250P/Larson Orbit by S. Nakano NK 5020 (2023) Last obs. 2025 02 21 (F51)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2025 May 16.73570 2.2727064 0.3980949 7.34 45.72055 73.30153 13.15155 0.200 2026 June 9.0 m1 = 13.5 + 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 13 55.85 +00 23.5 13 58.41 +00 08.9 2.899 2.760 +1.05 - 3.8 20.2 16.3/103 72.1 19.8 294/1.26 151 .84 2026 Jan. 10 14 06.39 -00 14.7 14 08.96 -00 28.9 2.804 2.796 +0.91 - 2.7 20.2 13.8/101 79.4 20.2 292/1.32 23 .56 20 14 15.44 -00 41.6 14 18.01 -00 55.4 2.706 2.832 +0.73 - 1.5 20.2 11.1/ 98 87.1 20.3 290/1.37 101 .01 30 14 22.77 -00 57.1 14 25.34 -01 10.6 2.606 2.869 +0.54 - 0.4 20.2 8.1/ 93 95.2 20.0 288/1.40 122 .89 Feb. 9 14 28.15 -01 01.3 14 30.73 -01 14.6 2.508 2.906 +0.32 + 0.7 20.1 4.9/ 82 103.8 19.3 286/1.40 20 .55 19 14 31.38 -00 54.9 14 33.96 -01 08.1 2.415 2.943 +0.09 + 1.6 20.1 2.1/ 40 112.8 18.0 283/1.36 130 .03 Mar. 1 14 32.29 -00 39.0 14 34.86 -00 52.1 2.331 2.981 -0.15 + 2.3 20.1 3.2/317 122.4 16.3 280/1.28 87 .93 11 14 30.82 -00 15.7 14 33.39 -00 28.8 2.259 3.019 -0.38 + 2.8 20.1 6.3/296 132.3 14.1 276/1.14 44 .54 21 14 27.06 +00 12.6 14 29.62 -00 00.8 2.205 3.057 -0.58 + 2.9 20.1 9.1/289 142.6 11.4 270/0.94 160 .05 31 14 21.30 +00 42.0 14 23.86 +00 28.4 2.173 3.096 -0.72 + 2.6 20.1 11.1/284 152.8 8.5 260/0.71 50 .95 Apr. 10 14 14.09 +01 08.4 14 16.64 +00 54.6 2.166 3.134 -0.80 + 1.9 20.1 12.2/279 161.9 5.7 241/0.48 77 .52 20 14 06.09 +01 28.1 14 08.64 +01 13.9 2.187 3.172 -0.80 + 0.9 20.2 12.0/274 166.6 4.2 200/0.35 141 .09 30 13 58.11 +01 37.5 14 00.66 +01 23.1 2.235 3.211 -0.72 - 0.3 20.3 10.8/268 162.7 5.4 158/0.44 18 .97 May 10 13 50.88 +01 34.8 13 53.43 +01 20.1 2.311 3.249 -0.59 - 1.6 20.4 9.0/260 154.0 7.8 137/0.62 114 .49 20 13 44.97 +01 19.4 13 47.52 +01 04.5 2.413 3.287 -0.42 - 2.8 20.6 6.9/246 144.3 10.4 127/0.79 100 .15 30 13 40.76 +00 51.7 13 43.31 +00 36.7 2.536 3.326 -0.23 - 3.9 20.7 5.2/222 134.5 12.6 122/0.91 33 .98 June 9 13 38.41 +00 13.3 13 40.97 -00 01.9 2.677 3.364 -0.05 - 4.8 20.9 4.8/189 125.0 14.3 118/0.99 149 .44 19 13 37.93 -00 34.3 13 40.49 -00 49.5 2.834 3.402 +0.13 - 5.5 21.1 5.8/160 115.9 15.6 116/1.02 63 .20 29 13 39.23 -01 29.4 13 41.80 -01 44.5 3.000 3.440 +0.29 - 6.1 21.3 7.5/144 107.1 16.4 114/1.01 63 .99 July 9 13 42.14 -02 30.1 13 44.72 -02 45.2 3.174 3.477 +0.44 - 6.5 21.4 9.2/135 98.7 16.8 112/0.98 166 .37 19 13 46.49 -03 35.3 13 49.09 -03 50.2 3.352 3.515 +0.56 - 6.8 21.6 10.8/129 90.7 16.8 111/0.93 31 .26 29 13 52.12 -04 43.5 13 54.73 -04 58.2 3.531 3.552 +0.67 - 7.0 21.7 12.2/125 82.9 16.5 110/0.87 91 1.00 Aug. 8 13 58.84 -05 53.7 14 01.46 -06 08.2 3.708 3.589 +0.77 - 7.1 21.9 13.5/122 75.4 15.9 109/0.80 139 .29 18 14 06.51 -07 05.1 14 09.15 -07 19.2 3.881 3.625 +0.85 - 7.1 22.0 14.5/120 68.0 15.0 108/0.73 10 .30 28 14 15.00 -08 16.6 14 17.66 -08 30.5 4.047 3.662 +0.92 - 7.1 22.2 15.4/118 60.8 13.9 106/0.65 117 1.00 Sept. 7 14 24.19 -09 27.8 14 26.87 -09 41.2 4.205 3.698 +0.98 - 7.0 22.3 16.1/116 53.7 12.7 105/0.57 108 .21 17 14 33.99 -10 37.8 14 36.68 -10 50.8 4.352 3.734 +1.03 - 6.8 22.4 16.6/114 46.6 11.3 104/0.49 25 .33 27 14 44.29 -11 46.2 14 47.01 -11 58.7 4.487 3.769 +1.07 - 6.6 22.5 17.0/113 39.6 9.8 103/0.41 144 1.00 Oct. 7 14 55.01 -12 52.4 14 57.75 -13 04.4 4.608 3.804 +1.11 - 6.3 22.6 17.4/112 32.6 8.1 101/0.34 78 .15 17 15 06.08 -13 56.0 15 08.84 -14 07.4 4.713 3.839 +1.14 - 6.0 22.7 17.5/110 25.6 6.5 99/0.26 47 .34 27 15 17.41 -14 56.5 15 20.20 -15 07.3 4.802 3.873 +1.15 - 5.6 22.8 17.6/109 18.7 4.7 95/0.19 169 .99 Nov. 6 15 28.92 -15 53.5 15 31.74 -16 03.7 4.873 3.907 +1.16 - 5.3 22.9 17.6/108 11.7 3.0 89/0.12 50 .11 16 15 40.55 -16 46.9 15 43.39 -16 56.3 4.926 3.941 +1.17 - 4.9 22.9 17.4/107 5.0 1.3 70/0.05 69 .36 26 15 52.19 -17 36.2 15 55.05 -17 45.0 4.959 3.975 +1.16 - 4.5 23.0 17.1/106 3.9 1.0 321/0.04 157 .97 Dec. 6 16 03.76 -18 21.5 16 06.65 -18 29.5 4.972 4.008 +1.14 - 4.0 23.0 16.7/104 10.5 2.6 294/0.10 25 .09 16 16 15.17 -19 02.6 16 18.08 -19 09.9 4.966 4.040 +1.12 - 3.6 23.0 16.2/103 17.8 4.3 287/0.17 93 .38 26 16 26.31 -19 39.5 16 29.23 -19 46.1 4.941 4.072 +1.08 - 3.2 23.1 15.5/102 25.2 5.9 283/0.23 127 .94 2027 Jan. 5 16 37.06 -20 12.4 16 40.01 -20 18.2 4.896 4.104 +1.03 - 2.8 23.1 14.7/102 32.8 7.5 281/0.29 7 .07 15 16 47.32 -20 41.4 16 50.29 -20 46.5 4.834 4.136 +0.96 - 2.5 23.1 13.7/101 40.5 8.9 279/0.35 120 .41 25 16 56.95 -21 06.9 16 59.92 -21 11.3 4.755 4.167 +0.89 - 2.2 23.1 12.6/100 48.4 10.2 277/0.41 97 .91 Feb. 4 17 05.81 -21 29.2 17 08.80 -21 33.0 4.661 4.197 +0.80 - 1.9 23.1 11.3/100 56.5 11.3 276/0.46 28 .06 14 17 13.76 -21 48.8 17 16.76 -21 52.0 4.554 4.228 +0.69 - 1.7 23.1 9.7/100 64.7 12.2 275/0.51 150 .46 24 17 20.64 -22 06.3 17 23.65 -22 09.0 4.437 4.257 +0.57 - 1.5 23.0 8.0/101 73.2 12.9 274/0.55 67 .88 Mar. 6 17 26.31 -22 22.1 17 29.33 -22 24.4 4.313 4.287 +0.43 - 1.4 23.0 6.1/104 81.9 13.2 273/0.58 55 .05