C/2023 H2 (Lemmon) Orbit by S. Nakano NK 5139 (2024) Observed in 1st half of 2024
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2023 Oct. 29.18592 0.8943850 0.9963462 150.64542 217.04468 113.75363 0.200 2024 Mar. 31.0 m1 = 11.0 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2023 Dec. 22 22 53.38 -42 04.5 22 56.23 -41 48.5 1.393 1.297 +1.31 - 3.9 12.9 15.1/106 63.4 42.7 81/5.03 65 .74 2024 Jan. 1 23 06.54 -42 43.6 23 09.33 -42 27.3 1.673 1.419 +1.24 - 2.2 13.6 13.9/100 57.8 35.9 87/3.66 149 .78 11 23 19.00 -43 05.7 23 21.74 -42 49.3 1.927 1.544 +1.23 - 1.5 14.3 13.6/ 97 52.7 30.4 94/2.76 54 .01 21 23 31.40 -43 20.4 23 34.08 -43 03.8 2.155 1.672 +1.25 - 1.3 14.9 13.8/ 96 48.4 26.1 102/2.16 93 .79 31 23 43.98 -43 33.1 23 46.61 -43 16.5 2.357 1.800 +1.28 - 1.4 15.4 14.1/ 97 45.0 22.8 111/1.74 134 .77 Feb. 10 23 56.88 -43 47.6 23 59.45 -43 30.9 2.533 1.928 +1.32 - 1.9 15.9 14.5/ 99 42.7 20.3 121/1.46 39 .00 20 00 10.14 -44 06.8 00 12.65 -43 50.2 2.683 2.056 +1.36 - 2.6 16.3 14.9/101 41.9 18.7 132/1.28 115 .82 Mar. 1 00 23.78 -44 33.1 00 26.23 -44 16.5 2.809 2.182 +1.40 - 3.5 16.6 15.4/105 42.4 17.8 142/1.17 113 .75 11 00 37.83 -45 08.4 00 40.20 -44 52.0 2.912 2.308 +1.44 - 4.7 17.0 15.9/108 44.3 17.5 153/1.11 44 .01 21 00 52.30 -45 54.8 00 54.60 -45 38.5 2.995 2.432 +1.48 - 5.9 17.2 16.5/112 47.3 17.5 162/1.08 129 .84 31 01 07.21 -46 53.8 01 09.42 -46 37.8 3.059 2.555 +1.53 - 7.3 17.5 17.2/117 51.2 17.7 170/1.07 91 .72 Apr. 10 01 22.61 -48 06.8 01 24.73 -47 51.2 3.108 2.677 +1.58 - 8.9 17.7 18.0/121 55.8 18.0 177/1.08 65 .02 20 01 38.54 -49 35.3 01 40.55 -49 20.2 3.144 2.797 +1.64 -10.5 18.0 18.9/125 60.9 18.3 183/1.08 128 .86 30 01 55.06 -51 20.0 01 56.95 -51 05.3 3.172 2.916 +1.71 -12.2 18.2 19.9/129 66.2 18.4 189/1.08 73 .66 May 10 02 12.29 -53 21.1 02 14.03 -53 07.1 3.195 3.033 +1.79 -13.8 18.3 20.9/133 71.7 18.4 194/1.07 87 .05 20 02 30.32 -55 38.6 02 31.89 -55 25.4 3.217 3.149 +1.88 -15.3 18.5 21.8/137 77.1 18.3 198/1.05 115 .88 30 02 49.31 -58 11.1 02 50.67 -57 58.8 3.242 3.264 +1.99 -16.7 18.7 22.6/140 82.3 17.9 203/1.03 67 .58 June 9 03 09.50 -60 56.8 03 10.59 -60 45.5 3.274 3.378 +2.13 -17.7 18.9 23.1/142 87.1 17.5 207/0.99 102 .07 19 03 31.15 -63 52.7 03 31.91 -63 42.6 3.317 3.490 +2.31 -18.4 19.0 23.4/144 91.3 16.9 212/0.95 95 .90 29 03 54.69 -66 54.8 03 55.03 -66 46.2 3.373 3.601 +2.55 -18.6 19.2 23.3/146 94.7 16.3 216/0.90 79 .49 July 9 04 20.76 -69 58.9 04 20.56 -69 51.9 3.444 3.711 +2.88 -18.3 19.4 22.9/146 97.2 15.8 220/0.86 103 .09 19 04 50.24 -73 00.1 04 49.34 -72 55.0 3.533 3.820 +3.35 -17.5 19.6 22.1/146 98.6 15.2 223/0.81 79 .92 29 05 24.64 -75 53.0 05 22.83 -75 50.4 3.640 3.928 +4.05 -16.2 19.7 21.1/145 99.0 14.8 225/0.76 99 .40 Aug. 8 06 06.31 -78 32.5 06 03.37 -78 32.9 3.763 4.035 +5.14 -14.4 19.9 19.8/142 98.2 14.4 225/0.72 92 .11 18 06 58.96 -80 52.3 06 54.78 -80 56.4 3.902 4.141 +6.81 -11.7 20.1 18.4/137 96.5 14.1 223/0.68 74 .95 28 08 07.86 -82 44.3 08 02.89 -82 53.0 4.055 4.246 +9.01 - 7.9 20.3 17.0/128 94.0 13.7 216/0.64 113 .33 Sept. 7 09 36.79 -83 58.3 09 33.00 -84 11.7 4.218 4.350 +10.63 - 3.0 20.5 15.6/114 90.7 13.4 202/0.60 75 .13 17 11 18.81 -84 25.6 11 19.29 -84 42.0 4.390 4.452 +10.07 + 1.6 20.7 14.3/ 96 87.0 13.0 185/0.56 85 .98 27 12 54.66 -84 10.0 12 59.98 -84 26.2 4.568 4.555 +8.00 + 4.5 20.9 13.1/ 80 82.9 12.6 169/0.53 113 .28 Oct. 7 14 11.87 -83 27.8 14 19.96 -83 41.7 4.747 4.656 +6.06 + 5.6 21.1 12.1/ 70 78.7 12.2 158/0.49 60 .15 17 15 11.49 -82 34.5 15 20.59 -82 45.4 4.926 4.756 +4.75 + 5.8 21.2 11.2/ 65 74.4 11.6 151/0.45 103 1.00 27 15 58.85 -81 39.1 16 08.09 -81 47.2 5.101 4.856 +3.92 + 5.5 21.4 10.4/ 63 70.2 11.1 148/0.42 102 .25 Nov. 6 16 38.27 -80 46.2 16 47.33 -80 51.8 5.270 4.954 +3.39 + 5.1 21.6 9.8/ 63 66.2 10.6 148/0.39 53 .18 16 17 12.47 -79 58.1 17 21.23 -80 01.2 5.430 5.052 +3.03 + 4.5 21.7 9.3/ 65 62.6 10.0 149/0.36 122 1.00 26 17 43.13 -79 15.5 17 51.56 -79 16.4 5.579 5.149 +2.78 + 3.9 21.9 8.9/ 68 59.5 9.5 152/0.33 86 .24 Dec. 6 18 11.31 -78 39.0 18 19.40 -78 37.9 5.716 5.246 +2.60 + 3.2 22.0 8.5/ 71 57.1 9.1 155/0.31 60 .23 16 18 37.63 -78 08.7 18 45.40 -78 05.7 5.838 5.342 +2.46 + 2.6 22.1 8.1/ 75 55.4 8.7 160/0.29 130 .99 26 19 02.52 -77 44.9 19 09.98 -77 40.1 5.946 5.437 +2.35 + 1.9 22.2 7.8/ 79 54.6 8.5 165/0.28 70 .23 2025 Jan. 5 19 26.29 -77 27.7 19 33.46 -77 21.3 6.039 5.531 +2.25 + 1.2 22.3 7.5/ 84 54.8 8.4 171/0.27 78 .28 15 19 49.11 -77 17.4 19 56.00 -77 09.5 6.116 5.625 +2.18 + 0.4 22.4 7.3/ 89 56.0 8.3 177/0.26 125 .99 25 20 11.14 -77 14.4 20 17.77 -77 05.2 6.177 5.718 +2.11 - 0.3 22.5 7.1/ 95 58.1 8.4 183/0.26 57 .22 Feb. 4 20 32.53 -77 19.1 20 38.92 -77 08.6 6.225 5.811 +2.06 - 1.2 22.6 6.9/102 61.0 8.5 188/0.27 99 .35 14 20 53.37 -77 31.9 20 59.52 -77 20.2 6.259 5.902 +2.02 - 2.0 22.7 6.9/110 64.5 8.7 193/0.27 110 .98 24 21 13.79 -77 53.1 21 19.71 -77 40.4 6.282 5.994 +1.99 - 2.9 22.8 6.9/117 68.7 8.8 198/0.27 52 .19 Mar. 6 21 33.91 -78 23.1 21 39.61 -78 09.6 6.296 6.084 +1.97 - 3.8 22.8 7.0/125 73.2 9.0 202/0.27 117 .42 16 21 53.86 -79 02.3 21 59.34 -78 48.0 6.303 6.175 +1.98 - 4.8 22.9 7.3/133 78.1 9.1 206/0.28 91 .97 26 22 13.89 -79 50.6 22 19.13 -79 35.6 6.306 6.264 +2.01 - 5.7 23.0 7.7/140 83.1 9.1 210/0.28 61 .16