06/20 03:10   01 57.54  +17 03.9   1.499   1.242   55.2   42.2   42.3/ 71.4   2.4/253   11 24   8.1  +23/265
06/21 03:00   02 00.31  +17 17.2   1.505   1.251   55.5   42.0   41.7/ 71.6   2.4/253   13 26   8.1  +21/263
06/22 03:00   02 03.08  +17 30.2   1.511   1.260   55.7   41.8   41.1/ 71.8   2.4/253   24 27   8.1  +22/263
06/23 03:00   02 05.82  +17 43.0   1.517   1.269   56.0   41.6   40.5/ 72.0   2.4/253   38 28   8.2  +22/263
06/24 03:00   02 08.52  +17 55.4   1.522   1.278   56.3   41.4   40.0/ 72.2   2.4/253   52 29   8.2  +22/263
06/25 03:00   02 11.19  +18 07.5   1.528   1.287   56.6   41.2   39.4/ 72.4   2.4/253   66  1   8.3  +23/263
06/26 03:00   02 13.82  +18 19.3   1.534   1.297   56.9   41.0   38.8/ 72.6   2.3/254   80  2   8.3  +23/263
06/27 03:00   02 16.43  +18 30.9   1.539   1.306   57.2   40.8   38.3/ 72.8   2.3/254   94  3   8.4  +24/263
06/28 03:00   02 19.00  +18 42.1   1.545   1.316   57.5   40.7   37.7/ 73.0   2.3/254  107  4   8.4  +24/263
06/29 03:00   02 21.54  +18 53.0   1.550   1.325   57.8   40.5   37.2/ 73.2   2.3/254  120  5   8.5  +24/263
06/30 03:00   02 24.05  +19 03.7   1.555   1.335   58.1   40.3   36.6/ 73.4   2.3/254  133  6   8.5  +25/263
07/01 03:00   02 26.53  +19 14.1   1.561   1.345   58.5   40.1   36.1/ 73.6   2.3/254  144  7   8.6  +25/263
07/02 03:00   02 28.98  +19 24.1   1.566   1.355   58.8   39.9   35.5/ 73.8   2.2/254  156  8   8.6  +25/263
07/03 02:50   02 31.37  +19 33.9   1.570   1.365   59.2   39.8   35.0/ 74.0   2.2/254  165  9   8.7  +24/262
07/04 02:50   02 33.76  +19 43.5   1.575   1.375   59.5   39.6   34.5/ 74.2   2.2/254  171 10   8.7  +24/262
07/05 02:50   02 36.11  +19 52.8   1.580   1.385   59.9   39.4   33.9/ 74.4   2.2/254  165 11   8.8  +25/262
07/06 02:50   02 38.42  +20 01.8   1.585   1.396   60.3   39.2   33.4/ 74.6   2.2/255  155 12   8.8  +25/262
inserted by FC2 system