C/2018 F1 (Grauer) 
   From 57 observations 2017 Dec. 22-2018 Mar. 19. Kinoshita 
   Epoch = 2019 Oct. 24.0 TT = JDT 2458780.5 
       T = 2018 Dec. 14.06901 TT            peri.=  71.63521 
       e = 0.9903858                        node = 177.27877 (2000.0) 
       q = 2.9933402 AU                     incl.=  46.07429 
   a = 311.3468313 AU        n = 0.00017941         P = 5493.72 years 
  m1 = 10.0 + 5log(delta) + 10.0log(r) 
  A. Node = E:03/18.1 JST  O:2017/12/20.2 JST  4.541 AU 
  D. Node = E:09/21.2 JST  O:2021/07/29.3 JST  8.660 AU 

2019   JST     R.A. (2000) D.C.    Delta     r    Elong. Phase   dMo./P.A.   Tail/P.A. M-O Ag   m1     H/A
09/24 22:10   20 01.48  +18 01.4   3.482   4.052  118.1   12.6   13.6/164.0   0.3/100  140 25  18.8  +54/ 71
09/25 22:10   20 01.74  +17 48.4   3.497   4.058  117.4   12.7   13.6/163.0   0.3/ 99  139 26  18.8  +53/ 72
09/26 22:10   20 02.02  +17 35.4   3.512   4.064  116.8   12.7   13.6/162.1   0.3/ 98  133 27  18.8  +53/ 72
09/27 22:00   20 02.31  +17 22.5   3.527   4.070  116.2   12.8   13.6/161.1   0.3/ 97  125 28  18.8  +54/ 70
09/28 22:00   20 02.62  +17 09.7   3.542   4.076  115.6   12.8   13.6/160.2   0.3/ 96  114 29  18.8  +53/ 71
09/29 22:00   20 02.94  +16 56.9   3.558   4.082  114.9   12.9   13.6/159.2   0.3/ 95  103  1  18.9  +52/ 71
09/30 22:00   20 03.27  +16 44.2   3.574   4.089  114.3   12.9   13.6/158.3   0.3/ 95   92  2  18.9  +51/ 72
10/01 21:50   20 03.62  +16 31.7   3.589   4.095  113.6   12.9   13.6/157.3   0.3/ 94   80  3  18.9  +52/ 70
10/02 21:50   20 03.98  +16 19.2   3.605   4.101  113.0   13.0   13.5/156.4   0.3/ 93   69  4  18.9  +52/ 71
10/03 21:50   20 04.36  +16 06.8   3.622   4.107  112.3   13.0   13.5/155.4   0.3/ 92   59  5  18.9  +51/ 71
10/04 21:40   20 04.75  +15 54.5   3.638   4.113  111.7   13.1   13.5/154.5   0.3/ 92   51  6  18.9  +52/ 70
10/05 21:40   20 05.15  +15 42.3   3.654   4.120  111.0   13.1   13.5/153.5   0.3/ 91   43  7  19.0  +51/ 70
10/06 21:40   20 05.57  +15 30.2   3.671   4.126  110.3   13.1   13.5/152.6   0.3/ 90   39  8  19.0  +50/ 71
10/07 21:40   20 06.00  +15 18.2   3.688   4.132  109.6   13.2   13.5/151.7   0.3/ 90   37  9  19.0  +49/ 71
10/08 21:30   20 06.44  +15 06.4   3.704   4.138  108.9   13.2   13.5/150.7   0.3/ 89   38 10  19.0  +51/ 69
10/09 21:30   20 06.89  +14 54.6   3.722   4.145  108.3   13.2   13.5/149.8   0.3/ 88   42 11  19.0  +50/ 70
10/10 21:30   20 07.36  +14 42.9   3.739   4.151  107.6   13.3   13.5/148.9   0.3/ 88   49 12  19.0  +49/ 71
10/11 21:30   20 07.84  +14 31.4   3.756   4.157  106.9   13.3   13.5/148.0   0.3/ 87   57 13  19.1  +48/ 71
10/12 21:20   20 08.33  +14 20.0   3.773   4.163  106.2   13.3   13.5/147.1   0.3/ 86   65 13  19.1  +49/ 69
10/13 21:20   20 08.83  +14 08.7   3.791   4.170  105.5   13.3   13.5/146.1   0.3/ 86   74 14  19.1  +49/ 70
10/14 21:20   20 09.35  +13 57.5   3.809   4.176  104.8   13.4   13.5/145.2   0.3/ 85   84 15  19.1  +48/ 70
10/15 21:20   20 09.88  +13 46.4   3.826   4.182  104.1   13.4   13.5/144.3   0.3/ 85   94 16  19.1  +47/ 71
10/16 21:10   20 10.41  +13 35.5   3.844   4.188  103.4   13.4   13.5/143.4   0.3/ 84  104 17  19.1  +48/ 69
10/17 21:10   20 10.97  +13 24.7   3.862   4.195  102.7   13.4   13.5/142.5   0.3/ 83  114 18  19.2  +47/ 70
10/18 21:10   20 11.53  +13 14.0   3.880   4.201  101.9   13.4   13.5/141.6   0.3/ 83  123 19  19.2  +47/ 70
10/19 21:00   20 12.10  +13 03.4   3.898   4.207  101.2   13.4   13.5/140.8   0.3/ 82  132 20  19.2  +48/ 69
10/20 21:00   20 12.68  +12 53.0   3.917   4.214  100.5   13.4   13.5/139.9   0.3/ 82  140 21  19.2  +47/ 69
10/21 21:00   20 13.28  +12 42.7   3.935   4.220   99.8   13.4   13.5/139.0   0.3/ 81  145 22  19.2  +46/ 70
10/22 21:00   20 13.88  +12 32.4   3.954   4.226   99.1   13.4   13.5/138.1   0.3/ 81  146 23  19.2  +46/ 70
10/23 20:50   20 14.49  +12 22.4   3.972   4.233   98.3   13.4   13.5/137.3   0.3/ 80  142 24  19.3  +47/ 69
10/24 20:50   20 15.12  +12 12.5   3.991   4.239   97.6   13.4   13.5/136.4   0.3/ 80  134 25  19.3  +46/ 69
inserted by FC2 system