164P/Christensen Orbit by T. Kobayashi NK 4983 (2022) Observed in 2nd half of 2024
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2025 May 27.41529 1.6751011 0.5412623 6.98 325.95409 88.26892 16.27739 0.200 2025 May 5.0 m1 = 11.0 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2024 Dec. 26 21 54.52 -26 13.4 21 57.36 -25 59.1 2.704 2.194 +1.91 +11.7 16.6 28.4/ 67 49.3 19.9 81/1.35 104 .23 2025 Jan. 5 22 13.65 -24 16.8 22 16.43 -24 01.9 2.732 2.139 +1.99 +12.8 16.5 30.3/ 66 44.2 18.7 82/1.26 24 .28 15 22 33.56 -22 09.6 22 36.29 -21 54.1 2.752 2.087 +2.05 +13.8 16.4 31.9/ 65 39.3 17.4 83/1.16 154 .99 25 22 54.15 -19 52.0 22 56.82 -19 35.9 2.765 2.035 +2.11 +14.8 16.3 33.5/ 65 34.8 16.0 85/1.07 87 .22 Feb. 4 23 15.34 -17 24.3 23 17.97 -17 07.8 2.770 1.986 +2.17 +15.7 16.2 35.0/ 64 30.6 14.6 87/0.98 46 .35 14 23 37.07 -14 47.4 23 39.66 -14 30.8 2.770 1.939 +2.22 +16.5 16.1 36.4/ 64 26.7 13.2 90/0.88 167 .98 24 23 59.31 -12 02.3 00 01.87 -11 45.6 2.765 1.895 +2.27 +17.2 16.0 37.7/ 63 23.1 11.8 93/0.79 72 .19 Mar. 6 00 22.06 -09 10.2 00 24.60 -08 53.6 2.756 1.853 +2.33 +17.7 15.9 38.9/ 63 19.8 10.4 98/0.70 66 .42 16 00 45.32 -06 12.9 00 47.86 -05 56.6 2.745 1.815 +2.38 +18.0 15.8 39.9/ 63 16.7 9.1 103/0.61 167 .97 26 01 09.11 -03 12.2 01 11.65 -02 56.3 2.732 1.781 +2.44 +18.1 15.7 40.8/ 64 14.0 7.8 111/0.53 57 .16 Apr. 5 01 33.46 -00 10.3 01 36.02 +00 05.0 2.719 1.751 +2.50 +18.0 15.6 41.5/ 64 11.7 6.6 120/0.45 83 .49 15 01 58.39 +02 50.4 02 00.99 +03 04.8 2.706 1.725 +2.56 +17.6 15.5 42.1/ 65 9.7 5.6 133/0.39 159 .96 25 02 23.93 +05 47.2 02 26.57 +06 00.6 2.694 1.705 +2.62 +16.9 15.5 42.5/ 66 8.2 4.8 150/0.33 42 .11 May 5 02 50.10 +08 37.4 02 52.77 +08 49.6 2.684 1.689 +2.68 +15.9 15.4 42.7/ 68 7.4 4.4 171/0.31 96 .54 15 03 16.85 +11 18.1 03 19.58 +11 28.9 2.676 1.680 +2.74 +14.7 15.4 42.7/ 69 7.5 4.5 193/0.31 149 .95 25 03 44.18 +13 46.8 03 46.97 +13 56.0 2.671 1.675 +2.79 +13.2 15.4 42.5/ 71 8.4 5.1 213/0.35 26 .07 June 4 04 12.00 +16 00.9 04 14.85 +16 08.4 2.667 1.677 +2.83 +11.6 15.4 42.1/ 73 9.9 6.0 230/0.42 108 .58 14 04 40.20 +17 58.5 04 43.11 +18 04.1 2.665 1.684 +2.85 + 9.8 15.4 41.6/ 75 11.9 7.1 242/0.50 137 .93 24 05 08.66 +19 38.0 05 11.61 +19 41.6 2.664 1.697 +2.86 + 7.9 15.4 40.9/ 78 14.2 8.4 252/0.59 10 .03 July 4 05 37.18 +20 58.5 05 40.16 +21 00.1 2.663 1.715 +2.84 + 5.9 15.5 40.1/ 80 16.7 9.8 260/0.68 119 .61 14 06 05.56 +22 00.0 06 08.57 +21 59.4 2.662 1.738 +2.81 + 4.1 15.5 39.2/ 83 19.5 11.3 267/0.78 122 .89 24 06 33.62 +22 42.7 06 36.64 +22 40.2 2.660 1.766 +2.75 + 2.3 15.6 38.1/ 85 22.6 12.8 272/0.89 13 .01 Aug. 3 07 01.13 +23 08.0 07 04.15 +23 03.5 2.656 1.798 +2.68 + 0.8 15.7 36.9/ 87 25.9 14.2 277/0.99 132 .64 13 07 27.92 +23 17.6 07 30.92 +23 11.2 2.648 1.834 +2.59 - 0.6 15.7 35.7/ 90 29.4 15.7 281/1.09 103 .84 23 07 53.82 +23 13.5 07 56.80 +23 05.5 2.637 1.874 +2.48 - 1.7 15.8 34.4/ 92 33.2 17.2 285/1.20 30 .00 Sept. 2 08 18.71 +22 58.4 08 21.65 +22 48.9 2.621 1.917 +2.37 - 2.5 15.9 32.9/ 93 37.2 18.6 288/1.30 146 .66 12 08 42.46 +22 35.1 08 45.37 +22 24.1 2.599 1.963 +2.25 - 3.0 16.0 31.4/ 94 41.6 19.9 290/1.40 81 .77 22 09 05.01 +22 06.2 09 07.88 +21 54.1 2.571 2.011 +2.12 - 3.2 16.1 29.8/ 95 46.2 21.1 292/1.50 48 .00 Oct. 2 09 26.27 +21 34.9 09 29.10 +21 21.8 2.536 2.062 +1.99 - 3.2 16.2 28.0/ 96 51.2 22.2 293/1.59 164 .70 12 09 46.18 +21 04.0 09 48.97 +20 50.0 2.494 2.114 +1.85 - 2.8 16.2 26.1/ 95 56.5 23.2 295/1.68 56 .69 22 10 04.68 +20 36.5 10 07.44 +20 21.8 2.446 2.167 +1.70 - 2.2 16.3 24.0/ 94 62.2 24.0 295/1.77 68 .00 Nov. 1 10 21.67 +20 15.4 10 24.40 +20 00.1 2.390 2.222 +1.54 - 1.2 16.4 21.7/ 93 68.2 24.5 295/1.85 170 .73 11 10 37.05 +20 03.3 10 39.75 +19 47.7 2.329 2.278 +1.36 0.0 16.4 19.2/ 90 74.7 24.8 295/1.91 31 .63 21 10 50.68 +20 03.2 10 53.36 +19 47.3 2.262 2.334 +1.17 + 1.4 16.5 16.5/ 85 81.7 24.8 295/1.96 90 .01 Dec. 1 11 02.35 +20 17.7 11 05.01 +20 01.5 2.193 2.392 +0.95 + 3.1 16.5 13.7/ 77 89.2 24.3 294/1.98 143 .78 11 11 11.87 +20 48.7 11 14.52 +20 32.3 2.123 2.449 +0.71 + 4.9 16.5 11.1/ 63 97.2 23.5 292/1.98 14 .59 21 11 18.98 +21 37.8 11 21.62 +21 21.3 2.054 2.507 +0.44 + 6.7 16.6 9.1/ 42 105.7 22.2 289/1.93 117 .01 31 11 23.41 +22 45.1 11 26.04 +22 28.6 1.992 2.565 +0.15 + 8.4 16.6 8.6/ 14 114.8 20.4 286/1.82 109 .84 2026 Jan. 10 11 24.94 +24 08.9 11 27.57 +23 52.4 1.939 2.623 -0.15 + 9.6 16.6 9.8/348 124.3 18.0 281/1.66 36 .56 20 11 23.44 +25 45.1 11 26.09 +25 28.6 1.901 2.681 -0.44 +10.2 16.7 11.8/330 134.1 15.3 274/1.43 147 .01 30 11 19.00 +27 26.5 11 21.67 +27 10.1 1.882 2.738 -0.69 + 9.8 16.7 13.4/317 143.6 12.3 263/1.17 69 .89 Feb. 9 11 12.03 +29 04.1 11 14.72 +28 47.8 1.887 2.796 -0.88 + 8.4 16.8 14.2/307 151.9 9.6 245/0.90 70 .55 19 11 03.24 +30 28.3 11 05.96 +30 12.1 1.917 2.853 -0.95 + 6.3 17.0 13.8/298 157.0 7.8 218/0.73 153 .03 Mar. 1 10 53.68 +31 30.9 10 56.43 +31 14.9 1.975 2.910 -0.92 + 3.7 17.1 12.3/288 156.4 7.8 185/0.72 31 .93