C/2023 A3 (Tsuchinshan-ATLAS) Orbit by S. Nakano NK 5343 (2024) Observed in 1st half of 2025
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2024 Sep. 27.74373 0.3914572 1.0000994 308.50028 21.57027 139.11140 0.200 2025 May 5.0 m1 = 5.5 + 5 log Delta + 8.5 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2024 Dec. 26 19 33.49 +05 45.4 19 35.95 +05 52.1 2.606 1.883 +0.93 + 4.8 9.9 14.7/ 71 34.8 17.3 32/1.22 82 .23 2025 Jan. 5 19 42.79 +06 32.9 19 45.23 +06 40.2 2.817 2.039 +0.84 + 5.6 10.4 13.8/ 66 31.1 14.4 19/0.95 55 .28 15 19 51.24 +07 28.8 19 53.68 +07 36.6 3.000 2.190 +0.76 + 6.4 10.8 13.0/ 60 28.8 12.5 3/0.78 148 .99 25 19 58.89 +08 32.7 20 01.31 +08 41.0 3.154 2.337 +0.68 + 7.2 11.1 12.4/ 54 28.5 11.6 346/0.69 62 .22 Feb. 4 20 05.71 +09 44.4 20 08.11 +09 53.2 3.280 2.480 +0.59 + 7.9 11.4 11.8/ 47 30.4 11.6 330/0.66 81 .35 14 20 11.61 +11 03.5 20 13.99 +11 12.6 3.380 2.621 +0.49 + 8.6 11.7 11.2/ 40 34.0 12.2 315/0.68 136 .98 24 20 16.51 +12 29.5 20 18.86 +12 39.0 3.454 2.758 +0.37 + 9.3 11.9 10.8/ 30 39.1 13.1 303/0.71 45 .19 Mar. 6 20 20.26 +14 02.1 20 22.60 +14 11.8 3.505 2.892 +0.24 + 9.8 12.1 10.5/ 20 45.2 14.1 293/0.75 107 .42 16 20 22.72 +15 40.4 20 25.03 +15 50.2 3.534 3.024 +0.10 +10.3 12.3 10.4/ 8 51.9 15.0 285/0.80 115 .97 26 20 23.72 +17 23.4 20 26.00 +17 33.3 3.545 3.153 -0.07 +10.6 12.5 10.7/355 59.2 15.8 278/0.83 39 .16 Apr. 5 20 23.06 +19 09.9 20 25.31 +19 19.7 3.541 3.280 -0.25 +10.8 12.6 11.3/342 66.9 16.3 272/0.86 129 .49 15 20 20.55 +20 57.6 20 22.76 +21 07.3 3.527 3.405 -0.46 +10.6 12.8 12.4/329 74.9 16.5 265/0.88 91 .96 25 20 16.01 +22 44.0 20 18.18 +22 53.4 3.506 3.529 -0.68 +10.1 12.9 13.7/318 83.0 16.4 259/0.88 56 .11 May 5 20 09.28 +24 25.6 20 11.42 +24 34.6 3.485 3.650 -0.90 + 9.2 13.0 15.3/307 91.3 16.0 252/0.86 133 .54 15 20 00.33 +25 57.9 20 02.42 +26 06.3 3.469 3.769 -1.11 + 7.7 13.1 16.8/298 99.5 15.3 244/0.83 68 .95 25 19 49.23 +27 16.0 19 51.28 +27 23.7 3.463 3.887 -1.30 + 5.8 13.2 18.2/289 107.4 14.4 234/0.78 85 .07 June 4 19 36.25 +28 14.7 19 38.27 +28 21.5 3.473 4.003 -1.44 + 3.4 13.3 19.2/281 114.7 13.3 224/0.72 115 .58 14 19 21.92 +28 49.4 19 23.90 +28 55.3 3.503 4.118 -1.50 + 0.7 13.4 19.7/273 120.9 12.2 211/0.66 55 .93 24 19 06.89 +28 57.5 19 08.87 +29 02.4 3.557 4.232 -1.49 - 2.0 13.6 19.7/265 125.7 11.2 197/0.60 114 .03 July 4 18 51.98 +28 38.4 18 53.95 +28 42.2 3.638 4.344 -1.40 - 4.5 13.7 19.1/257 128.4 10.6 181/0.55 89 .61 14 18 37.94 +27 54.4 18 39.92 +27 57.3 3.748 4.454 -1.25 - 6.5 13.9 17.9/249 128.7 10.3 164/0.52 65 .89 24 18 25.40 +26 49.9 18 27.40 +26 51.8 3.884 4.564 -1.06 - 8.1 14.1 16.4/241 126.7 10.3 149/0.50 125 .01 Aug. 3 18 14.76 +25 30.0 18 16.79 +25 31.2 4.046 4.672 -0.85 - 9.0 14.2 14.7/233 122.7 10.5 135/0.49 64 .64 13 18 06.22 +24 00.8 18 08.28 +24 01.3 4.230 4.779 -0.64 - 9.4 14.4 12.9/223 117.3 10.9 123/0.49 92 .84 23 17 59.79 +22 27.2 18 01.89 +22 27.3 4.432 4.885 -0.44 - 9.4 14.6 11.2/213 110.9 11.1 113/0.48 111 .00 Sept. 2 17 55.37 +20 53.7 17 57.51 +20 53.4 4.650 4.991 -0.26 - 9.0 14.8 9.7/202 104.0 11.3 104/0.46 50 .66 12 17 52.78 +19 23.4 17 54.95 +19 23.0 4.877 5.095 -0.09 - 8.5 15.0 8.6/189 96.8 11.3 97/0.44 119 .77 22 17 51.80 +17 58.8 17 54.01 +17 58.3 5.110 5.198 +0.05 - 7.7 15.1 7.8/175 89.4 11.1 90/0.42 89 .00 Oct. 2 17 52.23 +16 41.3 17 54.46 +16 40.8 5.345 5.300 +0.16 - 6.9 15.3 7.3/161 82.0 10.8 84/0.39 54 .70 12 17 53.85 +15 32.2 17 56.10 +15 31.8 5.577 5.401 +0.26 - 6.0 15.5 7.1/148 74.7 10.3 78/0.35 136 .69 22 17 56.46 +14 31.9 17 58.73 +14 31.7 5.803 5.502 +0.34 - 5.1 15.6 7.1/135 67.6 9.6 71/0.32 66 .00 Nov. 1 17 59.87 +13 40.7 18 02.16 +13 40.8 6.019 5.601 +0.41 - 4.1 15.8 7.2/125 60.7 8.9 65/0.29 72 .73 11 18 03.93 +12 59.0 18 06.23 +12 59.3 6.222 5.700 +0.45 - 3.2 15.9 7.4/116 54.2 8.1 57/0.25 131 .63 21 18 08.46 +12 26.5 18 10.78 +12 27.2 6.409 5.798 +0.49 - 2.3 16.0 7.5/108 48.2 7.3 48/0.22 48 .01 Dec. 1 18 13.34 +12 03.2 18 15.66 +12 04.3 6.579 5.895 +0.51 - 1.4 16.1 7.6/100 42.9 6.5 38/0.19 95 .78 11 18 18.42 +11 48.9 18 20.75 +11 50.4 6.728 5.992 +0.52 - 0.5 16.2 7.6/ 94 38.7 5.9 26/0.17 112 .59 21 18 23.57 +11 43.4 18 25.90 +11 45.2 6.856 6.087 +0.51 + 0.3 16.3 7.5/ 87 36.0 5.4 12/0.16 39 .01 31 18 28.68 +11 46.4 18 31.01 +11 48.5 6.962 6.183 +0.49 + 1.1 16.4 7.3/ 81 35.0 5.2 357/0.15 120 .84 2026 Jan. 10 18 33.62 +11 57.4 18 35.95 +11 59.9 7.046 6.277 +0.47 + 1.9 16.5 7.1/ 74 36.0 5.3 341/0.15 91 .56 20 18 38.28 +12 16.1 18 40.60 +12 18.9 7.107 6.371 +0.43 + 2.6 16.6 6.8/ 67 38.9 5.6 327/0.15 47 .01 30 18 42.54 +12 41.9 18 44.85 +12 45.1 7.146 6.464 +0.37 + 3.3 16.7 6.4/ 59 43.2 6.0 315/0.16 138 .89 Feb. 9 18 46.30 +13 14.3 18 48.60 +13 17.7 7.166 6.556 +0.31 + 3.8 16.7 6.0/ 50 48.7 6.5 304/0.18 70 .55 19 18 49.45 +13 52.5 18 51.74 +13 56.2 7.167 6.648 +0.24 + 4.3 16.8 5.6/ 39 54.9 7.0 296/0.19 68 .03 Mar. 1 18 51.88 +14 35.8 18 54.16 +14 39.7 7.151 6.739 +0.16 + 4.7 16.8 5.3/ 26 61.8 7.4 288/0.20 135 .93