164P/Christensen Orbit by T. Kobayashi NK 4983 (2022) Observed in 1st half of 2026
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2025 May 27.30827 1.6741522 0.5413571 6.97 325.89098 88.25933 16.27535 0.200 2026 June 9.0 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2025 Dec. 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 20.4 286/1.83 109 .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 15.3 274/1.44 147 .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 9.6 246/0.91 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 7.8 186/0.72 31 .93 11 10 44.46 +32 07.5 10 47.24 +31 51.7 2.060 2.967 -0.79 + 1.0 17.3 10.1/276 150.8 9.4 161/0.83 106 .54 21 10 36.55 +32 17.8 10 39.35 +32 02.1 2.169 3.023 -0.59 - 1.3 17.5 7.6/260 142.7 11.5 145/0.97 119 .05 31 10 30.65 +32 04.2 10 33.47 +31 48.7 2.301 3.078 -0.36 - 3.3 17.7 5.6/234 133.8 13.5 135/1.08 28 .95 Apr. 10 10 27.07 +31 31.3 10 29.89 +31 15.9 2.451 3.133 -0.12 - 4.8 17.9 5.1/198 124.9 15.2 128/1.14 138 .52 20 10 25.84 +30 43.2 10 28.66 +30 27.9 2.615 3.188 +0.10 - 5.9 18.1 6.1/168 116.1 16.4 123/1.16 82 .09 30 10 26.81 +29 44.1 10 29.62 +29 28.7 2.791 3.242 +0.29 - 6.7 18.3 7.7/150 107.7 17.2 119/1.14 56 .97 May 10 10 29.72 +28 36.9 10 32.51 +28 21.5 2.973 3.295 +0.45 - 7.3 18.5 9.4/140 99.6 17.6 116/1.09 161 .49 20 10 34.26 +27 24.1 10 37.03 +27 08.5 3.160 3.348 +0.59 - 7.7 18.7 11.0/134 91.8 17.6 113/1.03 48 .15 30 10 40.18 +26 07.3 10 42.93 +25 51.6 3.348 3.400 +0.70 - 8.0 18.9 12.4/130 84.3 17.3 111/0.96 83 .98 June 9 10 47.20 +24 47.8 10 49.92 +24 31.9 3.535 3.452 +0.79 - 8.1 19.1 13.5/127 77.0 16.7 109/0.88 153 .44 19 10 55.12 +23 26.5 10 57.81 +23 10.5 3.717 3.503 +0.86 - 8.3 19.3 14.5/124 70.0 15.8 108/0.80 21 .20 29 11 03.75 +22 04.2 11 06.42 +21 47.9 3.894 3.553 +0.92 - 8.3 19.5 15.3/123 63.2 14.8 106/0.72 108 .99 July 9 11 12.93 +20 41.3 11 15.57 +20 25.0 4.063 3.603 +0.96 - 8.3 19.6 15.9/121 56.5 13.6 104/0.63 127 .37 19 11 22.54 +19 18.5 11 25.17 +19 02.0 4.223 3.652 +0.99 - 8.2 19.8 16.4/120 49.9 12.3 102/0.55 21 .26 29 11 32.49 +17 56.2 11 35.09 +17 39.6 4.371 3.700 +1.02 - 8.1 19.9 16.7/119 43.4 10.9 99/0.47 131 1.00 Aug. 8 11 42.68 +16 35.0 11 45.26 +16 18.3 4.506 3.748 +1.03 - 8.0 20.0 16.9/118 37.1 9.4 96/0.40 98 .29 18 11 53.04 +15 15.1 11 55.61 +14 58.4 4.627 3.795 +1.05 - 7.8 20.1 17.1/117 30.9 7.9 91/0.33 42 .30 28 12 03.50 +13 57.1 12 06.06 +13 40.4 4.733 3.841 +1.05 - 7.6 20.2 17.1/116 25.0 6.4 84/0.26 153 1.00 Sept. 7 12 14.01 +12 41.5 12 16.56 +12 24.9 4.822 3.887 +1.05 - 7.3 20.3 17.0/115 19.6 5.0 74/0.20 69 .21 17 12 24.52 +11 28.8 12 27.06 +11 12.2 4.894 3.932 +1.04 - 6.9 20.4 16.9/114 15.2 3.8 56/0.15 64 .33 27 12 34.97 +10 19.5 12 37.50 +10 03.0 4.947 3.977 +1.03 - 6.5 20.5 16.6/113 13.0 3.2 29/0.13 164 1.00 Oct. 7 12 45.30 +09 14.1 12 47.82 +08 57.8 4.982 4.020 +1.02 - 6.1 20.5 16.3/112 14.2 3.5 359/0.14 41 .15 17 12 55.46 +08 13.2 12 57.98 +07 57.0 4.997 4.064 +0.99 - 5.6 20.6 15.8/110 18.4 4.4 338/0.17 86 .34 27 13 05.38 +07 17.4 13 07.90 +07 01.4 4.994 4.106 +0.96 - 5.0 20.6 15.2/109 24.1 5.7 325/0.22 144 .99 Nov. 6 13 14.99 +06 27.3 13 17.51 +06 11.5 4.971 4.148 +0.92 - 4.4 20.7 14.4/107 30.5 7.0 316/0.27 20 .11 16 13 24.21 +05 43.5 13 26.74 +05 27.9 4.930 4.189 +0.87 - 3.7 20.7 13.6/106 37.5 8.3 311/0.32 109 .36 26 13 32.95 +05 06.6 13 35.47 +04 51.3 4.872 4.230 +0.81 - 2.9 20.7 12.5/103 44.8 9.5 306/0.37 115 .97 Dec. 6 13 41.10 +04 37.2 13 43.62 +04 22.2 4.798 4.269 +0.74 - 2.1 20.7 11.3/101 52.5 10.5 303/0.42 26 .09 16 13 48.54 +04 15.9 13 51.07 +04 01.1 4.709 4.309 +0.66 - 1.2 20.7 10.0/ 97 60.4 11.5 300/0.46 133 .38 26 13 55.15 +04 03.3 13 57.67 +03 48.7 4.608 4.347 +0.56 - 0.4 20.7 8.5/ 92 68.6 12.2 297/0.50 84 .94 2027 Jan. 5 14 00.79 +03 59.5 14 03.32 +03 45.2 4.498 4.385 +0.45 + 0.6 20.7 6.8/ 85 77.2 12.6 294/0.53 50 .07 15 14 05.32 +04 05.1 14 07.84 +03 50.9 4.382 4.423 +0.33 + 1.5 20.7 5.1/ 73 86.0 12.8 292/0.55 155 .41 25 14 08.59 +04 19.9 14 11.11 +04 05.8 4.263 4.459 +0.19 + 2.4 20.6 3.7/ 50 95.1 12.7 289/0.56 53 .91 Feb. 4 14 10.48 +04 43.6 14 13.00 +04 29.6 4.147 4.495 +0.04 + 3.2 20.6 3.2/ 10 104.5 12.3 286/0.56 78 .06 14 14 10.88 +05 15.5 14 13.39 +05 01.5 4.037 4.531 -0.11 + 3.9 20.6 4.2/336 114.1 11.5 282/0.54 149 .46 24 14 09.74 +05 54.2 14 12.24 +05 40.1 3.938 4.566 -0.27 + 4.4 20.6 5.9/318 124.0 10.4 278/0.50 26 .88 Mar. 6 14 07.09 +06 37.8 14 09.58 +06 23.6 3.856 4.600 -0.41 + 4.6 20.6 7.6/307 133.9 8.9 272/0.44 109 .05