19P/Borrelly Orbit by S. Nakano NK 3933 (2019) Last obs. 2024 05 02 (F52)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2028 Dec. 11.63873 1.3081587 0.6375189 6.86 352.01890 74.21537 29.30569 0.200 2026 June 9.0 m1 = 8.0 + 5 log Delta + 12.0 log r Date/ 0h TT R.A.(1950) Decl. R.A.(2000) Decl. Delta r Variation Magnitude Mot./PA Elong. P PA/Tail Moon Age h m ¡ , h m ¡ , for T=+1 day m1 , ¡ ¡ ¡ ¡ ¡ ¡ 2025 Dec. 31 17 01.69 -22 28.7 17 04.70 -22 32.8 6.727 5.826 -0.13 + 1.3 21.3 10.1/102 21.9 3.6 276/0.11 154 .84 2026 Jan. 10 17 08.83 -22 48.8 17 11.85 -22 52.4 6.643 5.817 -0.14 + 1.3 21.3 9.6/101 30.5 4.9 275/0.14 67 .56 20 17 15.63 -23 07.7 17 18.66 -23 10.8 6.537 5.806 -0.14 + 1.3 21.2 8.9/101 39.1 6.1 274/0.18 53 .01 30 17 21.97 -23 25.4 17 25.01 -23 28.0 6.411 5.795 -0.15 + 1.3 21.2 8.1/102 47.8 7.2 273/0.22 170 .89 Feb. 9 17 27.71 -23 42.2 17 30.76 -23 44.5 6.268 5.784 -0.15 + 1.3 21.1 7.1/103 56.6 8.2 273/0.25 39 .55 19 17 32.73 -23 58.5 17 35.78 -24 00.3 6.111 5.772 -0.16 + 1.3 21.1 5.9/106 65.5 9.0 272/0.28 84 .03 Mar. 1 17 36.89 -24 14.4 17 39.95 -24 16.0 5.942 5.759 -0.16 + 1.3 21.0 4.6/110 74.6 9.5 272/0.31 137 .93 11 17 40.06 -24 30.3 17 43.13 -24 31.7 5.766 5.746 -0.17 + 1.3 20.9 3.2/120 83.9 9.9 272/0.33 11 .54 21 17 42.11 -24 46.5 17 45.18 -24 47.7 5.587 5.732 -0.18 + 1.4 20.8 2.0/146 93.4 10.0 272/0.34 119 .05 31 17 42.92 -25 03.0 17 46.00 -25 04.2 5.408 5.718 -0.19 + 1.4 20.8 1.8/202 103.1 9.8 272/0.35 102 .95 Apr. 10 17 42.40 -25 20.0 17 45.49 -25 21.2 5.236 5.703 -0.19 + 1.5 20.7 3.1/236 113.0 9.3 272/0.34 21 .52 20 17 40.50 -25 37.2 17 43.59 -25 38.5 5.075 5.688 -0.20 + 1.5 20.6 4.8/248 123.2 8.5 273/0.32 158 .09 30 17 37.21 -25 54.3 17 40.31 -25 55.8 4.929 5.672 -0.20 + 1.6 20.5 6.4/255 133.7 7.4 274/0.29 66 .97 May 10 17 32.62 -26 10.7 17 35.72 -26 12.5 4.804 5.655 -0.21 + 1.7 20.4 7.9/258 144.3 6.0 276/0.24 56 .49 20 17 26.87 -26 25.7 17 29.98 -26 28.0 4.704 5.638 -0.21 + 1.7 20.4 9.0/261 155.2 4.3 280/0.18 160 .15 30 17 20.23 -26 38.6 17 23.34 -26 41.4 4.631 5.620 -0.21 + 1.8 20.3 9.7/263 166.0 2.5 288/0.10 28 .98 June 9 17 13.04 -26 49.0 17 16.15 -26 52.3 4.590 5.602 -0.21 + 1.9 20.3 9.9/265 175.5 0.8 332/0.03 95 .44 19 17 05.68 -26 56.7 17 08.79 -27 00.5 4.579 5.583 -0.20 + 1.9 20.3 9.5/266 170.3 1.8 70/0.07 117 .20 29 16 58.58 -27 01.7 17 01.69 -27 06.0 4.599 5.564 -0.20 + 2.0 20.3 8.6/267 159.6 3.6 84/0.15 9 .99 July 9 16 52.12 -27 04.8 16 55.23 -27 09.5 4.649 5.544 -0.19 + 2.0 20.3 7.3/268 148.8 5.4 89/0.22 136 .37 19 16 46.63 -27 06.6 16 49.73 -27 11.8 4.724 5.523 -0.18 + 2.0 20.3 5.7/268 138.2 7.1 92/0.29 77 .26 29 16 42.35 -27 08.2 16 45.45 -27 13.7 4.822 5.502 -0.18 + 1.9 20.3 3.9/266 127.7 8.4 94/0.33 45 1.00 Aug. 8 16 39.41 -27 10.5 16 42.52 -27 16.1 4.937 5.480 -0.17 + 1.9 20.3 2.0/260 117.6 9.4 95/0.37 178 .29 18 16 37.90 -27 14.1 16 41.00 -27 19.8 5.064 5.458 -0.16 + 1.9 20.4 0.6/192 107.7 10.2 96/0.38 42 .30 28 16 37.81 -27 19.5 16 40.92 -27 25.3 5.200 5.434 -0.16 + 1.8 20.4 1.9/113 98.1 10.6 97/0.39 80 1.00 Sept. 7 16 39.09 -27 26.9 16 42.20 -27 32.6 5.339 5.411 -0.15 + 1.8 20.4 3.5/105 88.7 10.7 98/0.39 143 .21 17 16 41.66 -27 36.4 16 44.77 -27 41.9 5.476 5.387 -0.15 + 1.7 20.5 5.1/103 79.6 10.6 98/0.37 10 .33 27 16 45.42 -27 47.8 16 48.54 -27 53.1 5.608 5.362 -0.15 + 1.7 20.5 6.5/102 70.7 10.2 99/0.35 113 1.00 Oct. 7 16 50.25 -28 00.9 16 53.38 -28 05.8 5.731 5.336 -0.15 + 1.6 20.5 7.8/101 62.1 9.5 100/0.32 107 .15 17 16 56.05 -28 15.3 16 59.19 -28 19.8 5.842 5.310 -0.15 + 1.6 20.5 8.9/100 53.5 8.7 100/0.29 18 .34 27 17 02.70 -28 30.6 17 05.85 -28 34.6 5.937 5.283 -0.15 + 1.5 20.5 9.8/ 99 45.1 7.7 101/0.25 146 .99 Nov. 6 17 10.08 -28 46.5 17 13.24 -28 50.0 6.015 5.256 -0.16 + 1.5 20.5 10.6/ 99 36.9 6.5 102/0.21 75 .11 16 17 18.10 -29 02.7 17 21.27 -29 05.6 6.073 5.228 -0.16 + 1.4 20.5 11.3/ 98 28.8 5.2 105/0.17 45 .36 26 17 26.62 -29 18.9 17 29.81 -29 21.2 6.110 5.200 -0.17 + 1.4 20.5 11.8/ 98 20.9 3.9 109/0.12 178 .97 Dec. 6 17 35.56 -29 34.8 17 38.75 -29 36.4 6.124 5.170 -0.17 + 1.4 20.5 12.1/ 98 13.4 2.5 120/0.08 45 .09 16 17 44.80 -29 50.3 17 48.00 -29 51.3 6.115 5.140 -0.18 + 1.3 20.5 12.3/ 97 7.4 1.4 152/0.04 72 .38 26 17 54.23 -30 05.4 17 57.44 -30 05.7 6.082 5.110 -0.19 + 1.3 20.4 12.4/ 97 8.0 1.5 215/0.05 148 .94 2027 Jan. 5 18 03.75 -30 20.2 18 06.96 -30 19.8 6.026 5.079 -0.20 + 1.3 20.4 12.4/ 97 14.3 2.7 241/0.09 18 .07 15 18 13.24 -30 34.8 18 16.46 -30 33.7 5.947 5.047 -0.21 + 1.2 20.3 12.1/ 97 21.8 4.2 250/0.14 101 .41 25 18 22.58 -30 49.4 18 25.81 -30 47.7 5.846 5.014 -0.22 + 1.2 20.2 11.8/ 98 29.7 5.6 254/0.19 116 .91 Feb. 4 18 31.67 -31 04.6 18 34.90 -31 02.2 5.724 4.981 -0.23 + 1.2 20.2 11.3/ 98 37.7 7.0 256/0.24 9 .06 14 18 40.38 -31 20.7 18 43.61 -31 17.7 5.584 4.947 -0.25 + 1.1 20.1 10.6/100 45.9 8.2 258/0.29 131 .46 24 18 48.57 -31 38.5 18 51.80 -31 34.9 5.427 4.912 -0.26 + 1.1 20.0 9.8/102 54.1 9.4 258/0.33 86 .88 Mar. 6 18 56.11 -31 58.6 18 59.34 -31 54.4 5.256 4.877 -0.28 + 1.1 19.9 8.9/105 62.5 10.4 259/0.38 36 .05