170P/Christensen Orbit by T. Kobayashi NK 4268 (2020) : T is corrected by -0.21 day.
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2023 Apr. 20.14013 2.9232155 0.3044133 8.62 225.50310 142.92216 10.12401 0.200 2022 Aug. 9.0 m1 = 6.5 + 5 log Delta + 20.0 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 18 40.84 -17 38.6 18 43.75 -17 35.6 4.757 3.780 +1.33 + 0.8 21.4 19.1/ 88 5.5 1.4 356/0.06 26 .05 11 18 54.20 -17 31.3 18 57.10 -17 27.3 4.722 3.753 +1.34 + 1.4 21.4 19.2/ 86 8.6 2.2 302/0.09 111 .62 21 19 07.58 -17 18.6 19 10.47 -17 13.7 4.670 3.726 +1.33 + 1.9 21.3 19.2/ 85 14.7 3.8 283/0.16 131 .91 31 19 20.90 -17 01.0 19 23.78 -16 55.1 4.600 3.699 +1.31 + 2.3 21.2 19.0/ 83 21.3 5.5 275/0.23 10 .02 Feb. 10 19 34.06 -16 38.7 19 36.93 -16 31.9 4.514 3.673 +1.29 + 2.7 21.1 18.7/ 82 28.1 7.3 270/0.31 133 .63 20 19 46.96 -16 12.3 19 49.81 -16 04.7 4.413 3.646 +1.25 + 3.1 21.0 18.4/ 81 34.9 8.9 266/0.39 105 .88 Mar. 2 19 59.52 -15 42.4 20 02.35 -15 34.0 4.297 3.620 +1.21 + 3.3 20.8 17.8/ 80 41.8 10.5 264/0.47 33 .01 12 20 11.62 -15 09.8 20 14.44 -15 00.6 4.169 3.593 +1.15 + 3.5 20.7 17.1/ 79 48.8 12.0 261/0.55 154 .64 22 20 23.18 -14 35.4 20 25.98 -14 25.6 4.030 3.567 +1.09 + 3.6 20.6 16.3/ 78 55.9 13.4 259/0.63 77 .84 Apr. 1 20 34.10 -14 00.2 20 36.87 -13 49.7 3.881 3.541 +1.01 + 3.5 20.4 15.2/ 77 63.0 14.6 258/0.71 60 .00 11 20 44.25 -13 25.3 20 47.01 -13 14.2 3.724 3.515 +0.93 + 3.4 20.3 13.9/ 76 70.3 15.6 256/0.79 170 .66 21 20 53.52 -12 51.9 20 56.26 -12 40.3 3.562 3.490 +0.82 + 3.1 20.1 12.5/ 76 77.7 16.3 255/0.86 46 .77 May 1 21 01.78 -12 21.4 21 04.51 -12 09.4 3.397 3.464 +0.71 + 2.6 19.9 10.7/ 76 85.4 16.8 254/0.93 87 .00 11 21 08.88 -11 55.3 21 11.60 -11 43.0 3.231 3.439 +0.58 + 2.0 19.8 8.7/ 77 93.2 17.0 253/0.98 152 .69 21 21 14.67 -11 35.2 21 17.39 -11 22.6 3.067 3.414 +0.43 + 1.3 19.6 6.5/ 79 101.4 16.9 252/1.02 15 .70 31 21 19.00 -11 22.6 21 21.70 -11 09.8 2.908 3.390 +0.27 + 0.3 19.4 4.0/ 85 109.9 16.3 251/1.04 115 .00 June 10 21 21.70 -11 19.3 21 24.40 -11 06.4 2.757 3.365 +0.10 - 0.7 19.2 1.6/117 118.8 15.3 250/1.03 122 .74 20 21 22.65 -11 26.5 21 25.35 -11 13.6 2.617 3.341 -0.09 - 1.9 19.1 2.3/214 128.1 13.8 249/0.98 26 .62 30 21 21.79 -11 45.3 21 24.49 -11 32.3 2.492 3.318 -0.26 - 3.1 18.9 4.9/232 138.0 11.8 248/0.87 147 .01 July 10 21 19.14 -12 15.7 21 21.85 -12 02.9 2.387 3.295 -0.42 - 4.1 18.7 7.5/236 148.2 9.3 247/0.72 85 .80 20 21 14.89 -12 56.9 21 17.62 -12 44.3 2.303 3.272 -0.55 - 5.0 18.6 9.4/238 158.9 6.4 245/0.51 62 .56 30 21 09.40 -13 46.8 21 12.14 -13 34.5 2.245 3.250 -0.62 - 5.6 18.5 10.6/238 169.9 3.1 239/0.26 171 .02 Aug. 9 21 03.19 -14 42.1 21 05.95 -14 30.1 2.215 3.228 -0.62 - 5.7 18.4 10.7/238 177.5 0.8 127/0.07 42 .86 19 20 56.95 -15 38.7 20 59.73 -15 27.0 2.212 3.207 -0.56 - 5.4 18.3 9.7/236 167.1 4.0 80/0.33 101 .52 29 20 51.36 -16 32.7 20 54.16 -16 21.2 2.236 3.186 -0.43 - 4.8 18.3 7.8/232 156.0 7.4 76/0.61 137 .03 Sept. 8 20 47.07 -17 20.4 20 49.89 -17 09.2 2.286 3.166 -0.25 - 3.9 18.3 5.3/222 145.1 10.5 75/0.84 6 .92 18 20 44.57 -17 59.6 20 47.40 -17 48.6 2.357 3.146 -0.04 - 2.9 18.3 3.0/192 134.7 13.1 75/1.02 136 .49 28 20 44.12 -18 28.9 20 46.96 -18 17.9 2.447 3.127 +0.17 - 1.9 18.3 3.1/127 124.7 15.3 74/1.14 99 .05 Oct. 8 20 45.86 -18 47.5 20 48.70 -18 36.4 2.550 3.109 +0.39 - 0.8 18.4 5.5/ 98 115.1 16.9 74/1.22 41 .96 18 20 49.72 -18 55.4 20 52.56 -18 44.1 2.663 3.091 +0.58 + 0.3 18.4 8.3/ 88 106.1 18.0 74/1.24 166 .47 28 20 55.56 -18 52.9 20 58.40 -18 41.3 2.783 3.075 +0.76 + 1.3 18.5 10.9/ 83 97.5 18.7 74/1.23 64 .08 Nov. 7 21 03.21 -18 40.2 21 06.03 -18 28.2 2.906 3.058 +0.92 + 2.3 18.5 13.3/ 80 89.3 18.9 73/1.20 73 .98 17 21 12.43 -18 17.8 21 15.23 -18 05.3 3.029 3.043 +1.05 + 3.2 18.6 15.4/ 78 81.4 18.7 73/1.14 166 .46 27 21 22.99 -17 46.1 21 25.77 -17 33.1 3.150 3.029 +1.17 + 4.1 18.6 17.2/ 77 73.9 18.2 73/1.07 32 .13 Dec. 7 21 34.69 -17 05.7 21 37.46 -16 52.1 3.267 3.015 +1.26 + 4.9 18.7 18.8/ 75 66.6 17.5 72/0.99 100 .99 17 21 47.33 -16 17.0 21 50.07 -16 03.0 3.378 3.002 +1.34 + 5.7 18.7 20.2/ 74 59.6 16.4 72/0.91 142 .44 27 22 00.75 -15 20.7 22 03.46 -15 06.2 3.481 2.990 +1.40 + 6.4 18.7 21.3/ 73 52.8 15.2 72/0.81 3 .18 2023 Jan. 6 22 14.78 -14 17.6 22 17.47 -14 02.5 3.574 2.979 +1.45 + 7.0 18.7 22.3/ 72 46.2 13.8 72/0.72 123 .99 16 22 29.30 -13 08.2 22 31.96 -12 52.8 3.658 2.969 +1.49 + 7.5 18.8 23.1/ 71 39.7 12.2 72/0.63 119 .41 26 22 44.21 -11 53.5 22 46.84 -11 37.7 3.731 2.960 +1.52 + 8.0 18.8 23.7/ 71 33.5 10.6 73/0.53 24 .23 Feb. 5 22 59.40 -10 34.3 23 02.02 -10 18.2 3.793 2.952 +1.54 + 8.3 18.8 24.2/ 70 27.3 8.8 75/0.44 145 .99 15 23 14.81 -09 11.5 23 17.40 -08 55.1 3.843 2.945 +1.55 + 8.6 18.8 24.6/ 70 21.4 7.0 77/0.34 94 .36 25 23 30.37 -07 46.1 23 32.95 -07 29.5 3.880 2.939 +1.57 + 8.7 18.8 24.9/ 70 15.6 5.2 82/0.25 48 .27 Mar. 7 23 46.04 -06 18.9 23 48.60 -06 02.2 3.905 2.934 +1.57 + 8.8 18.8 25.1/ 70 10.2 3.4 93/0.16 165 1.00 17 00 01.76 -04 51.0 00 04.32 -04 34.3 3.918 2.930 +1.57 + 8.8 18.8 25.1/ 70 5.7 1.9 124/0.09 68 .29 27 00 17.51 -03 23.2 00 20.07 -03 06.5 3.918 2.927 +1.57 + 8.6 18.8 25.1/ 70 5.4 1.8 186/0.09 69 .30 Apr. 6 00 33.25 -01 56.6 00 35.81 -01 40.1 3.907 2.925 +1.57 + 8.4 18.8 25.0/ 70 9.5 3.2 216/0.16 173 1.00 16 00 48.95 -00 32.1 00 51.51 -00 15.8 3.883 2.924 +1.56 + 8.1 18.8 24.8/ 71 14.7 5.0 227/0.25 41 .22 26 01 04.57 +00 49.5 01 07.14 +01 05.5 3.848 2.924 +1.55 + 7.7 18.7 24.5/ 72 20.1 6.8 232/0.34 89 .32 May 6 01 20.08 +02 07.1 01 22.66 +02 22.8 3.802 2.925 +1.54 + 7.3 18.7 24.1/ 72 25.6 8.6 236/0.43 151 1.00 16 01 35.43 +03 20.1 01 38.02 +03 35.4 3.746 2.927 +1.52 + 6.7 18.7 23.6/ 73 31.1 10.3 238/0.53 16 .15