390P/Gibbs From 164 observations 2006 Nov. 16-2019 Oct. 25.(2) Kinoshita Epoch = 2020 Feb. 1.0 TT = JDT 2458880.5 T = 2020 Mar. 22.23986 TT peri.= 232.33927 e = 0.7067977 node = 152.27960 (2000.0) q = 1.6998120 AU incl.= 18.55961 a = 5.7974035 AU n = 0.07060798 P = 13.96 years m1 = 12.0 + 5log(delta) + 10.0log(r) A. Node = E:02/22.1 JST O:2021/10/15.4 JST 5.106 AU D. Node = E:08/26.4 JST O:2019/12/11.9 JST 2.026 AU 2020 JST R.A. (2000) D.C. Delta r Elong. Phase dMo./P.A. Tail/P.A. M-O Ag m1 H/A 01/12 18:20 22 03.69 -15 22.5 2.563 1.864 36.4 18.2 36.5/ 79.0 0.7/ 74 165 16 16.7 +17/ 56 01/13 18:20 22 06.17 -15 15.5 2.564 1.860 35.9 18.1 36.7/ 78.8 0.7/ 74 179 18 16.7 +17/ 57 01/14 18:20 22 08.65 -15 08.3 2.566 1.856 35.5 17.9 36.8/ 78.6 0.7/ 74 167 19 16.7 +17/ 57 01/15 18:20 22 11.14 -15 01.0 2.567 1.851 35.1 17.8 37.0/ 78.4 0.7/ 74 153 20 16.7 +17/ 57 01/16 18:20 22 13.64 -14 53.6 2.568 1.847 34.7 17.7 37.1/ 78.3 0.7/ 74 140 21 16.7 +16/ 58 01/17 18:20 22 16.15 -14 46.0 2.570 1.843 34.3 17.5 37.3/ 78.1 0.6/ 75 126 22 16.7 +16/ 58 01/18 18:20 22 18.67 -14 38.2 2.571 1.839 34.0 17.4 37.5/ 77.9 0.6/ 75 113 23 16.7 +16/ 59 01/19 18:20 22 21.19 -14 30.3 2.572 1.835 33.6 17.2 37.6/ 77.7 0.6/ 75 100 24 16.7 +16/ 59 01/20 18:20 22 23.72 -14 22.3 2.573 1.831 33.2 17.1 37.8/ 77.6 0.6/ 75 87 25 16.7 +16/ 59 01/21 18:20 22 26.26 -14 14.1 2.574 1.827 32.8 17.0 37.9/ 77.4 0.6/ 75 74 26 16.7 +16/ 60 01/22 18:20 22 28.80 -14 05.7 2.575 1.823 32.4 16.8 38.1/ 77.2 0.6/ 75 61 27 16.7 +15/ 60 01/23 18:20 22 31.35 -13 57.3 2.577 1.819 32.1 16.7 38.2/ 77.1 0.6/ 75 49 28 16.7 +15/ 60 01/24 18:20 22 33.91 -13 48.6 2.578 1.815 31.7 16.5 38.4/ 76.9 0.6/ 75 37 29 16.6 +15/ 61 01/25 18:20 22 36.48 -13 39.9 2.579 1.811 31.3 16.4 38.5/ 76.7 0.6/ 76 25 1 16.6 +15/ 61 01/26 18:20 22 39.05 -13 31.0 2.580 1.808 31.0 16.3 38.7/ 76.6 0.6/ 76 14 1 16.6 +15/ 61 01/27 18:20 22 41.63 -13 22.0 2.581 1.804 30.6 16.1 38.8/ 76.4 0.6/ 76 2 2 16.6 +15/ 62 01/28 18:20 22 44.21 -13 12.8 2.581 1.800 30.2 16.0 39.0/ 76.3 0.6/ 76 9 3 16.6 +15/ 62 01/29 18:20 22 46.81 -13 03.5 2.582 1.797 29.9 15.9 39.1/ 76.1 0.6/ 76 20 4 16.6 +14/ 62 01/30 18:20 22 49.40 -12 54.1 2.583 1.793 29.5 15.7 39.3/ 76.0 0.6/ 77 32 5 16.6 +14/ 63 01/31 18:20 22 52.01 -12 44.5 2.584 1.790 29.2 15.6 39.4/ 75.9 0.6/ 77 43 6 16.6 +14/ 63 02/01 18:20 22 54.62 -12 34.9 2.585 1.787 28.9 15.4 39.5/ 75.7 0.6/ 77 54 7 16.6 +14/ 63 02/02 18:20 22 57.23 -12 25.1 2.586 1.783 28.5 15.3 39.7/ 75.6 0.6/ 77 65 8 16.6 +14/ 64 02/03 18:20 22 59.85 -12 15.1 2.587 1.780 28.2 15.2 39.8/ 75.5 0.6/ 77 77 9 16.6 +14/ 64 02/04 18:20 23 02.48 -12 05.1 2.587 1.777 27.9 15.0 39.9/ 75.3 0.6/ 78 89 10 16.6 +14/ 64 02/05 18:20 23 05.11 -11 54.9 2.588 1.774 27.5 14.9 40.1/ 75.2 0.5/ 78 102 11 16.6 +13/ 65 02/06 18:20 23 07.75 -11 44.7 2.589 1.770 27.2 14.7 40.2/ 75.1 0.5/ 78 115 12 16.5 +13/ 65 02/07 18:20 23 10.39 -11 34.3 2.590 1.767 26.9 14.6 40.3/ 75.0 0.5/ 78 128 13 16.5 +13/ 65 02/08 18:20 23 13.04 -11 23.8 2.591 1.764 26.6 14.5 40.4/ 74.8 0.5/ 79 142 14 16.5 +13/ 66 02/09 18:20 23 15.69 -11 13.1 2.591 1.762 26.3 14.3 40.5/ 74.7 0.5/ 79 156 15 16.5 +13/ 66 02/10 18:20 23 18.34 -11 02.4 2.592 1.759 25.9 14.2 40.7/ 74.6 0.5/ 79 170 16 16.5 +13/ 66 02/11 18:30 23 21.02 -10 51.5 2.593 1.756 25.6 14.1 40.8/ 74.5 0.5/ 80 175 17 16.5 +11/ 68 02/12 18:30 23 23.69 -10 40.6 2.594 1.753 25.3 13.9 40.9/ 74.4 0.5/ 80 161 18 16.5 +11/ 69