C/2023 H5 (Lemmon) Orbit by S. Nakano NK 5514 (2026) Observed in 2nd half of 2025
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2025 June 30.45478 4.3129857 1.0006516 60.12569 159.47147 97.85510 0.200 2026 June 9.0 m1 = 8.0 + 5 log Delta + 7.5 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 18 20.98 +62 23.9 18 21.42 +62 25.5 4.539 4.571 +2.90 - 2.0 16.2 20.4/ 92 85.6 12.4 356/0.52 87 .84 2026 Jan. 10 18 49.96 +62 01.6 18 50.47 +62 05.2 4.589 4.598 +2.73 - 1.9 16.3 19.4/ 93 84.4 12.3 352/0.51 98 .56 20 19 17.19 +61 40.7 19 17.80 +61 46.3 4.650 4.627 +2.55 - 1.6 16.3 18.2/ 92 82.6 12.2 348/0.50 84 .01 30 19 42.53 +61 23.3 19 43.25 +61 30.6 4.719 4.657 +2.35 - 1.1 16.4 16.9/ 91 80.4 12.0 344/0.49 88 .89 Feb. 9 20 05.93 +61 10.8 20 06.76 +61 19.6 4.795 4.688 +2.16 - 0.5 16.4 15.6/ 89 77.9 11.9 340/0.47 104 .55 19 20 27.40 +61 04.6 20 28.35 +61 14.7 4.873 4.721 +1.97 + 0.2 16.5 14.2/ 87 75.4 11.7 335/0.46 73 .03 Mar. 1 20 46.95 +61 05.4 20 48.01 +61 16.6 4.951 4.754 +1.78 + 0.9 16.6 12.8/ 84 72.8 11.5 329/0.44 98 .93 11 21 04.63 +61 13.5 21 05.78 +61 25.6 5.027 4.789 +1.59 + 1.6 16.6 11.5/ 80 70.5 11.3 323/0.43 102 .54 21 21 20.45 +61 28.9 21 21.70 +61 41.8 5.099 4.824 +1.40 + 2.3 16.7 10.2/ 75 68.6 11.1 317/0.42 65 .05 31 21 34.41 +61 51.4 21 35.73 +62 04.9 5.163 4.861 +1.21 + 2.9 16.7 8.9/ 70 67.1 10.9 310/0.40 111 .95 Apr. 10 21 46.48 +62 20.2 21 47.87 +62 34.1 5.218 4.899 +1.02 + 3.5 16.8 7.8/ 62 66.1 10.8 302/0.40 94 .52 20 21 56.59 +62 54.5 21 58.04 +63 08.9 5.263 4.937 +0.81 + 3.9 16.8 6.7/ 53 65.8 10.7 294/0.39 68 .09 30 22 04.64 +63 33.3 22 06.12 +63 48.0 5.297 4.976 +0.58 + 4.2 16.8 5.7/ 42 66.2 10.7 286/0.39 118 .97 May 10 22 10.47 +64 15.1 22 11.97 +64 30.0 5.320 5.017 +0.34 + 4.3 16.9 4.9/ 26 67.2 10.7 277/0.39 81 .49 20 22 13.90 +64 58.3 22 15.39 +65 13.3 5.332 5.058 +0.08 + 4.2 16.9 4.3/ 6 68.9 10.8 268/0.39 81 .15 30 22 14.71 +65 40.7 22 16.18 +65 55.7 5.334 5.100 -0.20 + 3.9 16.9 4.1/343 71.3 10.8 259/0.39 117 .98 June 9 22 12.74 +66 19.7 22 14.16 +66 34.7 5.326 5.142 -0.50 + 3.2 17.0 4.4/318 74.2 10.9 249/0.39 68 .44 19 22 07.85 +66 52.4 22 09.19 +67 07.1 5.310 5.186 -0.79 + 2.2 17.0 5.1/297 77.5 11.0 239/0.40 97 .20 29 22 00.08 +67 14.8 22 01.31 +67 29.3 5.287 5.230 -1.05 + 0.8 17.0 6.1/279 81.3 11.1 228/0.40 107 .99 July 9 21 49.71 +67 23.4 21 50.83 +67 37.5 5.261 5.275 -1.25 - 1.0 17.0 7.2/264 85.3 11.1 216/0.40 64 .37 19 21 37.30 +67 14.1 21 38.31 +67 27.6 5.233 5.321 -1.36 - 3.1 17.0 8.5/250 89.4 11.0 205/0.40 110 .26 29 21 23.76 +66 43.6 21 24.68 +66 56.6 5.206 5.367 -1.36 - 5.4 17.1 9.8/238 93.6 10.9 193/0.40 91 1.00 Aug. 8 21 10.15 +65 50.2 21 11.04 +66 02.6 5.184 5.414 -1.26 - 7.8 17.1 11.1/227 97.7 10.7 180/0.40 73 .29 18 20 57.51 +64 33.4 20 58.40 +64 45.1 5.170 5.461 -1.08 -10.0 17.1 12.2/217 101.4 10.5 168/0.39 112 .30 28 20 46.69 +62 54.4 20 47.62 +63 05.5 5.166 5.509 -0.84 -11.9 17.1 13.3/207 104.6 10.2 155/0.38 75 1.00 Sept. 7 20 38.17 +60 56.3 20 39.18 +61 07.0 5.176 5.558 -0.59 -13.4 17.2 14.1/199 107.2 10.0 143/0.37 92 .21 17 20 32.14 +58 42.8 20 33.26 +58 53.2 5.202 5.607 -0.35 -14.4 17.2 14.7/191 108.8 9.8 131/0.36 102 .33 27 20 28.58 +56 18.6 20 29.81 +56 28.7 5.245 5.657 -0.12 -15.0 17.2 15.1/184 109.3 9.6 119/0.35 68 1.00 Oct. 7 20 27.26 +53 48.4 20 28.60 +53 58.4 5.307 5.707 +0.08 -15.2 17.3 15.2/177 108.7 9.6 107/0.35 111 .15 17 20 27.92 +51 16.6 20 29.37 +51 26.6 5.388 5.757 +0.25 -14.9 17.4 15.1/171 106.9 9.5 97/0.34 84 .34 27 20 30.28 +48 47.5 20 31.83 +48 57.7 5.487 5.808 +0.39 -14.3 17.4 14.8/164 104.0 9.6 87/0.33 76 .99 Nov. 6 20 34.04 +46 24.7 20 35.69 +46 35.1 5.603 5.860 +0.50 -13.3 17.5 14.3/158 100.2 9.6 78/0.33 117 .11 16 20 38.96 +44 11.0 20 40.69 +44 21.8 5.733 5.912 +0.59 -12.2 17.6 13.8/152 95.6 9.6 69/0.32 64 .36 26 20 44.79 +42 08.8 20 46.59 +42 19.8 5.875 5.964 +0.66 -10.9 17.7 13.2/145 90.4 9.5 62/0.31 96 .97 Dec. 6 20 51.33 +40 19.3 20 53.20 +40 30.7 6.025 6.016 +0.71 - 9.5 17.7 12.6/139 84.8 9.4 54/0.30 108 .09 16 20 58.42 +38 43.4 21 00.35 +38 55.2 6.181 6.069 +0.75 - 8.2 17.8 12.0/132 78.9 9.2 47/0.29 51 .38 26 21 05.88 +37 21.5 21 07.86 +37 33.7 6.337 6.123 +0.77 - 6.8 17.9 11.5/126 73.0 8.8 41/0.27 120 .94 2027 Jan. 5 21 13.59 +36 13.3 21 15.61 +36 25.9 6.492 6.176 +0.79 - 5.4 18.0 11.0/119 67.1 8.4 34/0.25 90 .07 15 21 21.42 +35 18.5 21 23.47 +35 31.4 6.640 6.230 +0.79 - 4.2 18.1 10.5/113 61.4 8.0 26/0.23 53 .41 25 21 29.25 +34 36.3 21 31.34 +34 49.5 6.780 6.284 +0.78 - 3.0 18.1 10.1/107 56.1 7.5 18/0.22 136 .91 Feb. 4 21 36.99 +34 05.7 21 39.11 +34 19.3 6.908 6.339 +0.76 - 2.0 18.2 9.6/101 51.3 7.0 10/0.20 70 .06 14 21 44.55 +33 45.9 21 46.70 +33 59.8 7.022 6.394 +0.73 - 1.0 18.3 9.2/ 96 47.3 6.5 360/0.18 69 .46 24 21 51.84 +33 35.7 21 54.01 +33 49.9 7.120 6.449 +0.70 - 0.1 18.3 8.7/ 90 44.3 6.1 349/0.17 134 .88 Mar. 6 21 58.77 +33 34.0 22 00.96 +33 48.5 7.201 6.504 +0.65 + 0.6 18.4 8.1/ 85 42.5 5.9 337/0.16 50 .05