31P/Schwassmann-Wachmann 
   From 850 observations 1993 Oct. 11-2017 Nov. 16.(14) Kinoshita
   Epoch = 2019 Feb. 6.0 TT = JDT 2458520.5 
       T = 2019 July 6.19309 TT             peri.=  18.36404 
       e = 0.1931251                        node = 114.11208 (2000.0) 
       q = 3.4253565 AU                     incl.=   4.54684 
   a = 4.2452136 AU          n = 0.11268205         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:07/17.6 JST  O:2023/03/30.4 JST  5.004 AU 

2019   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
01/27 23:20   06 33.57  +22 19.2   2.594   3.486  150.7    8.0    7.3/282.6   0.3/ 92  116 22  17.9  +69/ 57
01/28 23:10   06 33.06  +22 20.8   2.600   3.485  149.5    8.2    7.1/282.8   0.3/ 92  129 23  17.9  +70/ 54
01/29 23:10   06 32.56  +22 22.4   2.607   3.484  148.4    8.5    6.9/283.1   0.3/ 92  142 24  17.9  +70/ 56
01/30 23:10   06 32.08  +22 23.9   2.614   3.484  147.3    8.8    6.6/283.4   0.3/ 92  155 25  17.9  +69/ 58
01/31 23:10   06 31.62  +22 25.4   2.621   3.483  146.2    9.1    6.4/283.8   0.3/ 92  167 26  17.9  +68/ 60
02/01 23:10   06 31.17  +22 27.0   2.629   3.482  145.0    9.3    6.1/284.1   0.3/ 92  179 27  17.9  +67/ 62
02/02 23:10   06 30.75  +22 28.4   2.636   3.482  143.9    9.6    5.9/284.6   0.3/ 92  168 27  17.9  +67/ 64
02/03 23:00   06 30.34  +22 29.9   2.644   3.481  142.8    9.9    5.6/285.0   0.4/ 92  157 28  17.9  +68/ 62
02/04 23:00   06 29.95  +22 31.4   2.652   3.480  141.7   10.1    5.3/285.6   0.4/ 92  145 29  18.0  +67/ 63
02/05 23:00   06 29.58  +22 32.8   2.661   3.479  140.6   10.4    5.1/286.2   0.4/ 92  133  1  18.0  +66/ 65
02/06 23:00   06 29.23  +22 34.2   2.669   3.479  139.5   10.6    4.8/286.9   0.4/ 92  121  2  18.0  +65/ 66
02/07 23:00   06 28.90  +22 35.6   2.678   3.478  138.4   10.8    4.5/287.7   0.4/ 92  109  2  18.0  +65/ 68
02/08 23:00   06 28.59  +22 36.9   2.687   3.477  137.3   11.1    4.2/288.6   0.4/ 92   97  3  18.0  +64/ 69
02/09 22:50   06 28.30  +22 38.3   2.696   3.477  136.3   11.3    3.9/289.7   0.4/ 92   85  4  18.0  +65/ 67
02/10 22:50   06 28.04  +22 39.6   2.706   3.476  135.2   11.5    3.7/290.9   0.4/ 92   73  5  18.0  +64/ 69
02/11 22:50   06 27.79  +22 40.9   2.715   3.475  134.1   11.8    3.4/292.3   0.4/ 92   60  6  18.0  +63/ 70
02/12 22:50   06 27.56  +22 42.2   2.725   3.475  133.1   12.0    3.1/294.1   0.4/ 92   47  7  18.0  +63/ 71
02/13 22:50   06 27.36  +22 43.4   2.735   3.474  132.0   12.2    2.8/296.1   0.4/ 92   34  8  18.0  +62/ 72
02/14 22:50   06 27.17  +22 44.7   2.745   3.473  130.9   12.4    2.5/298.7   0.4/ 92   21  9  18.0  +61/ 73
02/15 22:40   06 27.01  +22 45.9   2.755   3.473  129.9   12.6    2.3/301.8   0.4/ 92    7 10  18.0  +62/ 72
02/16 22:40   06 26.87  +22 47.1   2.766   3.472  128.9   12.8    2.0/305.8   0.4/ 92    8 11  18.0  +61/ 73
02/17 22:40   06 26.76  +22 48.3   2.777   3.471  127.8   13.0    1.8/310.9   0.4/ 92   23 12  18.0  +61/ 74
02/18 22:40   06 26.66  +22 49.4   2.787   3.471  126.8   13.2    1.5/317.6   0.5/ 92   38 13  18.0  +60/ 75
02/19 22:40   06 26.58  +22 50.6   2.798   3.470  125.8   13.4    1.3/326.5   0.5/ 92   53 15  18.0  +59/ 76
02/20 22:40   06 26.53  +22 51.7   2.809   3.469  124.7   13.5    1.2/338.2   0.5/ 92   69 16  18.0  +58/ 77
02/21 22:30   06 26.50  +22 52.8   2.821   3.469  123.7   13.7    1.1/352.5   0.5/ 92   84 17  18.1  +59/ 75
02/22 22:30   06 26.49  +22 53.9   2.832   3.468  122.7   13.9    1.1/  8.5   0.5/ 92   98 18  18.1  +59/ 76
02/23 22:30   06 26.50  +22 54.9   2.844   3.467  121.7   14.0    1.1/ 23.8   0.5/ 92  112 19  18.1  +58/ 77
02/24 22:30   06 26.53  +22 55.9   2.855   3.467  120.7   14.2    1.3/ 36.7   0.5/ 92  126 20  18.1  +57/ 78
02/25 22:30   06 26.59  +22 57.0   2.867   3.466  119.7   14.4    1.4/ 46.8   0.5/ 92  140 21  18.1  +56/ 79
02/26 22:30   06 26.66  +22 58.0   2.879   3.466  118.7   14.5    1.7/ 54.4   0.5/ 92  152 22  18.1  +56/ 80
02/27 22:30   06 26.76  +22 58.9   2.891   3.465  117.8   14.7    1.9/ 60.1   0.5/ 92  165 23  18.1  +55/ 81
inserted by FC2 system