413P/Larson Orbit by S. Nakano CBET 4910 (2021) Observed in 2nd half of 2021
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2021 July 20.45611 2.1412016 0.4233424 7.15 186.16911 39.00369 15.97802 0.200 2022 Aug. 9.0 m1 = 11.0 + 5 log Delta + 15.0 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2022 Jan. 1 18 44.93 -33 08.9 18 48.21 -33 05.5 3.426 2.464 +2.34 + 1.2 19.5 29.4/ 89 10.1 4.0 177/0.22 26 .05 11 19 08.34 -32 58.5 19 11.59 -32 53.5 3.455 2.499 +2.28 + 2.2 19.7 28.8/ 87 11.6 4.5 201/0.25 108 .62 21 19 31.14 -32 37.8 19 34.35 -32 31.2 3.473 2.535 +2.20 + 3.1 19.8 28.1/ 85 15.0 5.8 216/0.32 135 .91 31 19 53.21 -32 08.2 19 56.38 -32 00.2 3.482 2.572 +2.12 + 3.8 19.9 27.3/ 83 19.3 7.3 225/0.40 7 .02 Feb. 10 20 14.46 -31 31.5 20 17.58 -31 22.1 3.479 2.610 +2.03 + 4.3 20.0 26.4/ 82 24.1 8.9 230/0.49 126 .63 20 20 34.79 -30 49.4 20 37.87 -30 38.9 3.467 2.649 +1.93 + 4.7 20.0 25.5/ 81 29.3 10.5 233/0.58 113 .88 Mar. 2 20 54.17 -30 03.7 20 57.20 -29 52.2 3.443 2.688 +1.83 + 4.8 20.1 24.4/ 80 34.7 12.1 235/0.67 24 .01 12 21 12.54 -29 16.4 21 15.51 -29 03.9 3.409 2.728 +1.73 + 4.8 20.2 23.2/ 79 40.3 13.6 237/0.75 145 .64 22 21 29.83 -28 29.2 21 32.76 -28 15.9 3.364 2.769 +1.62 + 4.6 20.3 21.9/ 79 46.1 15.0 238/0.84 88 .84 Apr. 1 21 46.04 -27 43.8 21 48.92 -27 29.8 3.310 2.809 +1.50 + 4.2 20.3 20.5/ 79 52.1 16.3 239/0.92 48 .00 11 22 01.08 -27 02.2 22 03.92 -26 47.6 3.246 2.850 +1.38 + 3.7 20.4 18.9/ 80 58.3 17.4 240/1.00 164 .66 21 22 14.90 -26 26.0 22 17.70 -26 10.9 3.174 2.892 +1.25 + 3.0 20.4 17.1/ 81 64.7 18.3 241/1.07 60 .77 May 1 22 27.43 -25 56.8 22 30.20 -25 41.4 3.095 2.933 +1.11 + 2.1 20.5 15.2/ 83 71.4 19.0 242/1.14 73 .00 11 22 38.56 -25 36.2 22 41.31 -25 20.6 3.010 2.975 +0.96 + 1.1 20.5 13.1/ 86 78.3 19.4 244/1.19 165 .69 21 22 48.18 -25 25.7 22 50.90 -25 09.8 2.922 3.016 +0.79 - 0.1 20.5 10.8/ 91 85.5 19.5 245/1.23 30 .70 31 22 56.14 -25 26.5 22 58.85 -25 10.4 2.831 3.058 +0.61 - 1.3 20.5 8.4/ 99 93.1 19.3 247/1.26 99 .00 June 10 23 02.27 -25 39.3 23 04.96 -25 23.1 2.742 3.100 +0.41 - 2.5 20.6 6.1/114 101.0 18.8 250/1.26 138 .74 20 23 06.39 -26 04.4 23 09.08 -25 48.1 2.656 3.142 +0.19 - 3.7 20.6 4.5/145 109.3 17.8 253/1.23 15 .62 30 23 08.34 -26 41.1 23 11.03 -26 24.8 2.578 3.183 -0.04 - 4.7 20.6 4.7/186 117.9 16.4 256/1.17 128 .01 July 10 23 07.98 -27 27.8 23 10.67 -27 11.5 2.510 3.225 -0.27 - 5.3 20.6 6.4/214 126.9 14.6 261/1.07 102 .80 20 23 05.29 -28 21.1 23 07.99 -28 04.9 2.458 3.266 -0.49 - 5.6 20.7 8.5/229 136.0 12.5 269/0.93 46 .56 30 23 00.36 -29 16.6 23 03.08 -29 00.5 2.424 3.307 -0.68 - 5.2 20.7 10.3/239 144.9 10.2 279/0.77 158 .02 Aug. 9 22 53.51 -30 08.6 22 56.25 -29 52.6 2.414 3.348 -0.82 - 4.3 20.8 11.4/248 152.8 7.9 295/0.61 61 .86 19 22 45.30 -30 51.2 22 48.07 -30 35.3 2.428 3.388 -0.88 - 2.9 20.9 11.7/255 158.1 6.4 321/0.49 83 .52 29 22 36.45 -31 19.5 22 39.25 -31 03.9 2.470 3.429 -0.86 - 1.1 21.0 11.1/264 158.3 6.2 353/0.47 150 .03 Sept. 8 22 27.80 -31 30.4 22 30.63 -31 15.0 2.538 3.469 -0.77 + 0.7 21.1 9.9/274 153.4 7.5 19/0.54 21 .92 18 22 20.12 -31 23.0 22 22.96 -31 07.9 2.633 3.509 -0.61 + 2.4 21.3 8.2/287 145.6 9.3 36/0.65 119 .49 28 22 13.99 -30 58.7 22 16.84 -30 43.7 2.751 3.548 -0.42 + 3.9 21.4 6.7/305 136.7 11.2 47/0.75 114 .05 Oct. 8 22 09.79 -30 19.8 22 12.65 -30 04.9 2.890 3.587 -0.21 + 5.1 21.6 5.8/331 127.5 12.8 54/0.82 29 .96 18 22 07.66 -29 29.1 22 10.51 -29 14.4 3.045 3.626 -0.01 + 6.0 21.8 6.0/359 118.4 14.0 59/0.85 151 .47 28 22 07.56 -28 29.5 22 10.40 -28 14.7 3.213 3.665 +0.18 + 6.6 22.0 7.1/ 20 109.4 14.8 63/0.86 77 .08 Nov. 7 22 09.35 -27 23.0 22 12.18 -27 08.2 3.390 3.703 +0.34 + 7.1 22.2 8.5/ 33 100.6 15.3 66/0.84 62 .98 17 22 12.81 -26 11.7 22 15.62 -25 56.7 3.573 3.740 +0.49 + 7.5 22.4 10.0/ 42 92.0 15.3 68/0.80 171 .46 27 22 17.72 -24 56.7 22 20.50 -24 41.5 3.757 3.778 +0.61 + 7.8 22.5 11.4/ 47 83.7 15.0 70/0.75 42 .13 Dec. 7 22 23.85 -23 39.0 22 26.60 -23 23.7 3.939 3.815 +0.71 + 8.0 22.7 12.7/ 51 75.6 14.5 71/0.69 92 .99 17 22 30.98 -22 19.4 22 33.71 -22 03.9 4.116 3.851 +0.79 + 8.1 22.9 13.7/ 54 67.6 13.7 73/0.63 149 .44 27 22 38.92 -20 58.4 22 41.63 -20 42.7 4.287 3.887 +0.86 + 8.2 23.0 14.6/ 56 59.9 12.6 75/0.56 11 .18 2023 Jan. 6 22 47.51 -19 36.7 22 50.20 -19 20.8 4.447 3.923 +0.91 + 8.2 23.1 15.3/ 58 52.3 11.4 76/0.49 118 .99 16 22 56.60 -18 14.5 22 59.26 -17 58.5 4.595 3.958 +0.94 + 8.2 23.3 15.8/ 59 44.8 10.1 78/0.41 122 .41 26 23 06.07 -16 52.4 23 08.71 -16 36.2 4.729 3.993 +0.97 + 8.2 23.4 16.2/ 60 37.5 8.6 81/0.34 22 .23 Feb. 5 23 15.80 -15 30.9 23 18.42 -15 14.4 4.847 4.027 +0.99 + 8.1 23.5 16.5/ 61 30.4 7.1 85/0.28 143 .99