C/2021 P4 (ATLAS) Orbit by S. Nakano NK 4632 (2022) Observed in 1st half of 2022
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2022 July 30.37477 1.0804578 0.9966252 175.82059 348.09463 56.31085 0.200 2022 Aug. 9.0 m1 = 9.0 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2022 Jan. 1 22 36.32 +52 17.3 22 38.37 +52 32.9 2.981 3.156 +0.81 - 5.4 16.4 9.2/125 91.0 18.2 52/1.13 106 .05 11 22 44.35 +51 23.0 22 46.47 +51 38.8 2.963 3.045 +1.05 - 3.3 16.2 10.4/108 85.3 18.8 45/1.17 58 .62 21 22 54.81 +50 49.4 22 56.99 +51 05.5 2.941 2.932 +1.28 - 1.2 16.0 12.1/ 94 79.9 19.3 39/1.21 114 .91 31 23 07.54 +50 37.2 23 09.79 +50 53.5 2.914 2.819 +1.50 + 0.9 15.8 14.2/ 85 74.7 19.7 34/1.24 89 .02 Feb. 10 23 22.50 +50 46.3 23 24.84 +51 02.8 2.880 2.706 +1.74 + 3.0 15.6 16.6/ 78 70.0 20.0 29/1.28 62 .63 20 23 39.76 +51 16.0 23 42.21 +51 32.7 2.838 2.591 +1.99 + 4.9 15.4 19.1/ 73 65.6 20.3 24/1.32 128 .88 Mar. 2 23 59.58 +52 04.7 00 02.15 +52 21.4 2.786 2.475 +2.29 + 6.5 15.2 21.7/ 70 61.7 20.6 20/1.36 71 .01 12 00 22.34 +53 10.2 00 25.05 +53 26.8 2.726 2.359 +2.65 + 7.8 14.9 24.5/ 69 58.3 21.0 17/1.41 70 .64 22 00 48.60 +54 28.7 00 51.50 +54 45.0 2.657 2.243 +3.08 + 8.5 14.6 27.5/ 69 55.2 21.4 15/1.47 134 .84 Apr. 1 01 19.19 +55 54.7 01 22.32 +56 10.3 2.581 2.126 +3.61 + 8.4 14.3 30.8/ 70 52.5 21.9 13/1.54 57 .00 11 01 55.04 +57 19.9 01 58.46 +57 34.5 2.499 2.010 +4.23 + 7.0 14.0 34.2/ 74 50.1 22.5 13/1.63 78 .66 21 02 37.07 +58 31.9 02 40.80 +58 44.8 2.414 1.894 +4.89 + 3.9 13.7 37.9/ 79 47.9 23.2 16/1.74 134 .77 May 1 03 25.68 +59 13.2 03 29.72 +59 23.5 2.329 1.779 +5.45 - 1.4 13.3 41.7/ 86 45.8 23.9 20/1.85 46 .00 11 04 19.97 +59 02.8 04 24.23 +59 09.7 2.245 1.666 +5.72 - 8.7 13.0 45.7/ 95 43.6 24.7 26/1.97 85 .69 21 05 17.14 +57 39.6 05 21.43 +57 42.6 2.167 1.556 +5.59 -17.4 12.6 49.6/105 41.2 25.4 34/2.09 131 .70 31 06 13.18 +54 50.2 06 17.32 +54 49.1 2.098 1.451 +5.11 -26.1 12.2 53.2/114 38.6 25.8 42/2.19 34 .00 June 10 07 04.59 +50 32.8 07 08.45 +50 28.0 2.041 1.353 +4.47 -33.9 11.9 56.4/123 35.7 26.0 50/2.26 94 .74 20 07 49.61 +44 56.6 07 53.16 +44 48.8 1.998 1.265 +3.83 -40.2 11.5 58.9/130 32.5 25.6 59/2.27 126 .62 30 08 28.24 +38 17.0 08 31.50 +38 06.9 1.971 1.190 +3.29 -44.7 11.2 60.4/135 29.1 24.5 68/2.21 19 .01 July 10 09 01.35 +30 52.0 09 04.37 +30 40.0 1.959 1.131 +2.86 -47.5 11.0 61.0/139 25.6 22.9 78/2.08 105 .80 20 09 30.10 +22 58.6 09 32.95 +22 45.3 1.961 1.094 +2.55 -48.8 10.9 60.7/142 22.5 20.9 90/1.90 118 .56 30 09 55.69 +14 52.1 09 58.40 +14 37.7 1.975 1.080 +2.34 -48.8 10.8 59.7/144 20.2 18.9 104/1.72 7 .02 Aug. 9 10 19.15 +06 44.5 10 21.76 +06 29.3 1.999 1.092 +2.22 -48.0 10.9 58.4/145 19.1 17.7 121/1.59 118 .86 19 10 41.37 -01 15.2 10 43.92 -01 30.9 2.031 1.128 +2.17 -46.6 11.1 56.8/145 19.4 17.3 139/1.54 109 .52 29 11 03.14 -09 00.8 11 05.66 -09 17.0 2.071 1.184 +2.19 -44.8 11.3 55.1/145 21.0 17.8 154/1.55 18 .03 Sept. 8 11 25.09 -16 28.3 11 27.60 -16 44.8 2.119 1.259 +2.27 -42.6 11.6 53.3/144 23.3 18.5 166/1.57 128 .92 18 11 47.78 -23 34.4 11 50.32 -23 51.1 2.175 1.346 +2.40 -40.2 12.0 51.4/143 26.0 19.1 175/1.59 102 .49 28 12 11.72 -30 16.6 12 14.32 -30 33.2 2.239 1.443 +2.58 -37.5 12.3 49.4/141 28.8 19.5 181/1.58 31 .05 Oct. 8 12 37.38 -36 31.8 12 40.08 -36 48.3 2.312 1.548 +2.80 -34.5 12.7 47.2/139 31.3 19.6 186/1.54 133 .96 18 13 05.24 -42 17.1 13 08.09 -42 33.1 2.395 1.657 +3.08 -31.1 13.1 45.0/136 33.5 19.4 190/1.47 98 .47 28 13 35.79 -47 29.2 13 38.86 -47 44.4 2.485 1.770 +3.40 -27.5 13.5 42.7/133 35.3 18.9 192/1.39 40 .08 Nov. 7 14 09.48 -52 04.9 14 12.82 -52 18.9 2.582 1.885 +3.75 -23.4 13.8 40.3/129 36.8 18.4 194/1.30 136 .98 17 14 46.63 -56 00.8 14 50.30 -56 13.2 2.684 2.001 +4.10 -19.1 14.2 37.9/125 38.0 17.7 194/1.21 93 .46 27 15 27.29 -59 14.4 15 31.34 -59 24.6 2.791 2.117 +4.41 -14.7 14.5 35.5/119 39.0 17.1 194/1.13 49 .13 Dec. 7 16 11.03 -61 43.9 16 15.44 -61 51.4 2.899 2.234 +4.61 -10.2 14.8 33.2/113 39.8 16.4 194/1.05 140 .99 17 16 56.80 -63 29.3 17 01.52 -63 33.7 3.008 2.350 +4.65 - 6.1 15.1 31.0/106 40.7 15.8 192/0.98 84 .44 27 17 43.09 -64 33.4 17 47.99 -64 34.4 3.114 2.466 +4.51 - 2.5 15.4 28.9/100 41.6 15.3 191/0.92 62 .18 2023 Jan. 6 18 28.14 -65 01.5 18 33.07 -64 59.3 3.216 2.582 +4.23 + 0.3 15.7 26.8/ 94 42.7 15.0 191/0.87 142 .99 16 19 10.53 -65 01.1 19 15.36 -64 55.9 3.313 2.697 +3.87 + 2.3 15.9 24.8/ 89 44.2 14.7 191/0.83 72 .41 26 19 49.41 -64 40.4 19 54.04 -64 32.6 3.403 2.811 +3.48 + 3.5 16.1 22.9/ 85 46.1 14.6 192/0.80 78 .23 Feb. 5 20 24.43 -64 07.3 20 28.82 -63 57.3 3.484 2.924 +3.10 + 4.1 16.4 21.1/ 82 48.4 14.6 194/0.78 139 .99 15 20 55.71 -63 28.3 20 59.86 -63 16.6 3.556 3.036 +2.76 + 4.1 16.6 19.3/ 81 51.2 14.7 196/0.77 56 .36 25 21 23.57 -62 49.1 21 27.48 -62 36.1 3.618 3.147 +2.46 + 3.6 16.8 17.5/ 81 54.4 14.8 199/0.77 96 .27 Mar. 7 21 48.35 -62 14.0 21 52.05 -61 59.9 3.670 3.257 +2.19 + 2.8 17.0 15.8/ 82 58.1 15.0 202/0.77 129 1.00 17 22 10.44 -61 46.3 22 13.93 -61 31.4 3.712 3.367 +1.95 + 1.8 17.1 14.1/ 85 62.3 15.2 206/0.77 44 .29 27 22 30.10 -61 28.7 22 33.43 -61 13.2 3.745 3.475 +1.73 + 0.6 17.3 12.5/ 89 66.8 15.3 209/0.77 113 .30 Apr. 6 22 47.53 -61 23.1 22 50.71 -61 07.2 3.769 3.582 +1.52 - 0.7 17.4 11.0/ 96 71.7 15.4 213/0.77 111 1.00 16 23 02.88 -61 30.8 23 05.93 -61 14.6 3.786 3.689 +1.32 - 2.2 17.6 9.7/105 76.8 15.4 218/0.76 46 .22 26 23 16.16 -61 53.0 23 19.10 -61 36.5 3.798 3.795 +1.10 - 3.7 17.7 8.6/116 82.2 15.2 222/0.75 127 .32 May 6 23 27.30 -62 29.9 23 30.15 -62 13.3 3.807 3.899 +0.88 - 5.1 17.8 7.9/131 87.7 15.0 227/0.74 89 1.00 16 23 36.15 -63 21.2 23 38.93 -63 04.6 3.815 4.003 +0.62 - 6.5 17.9 7.7/148 93.4 14.6 233/0.72 65 .15