338P/McNaught Orbit by S. Nakano NK 5290 (2024) Observed in 1st half of 2025
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2024 Aug. 3.30148 2.2876254 0.4127434 7.69 4.61912 9.75692 25.37660 0.200 2025 May 5.0 m1 = 12.0 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2024 Dec. 26 01 33.32 +38 02.8 01 36.23 +38 18.1 1.883 2.511 +0.56 - 0.5 17.4 6.6/ 94 119.0 20.0 82/1.89 157 .23 2025 Jan. 5 01 38.87 +37 58.5 01 41.80 +38 13.6 2.015 2.540 +0.84 + 0.4 17.6 9.9/ 87 111.1 21.2 77/1.88 55 .28 15 01 47.26 +38 02.8 01 50.23 +38 17.7 2.155 2.571 +1.08 + 1.2 17.8 12.8/ 84 103.6 21.8 74/1.82 87 .99 25 01 58.04 +38 15.7 02 01.04 +38 30.2 2.300 2.602 +1.28 + 2.0 18.0 15.2/ 81 96.5 22.1 71/1.73 147 .22 Feb. 4 02 10.84 +38 36.1 02 13.89 +38 50.1 2.449 2.635 +1.46 + 2.6 18.2 17.1/ 80 89.7 22.0 69/1.63 27 .35 14 02 25.33 +39 02.6 02 28.44 +39 16.0 2.598 2.668 +1.60 + 3.0 18.3 18.7/ 80 83.2 21.6 67/1.51 111 .98 24 02 41.26 +39 33.2 02 44.42 +39 45.9 2.748 2.702 +1.72 + 3.2 18.5 20.0/ 79 77.0 20.9 65/1.39 127 .19 Mar. 6 02 58.40 +40 06.2 03 01.63 +40 18.0 2.896 2.737 +1.82 + 3.3 18.7 21.0/ 80 70.9 20.0 64/1.27 21 .42 16 03 16.57 +40 39.8 03 19.86 +40 50.7 3.040 2.773 +1.91 + 3.1 18.8 21.8/ 80 65.2 19.0 63/1.15 132 .97 26 03 35.59 +41 12.3 03 38.94 +41 22.1 3.180 2.810 +1.98 + 2.9 19.0 22.4/ 81 59.6 17.8 62/1.04 104 .16 Apr. 5 03 55.32 +41 42.2 03 58.74 +41 50.8 3.315 2.847 +2.03 + 2.5 19.1 22.8/ 82 54.1 16.5 62/0.93 40 .49 15 04 15.62 +42 08.3 04 19.09 +42 15.6 3.443 2.884 +2.08 + 2.0 19.3 23.1/ 83 48.9 15.2 60/0.83 151 .96 25 04 36.33 +42 29.5 04 39.85 +42 35.3 3.564 2.922 +2.10 + 1.4 19.4 23.2/ 85 43.8 13.8 59/0.73 80 .11 May 5 04 57.34 +42 45.0 05 00.89 +42 49.4 3.677 2.961 +2.12 + 0.8 19.5 23.3/ 86 38.9 12.4 57/0.63 62 .54 15 05 18.48 +42 54.3 05 22.06 +42 57.2 3.780 2.999 +2.12 + 0.1 19.7 23.2/ 88 34.3 10.9 54/0.55 165 .95 25 05 39.64 +42 57.1 05 43.23 +42 58.5 3.874 3.038 +2.10 - 0.5 19.8 23.1/ 90 29.9 9.6 50/0.47 54 .07 June 4 06 00.68 +42 53.3 06 04.28 +42 53.2 3.957 3.077 +2.08 - 1.2 19.9 22.9/ 91 26.0 8.3 44/0.40 82 .58 14 06 21.48 +42 43.2 06 25.06 +42 41.5 4.029 3.117 +2.04 - 1.8 20.0 22.6/ 93 22.7 7.2 35/0.34 156 .93 24 06 41.93 +42 27.0 06 45.49 +42 23.9 4.089 3.156 +2.00 - 2.3 20.0 22.3/ 94 20.3 6.4 24/0.30 29 .03 July 4 07 01.93 +42 05.5 07 05.46 +42 00.9 4.137 3.196 +1.94 - 2.8 20.1 21.9/ 96 19.3 6.0 9/0.28 102 .61 14 07 21.39 +41 39.3 07 24.88 +41 33.3 4.172 3.235 +1.88 - 3.1 20.2 21.4/ 97 19.9 6.1 355/0.28 134 .89 24 07 40.25 +41 09.2 07 43.69 +41 02.0 4.194 3.275 +1.81 - 3.4 20.3 20.9/ 98 22.0 6.7 342/0.30 15 .01 Aug. 3 07 58.42 +40 36.4 08 01.81 +40 28.0 4.203 3.314 +1.74 - 3.6 20.3 20.2/ 99 25.3 7.5 331/0.34 122 .64 13 08 15.86 +40 01.8 08 19.19 +39 52.4 4.197 3.353 +1.66 - 3.6 20.4 19.5/ 99 29.5 8.6 323/0.39 108 .84 23 08 32.51 +39 26.7 08 35.79 +39 16.3 4.179 3.393 +1.58 - 3.5 20.4 18.7/100 34.4 9.7 318/0.44 31 .00 Sept. 2 08 48.32 +38 52.3 08 51.54 +38 41.0 4.147 3.432 +1.49 - 3.3 20.4 17.8/100 39.7 10.8 313/0.50 142 .66 12 09 03.23 +38 19.9 09 06.39 +38 07.9 4.101 3.471 +1.39 - 3.0 20.5 16.7/ 99 45.5 11.9 310/0.55 80 .77 22 09 17.18 +37 50.9 09 20.30 +37 38.2 4.044 3.510 +1.29 - 2.5 20.5 15.5/ 98 51.6 13.0 307/0.61 54 .00 Oct. 2 09 30.09 +37 26.8 09 33.16 +37 13.5 3.974 3.548 +1.17 - 1.8 20.5 14.2/ 97 58.1 13.9 305/0.66 159 .70 12 09 41.86 +37 08.8 09 44.90 +36 55.0 3.894 3.587 +1.05 - 1.1 20.5 12.7/ 94 64.9 14.6 302/0.70 51 .69 22 09 52.40 +36 58.4 09 55.40 +36 44.2 3.806 3.625 +0.91 - 0.2 20.5 11.0/ 90 72.1 15.1 300/0.75 78 .00 Nov. 1 10 01.56 +36 57.0 10 04.53 +36 42.4 3.710 3.663 +0.76 + 0.8 20.5 9.2/ 84 79.6 15.5 297/0.78 152 .73 11 10 09.17 +37 05.4 10 12.11 +36 50.6 3.611 3.701 +0.59 + 1.9 20.5 7.3/ 75 87.4 15.5 294/0.80 27 .63 21 10 15.05 +37 24.5 10 17.98 +37 09.5 3.509 3.738 +0.39 + 3.0 20.5 5.5/ 57 95.7 15.2 291/0.81 105 .01 Dec. 1 10 18.97 +37 54.4 10 21.90 +37 39.2 3.410 3.775 +0.18 + 4.0 20.4 4.5/ 28 104.2 14.7 287/0.80 124 .78 11 10 20.75 +38 34.1 10 23.68 +38 18.9 3.318 3.812 -0.05 + 4.8 20.4 4.8/352 113.0 13.8 282/0.77 30 .59 21 10 20.20 +39 21.9 10 23.14 +39 06.7 3.236 3.849 -0.30 + 5.3 20.4 6.3/327 122.0 12.5 276/0.71 133 .01 31 10 17.20 +40 14.3 10 20.16 +39 59.2 3.168 3.885 -0.54 + 5.3 20.4 8.1/311 131.0 11.0 268/0.64 88 .84 2026 Jan. 10 10 11.81 +41 06.7 10 14.80 +40 51.8 3.121 3.921 -0.75 + 4.7 20.4 9.7/300 139.5 9.4 256/0.55 59 .56 20 10 04.27 +41 53.5 10 07.31 +41 38.8 3.097 3.957 -0.91 + 3.6 20.4 10.8/290 146.8 7.8 239/0.46 154 .01 30 09 55.10 +42 28.9 09 58.18 +42 14.6 3.099 3.992 -1.00 + 2.0 20.5 11.3/281 151.4 6.8 215/0.39 49 .89 Feb. 9 09 45.05 +42 48.2 09 48.17 +42 34.3 3.129 4.027 -1.00 + 0.1 20.5 11.1/271 152.0 6.6 187/0.38 92 .55 19 09 34.98 +42 48.9 09 38.15 +42 35.4 3.188 4.061 -0.92 - 1.8 20.6 10.3/261 148.2 7.4 163/0.43 135 .03 Mar. 1 09 25.78 +42 30.6 09 28.97 +42 17.4 3.273 4.095 -0.76 - 3.5 20.7 9.2/248 141.5 8.7 146/0.50 23 .93