31P/Schwassmann-Wachmann 
   From 850 observations 1993 Oct. 11-2017 Nov. 16.(14) Kinoshita
   Epoch = 2018 Sept. 19.0 TT = JDT 2458380.5 
       T = 2019 July 6.15873 TT             peri.=  18.35975 
       e = 0.1932558                        node = 114.11299 (2000.0) 
       q = 3.4253099 AU                     incl.=   4.54662 
   a = 4.2458440 AU          n = 0.11265696         P = 8.75 years 
  m1 = 5.0 + 5log(delta) + 20.0log(r) 
  A. Node = E:01/15.2 JST  O:2019/03/19.8 JST  3.454 AU 
  D. Node = E:07/17.3 JST  O:2023/03/30.7 JST  5.005 AU 

2018   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
09/09 03:10   06 35.86  +21 01.1   3.893   3.628   67.4   14.9   14.0/ 93.0   0.4/273   54 28  19.1  +33/266
09/10 03:00   06 36.85  +21 00.4   3.879   3.627   68.2   14.9   13.8/ 93.1   0.4/273   69  0  19.1  +32/265
09/11 03:00   06 37.84  +20 59.6   3.864   3.625   68.9   15.0   13.7/ 93.2   0.4/273   83  1  19.1  +32/266
09/12 03:00   06 38.81  +20 58.8   3.849   3.624   69.7   15.1   13.6/ 93.3   0.4/273   97  2  19.1  +33/266
09/13 03:00   06 39.78  +20 58.0   3.834   3.623   70.4   15.2   13.4/ 93.4   0.4/273  111  3  19.1  +34/267
09/14 03:00   06 40.74  +20 57.2   3.819   3.622   71.1   15.2   13.3/ 93.5   0.4/273  124  4  19.1  +34/267
09/15 03:00   06 41.68  +20 56.4   3.804   3.620   71.9   15.3   13.1/ 93.5   0.4/273  137  5  19.1  +35/267
09/16 03:00   06 42.62  +20 55.6   3.789   3.619   72.7   15.4   13.0/ 93.6   0.4/274  149  6  19.1  +35/268
09/17 03:00   06 43.55  +20 54.8   3.774   3.618   73.4   15.4   12.8/ 93.7   0.4/274  161  7  19.1  +36/268
09/18 03:00   06 44.46  +20 53.9   3.759   3.617   74.2   15.5   12.7/ 93.8   0.4/274  173  8  19.0  +37/269
09/19 02:50   06 45.36  +20 53.1   3.744   3.616   74.9   15.6   12.5/ 93.9   0.4/274  175  9  19.0  +35/268
09/20 02:50   06 46.25  +20 52.2   3.729   3.614   75.7   15.6   12.4/ 94.0   0.4/274  164 10  19.0  +36/268
09/21 02:50   06 47.13  +20 51.4   3.714   3.613   76.5   15.7   12.2/ 94.0   0.4/274  152 11  19.0  +36/269
09/22 02:50   06 48.00  +20 50.5   3.698   3.612   77.2   15.7   12.1/ 94.1   0.4/274  140 12  19.0  +37/269
09/23 02:50   06 48.86  +20 49.6   3.683   3.611   78.0   15.8   11.9/ 94.2   0.4/274  128 13  19.0  +38/270
09/24 02:40   06 49.70  +20 48.8   3.668   3.610   78.8   15.8   11.8/ 94.2   0.4/274  117 13  19.0  +36/269
09/25 02:40   06 50.54  +20 47.9   3.652   3.608   79.6   15.9   11.6/ 94.3   0.4/275  104 14  19.0  +37/269
09/26 02:40   06 51.36  +20 47.0   3.637   3.607   80.4   15.9   11.4/ 94.4   0.4/275   92 15  18.9  +37/269
09/27 02:40   06 52.18  +20 46.1   3.622   3.606   81.1   15.9   11.2/ 94.4   0.4/275   79 16  18.9  +38/270
09/28 02:40   06 52.97  +20 45.3   3.606   3.605   81.9   16.0   11.1/ 94.5   0.4/275   67 17  18.9  +39/270
09/29 02:40   06 53.76  +20 44.4   3.591   3.604   82.7   16.0   10.9/ 94.6   0.4/275   54 18  18.9  +39/271
09/30 02:40   06 54.53  +20 43.5   3.575   3.602   83.5   16.0   10.7/ 94.6   0.4/275   40 19  18.9  +40/271
10/01 02:40   06 55.30  +20 42.6   3.559   3.601   84.3   16.1   10.5/ 94.7   0.4/275   27 20  18.9  +41/272
10/02 02:40   06 56.04  +20 41.8   3.544   3.600   85.1   16.1   10.3/ 94.7   0.4/275   13 21  18.9  +41/272
10/03 02:30   06 56.77  +20 40.9   3.528   3.599   85.9   16.1   10.2/ 94.8   0.4/275    1 22  18.9  +40/271
10/04 02:30   06 57.49  +20 40.1   3.513   3.598   86.8   16.1   10.0/ 94.8   0.4/276   14 23  18.8  +41/272
10/05 02:30   06 58.20  +20 39.2   3.497   3.597   87.6   16.1    9.8/ 94.8   0.4/276   29 25  18.8  +41/272
10/06 02:30   06 58.89  +20 38.4   3.482   3.595   88.4   16.1    9.6/ 94.9   0.4/276   43 26  18.8  +42/273
10/07 02:30   06 59.57  +20 37.6   3.466   3.594   89.2   16.1    9.4/ 94.9   0.4/276   57 27  18.8  +43/273
10/08 02:30   07 00.24  +20 36.8   3.450   3.593   90.1   16.1    9.2/ 94.9   0.4/276   72 28  18.8  +43/274
10/09 02:30   07 00.88  +20 36.0   3.435   3.592   90.9   16.1    8.9/ 95.0   0.5/276   86 29  18.8  +44/274
inserted by FC2 system