C/2015 ER61 (PANSTARRS) 
   From 602 observations 2015 Jan. 21-2017 Jan. 6. Kinoshita 
   Epoch = 2017 Mar. 28.0 TT = JDT 2457840.5 
       T = 2017 May 9.94504 TT              peri.=  68.19661 
       e = 0.9972974                        node = 235.21732 (2000.0) 
       q = 1.0421347 AU                     incl.=   6.34907 
   a = 385.6115073 AU        n = 0.00013016         P = 7572.25 years 
  m1 = 5.0 + 5log(delta) + 12.5log(r) 
  A. Node = E:05/16.5 JST  O:2017/03/03.1 JST  1.519 AU 
  D. Node = E:11/17.7 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
02/26 04:40   17 52.54  -23 44.2   1.630   1.573   68.9   36.0   54.8/ 86.9   2.0/271   59 29   8.5  +19/320
02/27 04:40   17 56.52  -23 41.0   1.614   1.562   69.0   36.3   55.4/ 86.5   2.0/270   72  0   8.5  +19/320
02/28 04:30   18 00.52  -23 37.5   1.599   1.551   69.0   36.6   56.1/ 86.1   2.0/270   84  1   8.4  +18/318
03/01 04:30   18 04.59  -23 33.4   1.583   1.540   69.1   37.0   56.7/ 85.6   2.1/269   98  2   8.3  +18/318
03/02 04:30   18 08.70  -23 28.9   1.568   1.528   69.2   37.3   57.4/ 85.2   2.1/269  111  3   8.3  +18/317
03/03 04:30   18 12.85  -23 23.8   1.553   1.517   69.2   37.6   58.0/ 84.7   2.1/269  124  4   8.2  +18/317
03/04 04:30   18 17.04  -23 18.3   1.538   1.506   69.3   38.0   58.7/ 84.3   2.2/268  137  6   8.2  +18/317
03/05 04:30   18 21.28  -23 12.2   1.524   1.495   69.3   38.3   59.3/ 83.8   2.2/268  150  7   8.1  +18/317
03/06 04:30   18 25.55  -23 05.6   1.509   1.484   69.3   38.7   60.0/ 83.4   2.3/268  163  8   8.0  +18/317
03/07 04:30   18 29.87  -22 58.5   1.495   1.474   69.3   39.0   60.7/ 82.9   2.3/267  175  9   8.0  +18/317
03/08 04:30   18 34.23  -22 50.8   1.481   1.463   69.3   39.4   61.4/ 82.5   2.3/267  170 10   7.9  +18/317
03/09 04:30   18 38.63  -22 42.5   1.468   1.452   69.3   39.8   62.1/ 82.0   2.4/266  157 11   7.9  +18/316
03/10 04:30   18 43.06  -22 33.7   1.454   1.441   69.3   40.1   62.8/ 81.6   2.4/266  145 12   7.8  +18/316
03/11 04:30   18 47.54  -22 24.2   1.441   1.431   69.2   40.5   63.5/ 81.1   2.4/266  132 13   7.7  +18/316
03/12 04:30   18 52.06  -22 14.2   1.428   1.420   69.2   40.8   64.2/ 80.6   2.5/265  120 14   7.7  +18/316
03/13 04:30   18 56.61  -22 03.5   1.416   1.410   69.1   41.2   64.8/ 80.2   2.5/265  108 15   7.6  +18/316
03/14 04:20   19 01.17  -21 52.3   1.404   1.399   69.0   41.5   65.5/ 79.7   2.6/264   97 16   7.6  +17/314
03/15 04:20   19 05.79  -21 40.3   1.392   1.389   68.9   41.9   66.2/ 79.3   2.6/264   85 17   7.5  +17/313
03/16 04:20   19 10.45  -21 27.7   1.380   1.379   68.8   42.3   66.9/ 78.8   2.6/263   74 18   7.4  +17/313
03/17 04:20   19 15.15  -21 14.5   1.369   1.369   68.7   42.6   67.6/ 78.3   2.7/263   63 19   7.4  +17/313
03/18 04:20   19 19.88  -21 00.6   1.358   1.359   68.6   43.0   68.3/ 77.9   2.7/263   52 20   7.3  +17/312
03/19 04:20   19 24.64  -20 46.0   1.347   1.349   68.4   43.3   68.9/ 77.4   2.8/262   42 20   7.3  +17/312
03/20 04:20   19 29.42  -20 30.8   1.336   1.339   68.3   43.7   69.6/ 77.0   2.8/262   31 21   7.2  +17/312
03/21 04:20   19 34.24  -20 14.9   1.326   1.329   68.1   44.1   70.2/ 76.5   2.8/261   20 22   7.2  +17/311
03/22 04:20   19 39.08  -19 58.3   1.316   1.319   67.9   44.4   70.8/ 76.1   2.9/261   10 23   7.1  +17/311
03/23 04:20   19 43.95  -19 41.0   1.307   1.309   67.8   44.8   71.5/ 75.7   2.9/261    2 24   7.0  +17/311
03/24 04:20   19 48.85  -19 23.1   1.297   1.300   67.6   45.1   72.1/ 75.2   3.0/260   13 25   7.0  +18/310
03/25 04:20   19 53.76  -19 04.4   1.289   1.290   67.4   45.5   72.6/ 74.8   3.0/260   25 26   6.9  +18/310
03/26 04:20   19 58.70  -18 45.1   1.280   1.281   67.1   45.8   73.2/ 74.4   3.0/259   37 27   6.9  +18/309
inserted by FC2 system