C/2024 B1 (Lemmon) Orbit by S. Nakano NK 5545 (2026) Observed in 2nd half of 2025
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2024 Oct. 7.79291 1.6339011 1.0011886 66.22906 79.18793 70.89005 0.200 2026 June 9.0 m1 = 9.0 + 5 log Delta + 10.0 log r Date/ 0h TT R.A.(1950) Decl. R.A.(2000) Decl. Delta r Daily motion Magnitude Mot./PA Elong. P PA/Tail Moon Age h m ¡ , h m ¡ , m , m1 , ¡ ¡ ¡ ¡ ¡ ¡ 2025 Dec. 31 17 22.11 -22 07.6 17 25.12 -22 10.2 6.231 5.300 +0.68 - 3.5 20.2 10.1/111 17.3 3.2 277/0.10 149 .84 2026 Jan. 10 17 28.94 -22 43.0 17 31.97 -22 45.2 6.256 5.388 +0.63 - 3.3 20.3 9.4/111 25.8 4.6 274/0.14 72 .56 20 17 35.28 -23 16.7 17 38.31 -23 18.4 6.257 5.475 +0.57 - 3.2 20.4 8.5/112 34.5 5.8 272/0.18 48 .01 30 17 40.99 -23 49.3 17 44.04 -23 50.6 6.237 5.562 +0.50 - 3.2 20.4 7.5/115 43.4 7.0 271/0.22 174 .89 Feb. 9 17 45.97 -24 21.2 17 49.03 -24 22.1 6.197 5.649 +0.41 - 3.1 20.5 6.4/119 52.4 8.0 270/0.25 44 .55 19 17 50.08 -24 52.9 17 53.16 -24 53.5 6.140 5.735 +0.31 - 3.2 20.5 5.3/127 61.5 8.7 270/0.27 80 .03 Mar. 1 17 53.21 -25 24.9 17 56.31 -25 25.3 6.070 5.821 +0.21 - 3.2 20.6 4.3/140 70.9 9.3 270/0.29 140 .93 11 17 55.25 -25 57.5 17 58.36 -25 57.7 5.990 5.906 +0.09 - 3.3 20.6 3.5/161 80.4 9.5 270/0.31 14 .54 21 17 56.09 -26 31.0 17 59.21 -26 31.1 5.905 5.992 -0.04 - 3.4 20.6 3.5/189 90.2 9.6 270/0.31 116 .05 31 17 55.66 -27 05.3 17 58.79 -27 05.5 5.820 6.076 -0.17 - 3.5 20.7 4.2/213 100.2 9.3 271/0.31 104 .95 Apr. 10 17 53.90 -27 40.2 17 57.04 -27 40.5 5.740 6.161 -0.31 - 3.5 20.7 5.4/229 110.4 8.8 272/0.29 18 .52 20 17 50.81 -28 15.2 17 53.97 -28 15.7 5.671 6.244 -0.43 - 3.5 20.7 6.7/238 120.8 7.9 273/0.27 156 .09 30 17 46.46 -28 49.6 17 49.63 -28 50.4 5.617 6.328 -0.55 - 3.3 20.8 7.9/245 131.4 6.9 276/0.24 68 .97 May 10 17 40.98 -29 22.4 17 44.16 -29 23.6 5.585 6.411 -0.64 - 3.1 20.8 8.9/249 142.1 5.6 279/0.19 54 .49 20 17 34.57 -29 52.6 17 37.77 -29 54.3 5.578 6.494 -0.70 - 2.7 20.9 9.5/253 152.8 4.1 285/0.14 162 .15 30 17 27.51 -30 19.2 17 30.72 -30 21.5 5.600 6.577 -0.74 - 2.3 20.9 9.8/256 163.1 2.6 297/0.09 30 .98 June 9 17 20.15 -30 41.7 17 23.36 -30 44.5 5.654 6.659 -0.73 - 1.9 21.0 9.6/258 171.3 1.3 334/0.04 93 .44 19 17 12.82 -30 59.9 17 16.04 -31 03.2 5.739 6.741 -0.69 - 1.4 21.1 9.0/260 169.5 1.6 45/0.05 119 .20 29 17 05.88 -31 13.8 17 09.10 -31 17.6 5.857 6.822 -0.63 - 1.1 21.2 8.1/262 160.3 2.9 71/0.09 8 .99 July 9 16 59.63 -31 24.0 17 02.85 -31 28.3 6.004 6.903 -0.53 - 0.8 21.3 6.9/263 150.1 4.2 80/0.14 134 .37 19 16 54.28 -31 31.6 16 57.50 -31 36.2 6.178 6.984 -0.43 - 0.6 21.4 5.5/263 139.7 5.4 86/0.17 79 .26 29 16 50.02 -31 37.3 16 53.24 -31 42.2 6.375 7.065 -0.31 - 0.5 21.5 4.0/263 129.5 6.4 89/0.19 43 1.00 Aug. 8 16 46.92 -31 42.1 16 50.14 -31 47.2 6.591 7.145 -0.19 - 0.5 21.6 2.5/259 119.5 7.1 92/0.21 174 .29 18 16 45.00 -31 46.9 16 48.21 -31 52.1 6.822 7.225 -0.08 - 0.5 21.8 1.1/241 109.6 7.6 94/0.22 44 .30 28 16 44.23 -31 52.2 16 47.45 -31 57.5 7.062 7.304 +0.03 - 0.6 21.9 0.8/146 100.0 7.8 96/0.21 78 1.00 Sept. 7 16 44.56 -31 58.5 16 47.78 -32 03.8 7.306 7.384 +0.13 - 0.7 22.0 1.9/114 90.5 7.8 97/0.21 145 .21 17 16 45.90 -32 06.1 16 49.13 -32 11.3 7.550 7.463 +0.23 - 0.9 22.1 3.0/107 81.2 7.7 99/0.20 12 .33 27 16 48.15 -32 15.1 16 51.39 -32 20.1 7.789 7.541 +0.31 - 1.0 22.2 4.0/105 72.1 7.3 100/0.18 112 1.00 Oct. 7 16 51.20 -32 25.5 16 54.45 -32 30.3 8.020 7.620 +0.38 - 1.1 22.3 4.9/104 63.1 6.7 102/0.16 108 .15 17 16 54.96 -32 37.2 16 58.20 -32 41.8 8.238 7.698 +0.43 - 1.3 22.4 5.6/103 54.2 6.0 103/0.14 19 .34 27 16 59.29 -32 50.3 17 02.55 -32 54.5 8.440 7.776 +0.48 - 1.4 22.5 6.2/103 45.5 5.2 106/0.12 146 .99 Nov. 6 17 04.10 -33 04.4 17 07.36 -33 08.4 8.624 7.853 +0.52 - 1.5 22.6 6.7/103 36.9 4.3 109/0.10 74 .11 16 17 09.27 -33 19.7 17 12.55 -33 23.2 8.786 7.930 +0.54 - 1.6 22.7 7.0/103 28.5 3.4 115/0.08 47 .36 26 17 14.70 -33 35.9 17 17.99 -33 39.1 8.924 8.007 +0.56 - 1.7 22.8 7.2/104 20.6 2.5 124/0.05 174 .97 Dec. 6 17 20.29 -33 53.0 17 23.59 -33 55.8 9.037 8.084 +0.56 - 1.8 22.9 7.2/105 13.9 1.7 145/0.04 43 .09 16 17 25.92 -34 11.1 17 29.23 -34 13.4 9.125 8.161 +0.56 - 1.9 22.9 7.1/105 11.0 1.3 185/0.03 77 .38 26 17 31.48 -34 30.0 17 34.80 -34 32.0 9.186 8.237 +0.54 - 2.0 23.0 6.9/107 14.4 1.7 223/0.04 142 .94 2027 Jan. 5 17 36.87 -34 50.0 17 40.21 -34 51.5 9.221 8.313 +0.51 - 2.1 23.0 6.6/108 21.4 2.5 241/0.05 14 .07 15 17 41.99 -35 11.0 17 45.34 -35 12.2 9.230 8.388 +0.47 - 2.2 23.1 6.2/111 29.5 3.3 250/0.07 107 .41 25 17 46.73 -35 33.2 17 50.08 -35 34.0 9.216 8.464 +0.43 - 2.3 23.1 5.7/114 38.2 4.1 255/0.09 108 .91 Feb. 4 17 50.97 -35 56.6 17 54.34 -35 57.1 9.180 8.539 +0.37 - 2.4 23.1 5.1/119 47.0 4.8 259/0.10 19 .06 14 17 54.62 -36 21.3 17 58.01 -36 21.6 9.125 8.614 +0.30 - 2.6 23.2 4.4/126 56.1 5.5 261/0.12 141 .46 24 17 57.58 -36 47.5 18 00.98 -36 47.5 9.055 8.688 +0.22 - 2.7 23.2 3.8/136 65.3 5.9 264/0.13 75 .88 Mar. 6 17 59.75 -37 14.9 18 03.16 -37 14.8 8.973 8.763 +0.13 - 2.9 23.2 3.3/151 74.6 6.3 266/0.14 49 .05