C/2021 Y1 (ATLAS) Orbit by S. Nakano NK 4877 (2022) Last obs. 2023 06 16 (W68)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2023 Apr. 30.75135 2.0325483 1.0011503 245.83199 244.76736 77.19330 0.200 2024 Mar. 31.0 m1 = 7.5 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2023 Dec. 22 15 35.49 -48 22.7 15 39.07 -48 32.4 4.100 3.368 +1.39 + 0.7 15.8 13.9/ 88 37.1 10.2 240/0.47 136 .74 2024 Jan. 1 15 49.39 -48 16.2 15 53.01 -48 25.1 4.121 3.452 +1.23 + 0.7 16.0 12.2/ 88 41.9 11.0 248/0.50 93 .78 11 16 01.62 -48 10.4 16 05.27 -48 18.5 4.123 3.536 +1.05 + 0.6 16.1 10.5/ 88 47.6 11.9 255/0.55 39 .01 21 16 12.05 -48 05.1 16 15.73 -48 12.6 4.107 3.620 +0.85 + 0.6 16.2 8.6/ 87 54.2 12.7 260/0.59 156 .79 31 16 20.57 -48 00.0 16 24.26 -48 06.9 4.074 3.705 +0.65 + 0.6 16.2 6.5/ 86 61.4 13.5 265/0.63 68 .77 Feb. 10 16 27.02 -47 54.9 16 30.72 -48 01.4 4.026 3.790 +0.42 + 0.6 16.3 4.3/ 82 69.2 14.1 269/0.66 68 .00 20 16 31.21 -47 48.9 16 34.92 -47 55.1 3.967 3.876 +0.18 + 0.8 16.4 2.0/ 65 77.5 14.4 273/0.69 148 .82 Mar. 1 16 33.00 -47 40.7 16 36.70 -47 46.8 3.900 3.961 -0.08 + 1.2 16.4 1.4/327 86.3 14.5 277/0.70 41 .75 11 16 32.25 -47 28.7 16 35.94 -47 34.9 3.828 4.046 -0.34 + 1.8 16.5 3.9/298 95.5 14.1 282/0.70 103 .01 21 16 28.90 -47 10.5 16 32.57 -47 16.8 3.759 4.132 -0.59 + 2.7 16.5 6.6/294 105.1 13.5 287/0.67 119 .84 31 16 23.03 -46 43.1 16 26.68 -46 49.8 3.696 4.217 -0.82 + 3.9 16.6 9.3/294 115.0 12.4 292/0.63 20 .72 Apr. 10 16 14.90 -46 03.5 16 18.50 -46 10.8 3.646 4.302 -1.00 + 5.4 16.6 11.8/296 125.2 11.0 299/0.57 141 .02 20 16 04.96 -45 09.1 16 08.51 -45 17.0 3.615 4.388 -1.11 + 7.0 16.7 13.8/300 135.4 9.2 308/0.48 84 .86 30 15 53.89 -43 58.4 15 57.37 -44 07.0 3.608 4.473 -1.15 + 8.6 16.8 15.2/303 145.2 7.4 321/0.39 46 .66 May 10 15 42.45 -42 31.7 15 45.86 -42 41.0 3.631 4.558 -1.11 + 9.9 16.9 15.9/308 153.7 5.6 339/0.29 160 .05 20 15 31.42 -40 51.6 15 34.76 -41 01.6 3.685 4.643 -1.00 +10.9 17.0 15.8/313 158.8 4.5 8/0.23 47 .88 30 15 21.48 -39 02.6 15 24.75 -39 13.1 3.773 4.727 -0.85 +11.2 17.1 15.0/318 157.9 4.6 42/0.23 89 .58 June 9 15 13.08 -37 09.7 15 16.28 -37 20.7 3.893 4.812 -0.66 +11.1 17.3 13.7/324 151.8 5.7 67/0.28 127 .07 19 15 06.50 -35 18.4 15 09.64 -35 29.8 4.044 4.896 -0.48 +10.5 17.4 12.0/330 143.2 7.1 82/0.34 14 .90 29 15 01.78 -33 33.0 15 04.88 -33 44.6 4.223 4.980 -0.29 + 9.6 17.6 10.3/339 133.7 8.5 91/0.38 133 .49 July 9 14 58.88 -31 56.5 15 01.94 -32 08.3 4.425 5.064 -0.12 + 8.6 17.8 8.7/349 124.0 9.6 97/0.41 91 .09 19 14 57.68 -30 30.8 15 00.70 -30 42.7 4.645 5.147 +0.03 + 7.4 18.0 7.4/ 3 114.3 10.4 101/0.43 34 .92 29 14 57.97 -29 16.5 15 00.98 -29 28.4 4.878 5.231 +0.16 + 6.3 18.1 6.7/ 19 104.8 10.8 103/0.42 171 .40 Aug. 8 14 59.59 -28 13.4 15 02.58 -28 25.2 5.119 5.314 +0.28 + 5.3 18.3 6.4/ 35 95.5 10.9 105/0.41 57 .11 18 15 02.36 -27 20.8 15 05.34 -27 32.5 5.364 5.397 +0.37 + 4.3 18.5 6.6/ 49 86.4 10.8 107/0.39 69 .95 28 15 06.09 -26 37.7 15 09.06 -26 49.1 5.608 5.479 +0.45 + 3.5 18.6 7.0/ 60 77.5 10.4 108/0.36 147 .33 Sept. 7 15 10.64 -26 02.7 15 13.61 -26 13.9 5.848 5.562 +0.52 + 2.8 18.8 7.6/ 68 68.7 9.7 109/0.32 27 .13 17 15 15.87 -25 34.8 15 18.84 -25 45.7 6.078 5.644 +0.58 + 2.2 18.9 8.1/ 74 60.1 8.9 109/0.28 104 .98 27 15 21.65 -25 12.7 15 24.62 -25 23.3 6.296 5.726 +0.62 + 1.8 19.1 8.6/ 78 51.5 7.9 110/0.24 115 .28 Oct. 7 15 27.86 -24 55.3 15 30.83 -25 05.5 6.499 5.807 +0.65 + 1.4 19.2 9.0/ 81 43.0 6.7 110/0.20 4 .15 17 15 34.39 -24 41.5 15 37.37 -24 51.4 6.683 5.889 +0.68 + 1.1 19.3 9.3/ 83 34.5 5.5 111/0.16 139 1.00 27 15 41.15 -24 30.5 15 44.13 -24 39.9 6.847 5.970 +0.69 + 1.0 19.4 9.4/ 85 26.1 4.2 113/0.12 86 .25 Nov. 6 15 48.02 -24 21.3 15 51.01 -24 30.3 6.988 6.051 +0.69 + 0.9 19.5 9.5/ 85 17.6 2.8 116/0.08 33 .18 16 15 54.92 -24 13.2 15 57.91 -24 21.8 7.105 6.131 +0.68 + 0.8 19.6 9.4/ 85 9.4 1.5 126/0.04 173 1.00 26 16 01.74 -24 05.6 16 04.74 -24 13.8 7.197 6.212 +0.67 + 0.8 19.7 9.1/ 85 3.4 0.5 190/0.01 58 .24 Dec. 6 16 08.39 -23 57.9 16 11.40 -24 05.6 7.263 6.292 +0.64 + 0.9 19.8 8.8/ 85 9.1 1.4 261/0.04 65 .23 16 16 14.77 -23 49.6 16 17.77 -23 56.9 7.303 6.371 +0.60 + 1.0 19.9 8.3/ 84 17.6 2.7 272/0.07 154 .99 26 16 20.77 -23 40.3 16 23.78 -23 47.2 7.317 6.451 +0.55 + 1.1 19.9 7.7/ 82 26.4 3.9 275/0.10 31 .23 2025 Jan. 5 16 26.29 -23 29.6 16 29.30 -23 36.1 7.308 6.530 +0.49 + 1.3 20.0 6.9/ 80 35.3 5.0 276/0.13 99 .28 15 16 31.22 -23 17.2 16 34.23 -23 23.4 7.277 6.609 +0.42 + 1.5 20.0 6.0/ 76 44.4 6.0 277/0.16 123 .99 25 16 35.48 -23 02.9 16 38.48 -23 08.8 7.225 6.688 +0.35 + 1.7 20.0 5.1/ 71 53.6 6.8 277/0.18 4 .22 Feb. 4 16 38.94 -22 46.5 16 41.94 -22 52.1 7.157 6.766 +0.26 + 1.9 20.1 4.0/ 62 63.0 7.5 277/0.20 135 .35 14 16 41.52 -22 27.7 16 44.52 -22 33.2 7.075 6.845 +0.16 + 2.1 20.1 3.1/ 47 72.6 7.9 277/0.22 91 .98 24 16 43.15 -22 06.6 16 46.14 -22 12.0 6.985 6.923 +0.06 + 2.4 20.1 2.5/ 19 82.3 8.1 277/0.23 31 .19 Mar. 6 16 43.75 -21 42.8 16 46.73 -21 48.2 6.890 7.000 -0.05 + 2.6 20.1 2.7/346 92.3 8.1 277/0.23 171 .42 16 16 43.29 -21 16.5 16 46.26 -21 21.9 6.797 7.078 -0.15 + 2.9 20.2 3.6/323 102.4 7.9 277/0.22 59 .97 26 16 41.77 -20 47.5 16 44.74 -20 53.0 6.710 7.155 -0.26 + 3.1 20.2 4.8/311 112.8 7.4 277/0.21 66 .16