74P/Smirnova-Chernykh Orbit by S. Nakano NK 2592 (2013) Observed in 1st half of 2025
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2026 Aug. 18.62568 4.8205532 0.0403165 11.3 70.89515 53.21105 6.22382 0.200 2025 May 5.0 m1 = 4.5 + 5 log Delta + 15.0 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 03 52.65 +22 08.3 03 55.60 +22 17.0 4.051 4.905 -0.36 - 0.6 17.9 5.1/263 147.0 6.3 79/0.25 156 .23 2025 Jan. 5 03 49.05 +22 01.8 03 51.99 +22 10.7 4.148 4.903 -0.22 - 0.3 17.9 3.1/264 136.0 8.0 78/0.33 72 .28 15 03 46.84 +21 58.4 03 49.78 +22 07.5 4.266 4.900 -0.07 + 0.1 18.0 1.0/273 125.3 9.4 78/0.39 68 .99 25 03 46.11 +21 58.9 03 49.05 +22 08.0 4.400 4.898 +0.08 + 0.5 18.1 1.2/ 67 115.0 10.5 78/0.43 170 .22 Feb. 4 03 46.89 +22 03.6 03 49.83 +22 12.7 4.546 4.895 +0.22 + 0.9 18.1 3.2/ 74 105.0 11.2 78/0.45 33 .35 14 03 49.12 +22 12.4 03 52.07 +22 21.3 4.699 4.893 +0.36 + 1.2 18.2 5.1/ 76 95.5 11.6 78/0.46 101 .98 24 03 52.70 +22 24.8 03 55.66 +22 33.5 4.855 4.891 +0.48 + 1.5 18.3 6.9/ 77 86.2 11.6 78/0.45 138 .19 Mar. 6 03 57.53 +22 40.5 04 00.49 +22 48.9 5.009 4.888 +0.59 + 1.8 18.3 8.4/ 77 77.3 11.4 78/0.43 5 .42 16 04 03.46 +22 58.6 04 06.44 +23 06.7 5.157 4.886 +0.69 + 1.9 18.4 9.7/ 78 68.8 10.9 78/0.40 130 .97 26 04 10.37 +23 18.5 04 13.36 +23 26.1 5.297 4.883 +0.78 + 2.1 18.5 10.9/ 79 60.5 10.2 78/0.37 108 .16 Apr. 5 04 18.12 +23 39.6 04 21.13 +23 46.6 5.427 4.881 +0.85 + 2.1 18.5 11.8/ 79 52.4 9.3 79/0.33 36 .49 15 04 26.60 +24 01.0 04 29.62 +24 07.5 5.542 4.879 +0.91 + 2.1 18.5 12.6/ 80 44.6 8.3 79/0.29 157 .96 25 04 35.70 +24 22.2 04 38.73 +24 28.1 5.643 4.877 +0.96 + 2.0 18.6 13.3/ 81 36.9 7.1 79/0.24 76 .11 May 5 04 45.31 +24 42.6 04 48.36 +24 47.8 5.727 4.874 +1.00 + 1.9 18.6 13.8/ 82 29.5 5.8 79/0.20 66 .54 15 04 55.32 +25 01.8 04 58.38 +25 06.4 5.794 4.872 +1.03 + 1.7 18.6 14.1/ 83 22.1 4.5 78/0.15 176 .95 25 05 05.64 +25 19.4 05 08.71 +25 23.3 5.842 4.870 +1.06 + 1.5 18.6 14.4/ 83 14.9 3.1 75/0.10 45 .07 June 4 05 16.19 +25 35.2 05 19.27 +25 38.2 5.871 4.868 +1.07 + 1.3 18.7 14.5/ 84 7.9 1.6 66/0.05 92 .58 14 05 26.86 +25 48.8 05 29.96 +25 51.1 5.880 4.866 +1.07 + 1.1 18.7 14.5/ 85 2.6 0.5 357/0.02 149 .93 24 05 37.58 +26 00.3 05 40.69 +26 01.8 5.871 4.864 +1.07 + 0.8 18.6 14.4/ 86 7.3 1.5 289/0.05 13 .03 July 4 05 48.26 +26 09.6 05 51.37 +26 10.3 5.842 4.862 +1.05 + 0.6 18.6 14.2/ 87 14.1 2.9 281/0.10 117 .61 14 05 58.81 +26 16.7 06 01.92 +26 16.7 5.794 4.860 +1.03 + 0.4 18.6 13.9/ 88 21.2 4.3 278/0.15 121 .89 24 06 09.13 +26 21.9 06 12.24 +26 21.1 5.728 4.859 +1.00 + 0.3 18.6 13.4/ 88 28.4 5.7 278/0.20 18 .01 Aug. 3 06 19.13 +26 25.4 06 22.24 +26 23.9 5.645 4.857 +0.96 + 0.1 18.6 12.9/ 89 35.7 7.0 277/0.25 142 .64 13 06 28.71 +26 27.6 06 31.82 +26 25.4 5.545 4.855 +0.90 + 0.1 18.5 12.2/ 89 43.1 8.2 278/0.30 89 .84 23 06 37.76 +26 28.9 06 40.87 +26 26.0 5.431 4.854 +0.84 0.0 18.5 11.3/ 89 50.7 9.3 278/0.35 48 .00 Sept. 2 06 46.16 +26 29.8 06 49.27 +26 26.3 5.303 4.852 +0.76 + 0.1 18.4 10.2/ 89 58.5 10.2 278/0.40 168 .66 12 06 53.80 +26 30.9 06 56.90 +26 26.9 5.164 4.851 +0.67 + 0.1 18.4 9.0/ 89 66.5 11.0 279/0.44 56 .77 22 07 00.53 +26 32.8 07 03.63 +26 28.3 5.016 4.849 +0.57 + 0.3 18.3 7.6/ 87 74.7 11.5 279/0.48 77 .00 Oct. 2 07 06.22 +26 36.2 07 09.32 +26 31.4 4.863 4.848 +0.45 + 0.5 18.2 6.1/ 85 83.2 11.8 279/0.51 164 .70 12 07 10.73 +26 41.7 07 13.82 +26 36.5 4.707 4.847 +0.32 + 0.8 18.1 4.3/ 79 92.1 11.9 280/0.53 21 .69 22 07 13.91 +26 49.8 07 17.00 +26 44.4 4.551 4.845 +0.17 + 1.1 18.1 2.6/ 65 101.3 11.6 280/0.54 107 .00 Nov. 1 07 15.64 +27 00.7 07 18.73 +26 55.2 4.401 4.844 +0.02 + 1.4 18.0 1.4/ 11 110.9 11.0 279/0.54 131 .73 11 07 15.82 +27 14.5 07 18.93 +27 09.0 4.261 4.843 -0.14 + 1.6 17.9 2.5/312 120.8 10.1 279/0.53 16 .63 21 07 14.43 +27 30.8 07 17.54 +27 25.4 4.135 4.842 -0.29 + 1.8 17.9 4.3/295 131.2 8.8 279/0.49 139 .01 Dec. 1 07 11.49 +27 48.9 07 14.61 +27 43.6 4.027 4.841 -0.43 + 1.9 17.8 6.0/289 141.8 7.2 278/0.43 93 .78 11 07 07.18 +28 07.4 07 10.31 +28 02.5 3.944 4.841 -0.54 + 1.8 17.8 7.4/284 152.8 5.3 278/0.36 53 .59 21 07 01.76 +28 25.1 07 04.90 +28 20.6 3.888 4.840 -0.61 + 1.6 17.7 8.2/281 163.7 3.3 277/0.27 175 .01 31 06 55.64 +28 40.4 06 58.79 +28 36.3 3.862 4.839 -0.63 + 1.2 17.7 8.4/279 173.1 1.4 278/0.17 51 .84 2026 Jan. 10 06 49.32 +28 52.1 06 52.48 +28 48.4 3.867 4.839 -0.60 + 0.8 17.7 7.9/276 170.2 2.0 287/0.06 91 .56 20 06 43.29 +28 59.6 06 46.46 +28 56.4 3.903 4.838 -0.52 + 0.4 17.7 6.9/273 159.8 4.0 69/0.05 147 .01 30 06 38.06 +29 02.9 06 41.24 +29 00.0 3.968 4.838 -0.40 0.0 17.8 5.3/270 148.8 6.1 81/0.14 9 .89 Feb. 9 06 34.02 +29 02.3 06 37.19 +28 59.7 4.060 4.838 -0.26 - 0.4 17.8 3.4/264 138.0 7.8 82/0.21 126 .55 19 06 31.42 +28 58.5 06 34.59 +28 56.1 4.173 4.837 -0.10 - 0.6 17.9 1.5/245 127.4 9.3 81/0.27 109 .03 Mar. 1 06 30.41 +28 52.4 06 33.58 +28 50.0 4.304 4.837 +0.06 - 0.8 17.9 1.1/135 117.2 10.5 80/0.30 31 .93