162P/Siding Spring Orbit by T. Kobayashi NK 3433 (2017) Observed in 2nd half of 2025
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2026 May 17.84619 1.2895155 0.5828105 5.43 357.25264 30.86722 27.55253 0.200 2026 June 9.0 m1 = 13.5 + 5 log Delta + 5.0 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 19 57.70 -39 48.6 20 01.07 -39 40.3 2.814 1.956 +2.91 +11.0 17.2 35.7/ 74 23.8 11.7 128/0.77 117 .84 2026 Jan. 10 20 26.89 -38 00.4 20 30.15 -37 50.3 2.768 1.886 +2.92 +13.3 17.1 37.6/ 71 21.3 10.9 133/0.73 107 .56 20 20 56.26 -35 48.8 20 59.40 -35 37.1 2.717 1.817 +2.92 +15.7 17.0 39.4/ 69 19.2 10.3 140/0.70 17 .01 30 21 25.58 -33 13.0 21 28.60 -32 59.8 2.662 1.749 +2.90 +18.1 16.8 41.3/ 66 17.6 9.8 147/0.68 136 .89 Feb. 9 21 54.69 -30 12.7 21 57.58 -29 58.4 2.605 1.682 +2.87 +20.5 16.7 43.1/ 63 16.5 9.6 155/0.68 95 .55 19 22 23.49 -26 48.4 22 26.27 -26 33.1 2.548 1.618 +2.83 +22.8 16.6 44.8/ 61 15.7 9.5 163/0.69 26 .03 Mar. 1 22 51.92 -23 01.2 22 54.62 -22 45.2 2.492 1.557 +2.80 +24.9 16.4 46.5/ 59 15.1 9.5 172/0.71 150 .93 11 23 20.00 -18 52.8 23 22.63 -18 36.4 2.440 1.500 +2.78 +26.7 16.3 48.1/ 57 14.7 9.7 181/0.73 87 .54 21 23 47.82 -14 25.6 23 50.40 -14 08.9 2.391 1.447 +2.76 +28.3 16.2 49.4/ 56 14.4 9.8 190/0.76 37 .05 31 00 15.48 -09 42.8 00 18.03 -09 26.2 2.348 1.401 +2.77 +29.4 16.1 50.6/ 55 14.1 10.0 199/0.78 161 .95 Apr. 10 00 43.14 -04 48.3 00 45.69 -04 31.9 2.311 1.361 +2.79 +30.1 16.0 51.5/ 54 14.0 10.3 209/0.82 81 .52 20 01 11.01 +00 13.7 01 13.57 +00 29.6 2.280 1.329 +2.83 +30.3 15.9 52.1/ 54 14.1 10.6 220/0.85 49 .09 30 01 39.30 +05 17.8 01 41.90 +05 32.9 2.257 1.306 +2.90 +30.0 15.8 52.5/ 55 14.4 11.1 230/0.90 170 .97 May 10 02 08.24 +10 18.4 02 10.91 +10 32.5 2.241 1.293 +2.99 +29.0 15.8 52.5/ 56 15.1 11.7 241/0.96 74 .49 20 02 38.09 +15 09.6 02 40.85 +15 22.4 2.231 1.290 +3.10 +27.4 15.8 52.1/ 57 16.1 12.5 251/1.03 61 .15 30 03 09.04 +19 45.0 03 11.89 +19 56.3 2.228 1.297 +3.23 +25.2 15.8 51.5/ 59 17.4 13.5 261/1.10 176 .98 June 9 03 41.22 +23 58.5 03 44.20 +24 07.9 2.232 1.315 +3.36 +22.4 15.8 50.5/ 62 19.0 14.6 270/1.19 64 .44 19 04 14.70 +27 44.5 04 17.79 +27 51.8 2.241 1.341 +3.48 +19.1 15.9 49.2/ 65 20.9 15.7 277/1.27 74 .20 29 04 49.35 +30 58.2 04 52.55 +31 03.2 2.254 1.377 +3.56 +15.6 16.0 47.7/ 69 23.0 16.8 284/1.35 169 .99 July 9 05 24.90 +33 36.3 05 28.19 +33 38.8 2.271 1.420 +3.61 +11.8 16.0 46.1/ 73 25.3 17.8 290/1.42 51 .37 19 06 00.91 +35 37.4 06 04.27 +35 37.3 2.290 1.469 +3.59 + 8.2 16.1 44.2/ 77 27.7 18.8 295/1.49 87 .26 29 06 36.82 +37 02.2 06 40.21 +36 59.4 2.311 1.524 +3.52 + 4.8 16.2 42.2/ 81 30.4 19.7 299/1.54 157 1.00 Aug. 8 07 12.03 +37 53.0 07 15.41 +37 47.8 2.331 1.583 +3.39 + 1.9 16.3 40.2/ 85 33.2 20.5 303/1.59 36 .29 18 07 46.00 +38 14.4 07 49.34 +38 06.8 2.350 1.645 +3.22 - 0.5 16.4 38.0/ 88 36.2 21.3 305/1.64 100 .30 28 08 18.27 +38 11.7 08 21.55 +38 02.1 2.366 1.711 +3.02 - 2.3 16.5 35.9/ 91 39.4 22.0 307/1.69 142 1.00 Sept. 7 08 48.58 +37 50.6 08 51.78 +37 39.3 2.377 1.778 +2.81 - 3.5 16.6 33.7/ 94 43.0 22.7 309/1.73 22 .21 17 09 16.77 +37 17.2 09 19.88 +37 04.5 2.383 1.846 +2.59 - 4.1 16.7 31.4/ 96 46.8 23.4 309/1.77 113 .33 27 09 42.76 +36 37.0 09 45.78 +36 23.2 2.382 1.916 +2.37 - 4.3 16.8 29.1/ 97 51.0 24.0 310/1.82 124 1.00 Oct. 7 10 06.59 +35 55.1 10 09.53 +35 40.3 2.373 1.986 +2.16 - 4.0 16.9 26.8/ 97 55.5 24.5 309/1.86 24 .15 17 10 28.29 +35 16.0 10 31.15 +35 00.6 2.357 2.056 +1.95 - 3.3 16.9 24.3/ 96 60.4 24.9 308/1.90 127 .34 27 10 47.88 +34 43.8 10 50.67 +34 27.9 2.332 2.126 +1.74 - 2.2 17.0 21.7/ 95 65.7 25.2 307/1.94 102 .99 Nov. 6 11 05.37 +34 21.8 11 08.10 +34 05.6 2.300 2.196 +1.53 - 0.9 17.0 19.0/ 92 71.4 25.3 305/1.98 42 .11 16 11 20.70 +34 13.4 11 23.38 +33 57.0 2.261 2.265 +1.30 + 0.7 17.0 16.2/ 86 77.6 25.2 303/2.00 141 .36 26 11 33.75 +34 21.0 11 36.39 +34 04.4 2.216 2.334 +1.06 + 2.5 17.1 13.3/ 78 84.2 24.9 300/2.01 77 .97 Dec. 6 11 44.35 +34 46.5 11 46.96 +34 29.9 2.168 2.402 +0.79 + 4.4 17.1 10.6/ 65 91.3 24.2 297/2.00 65 .09 16 11 52.23 +35 31.1 11 54.82 +35 14.4 2.118 2.470 +0.48 + 6.3 17.1 8.6/ 43 98.9 23.2 292/1.96 147 .38 26 11 57.07 +36 34.0 11 59.64 +36 17.3 2.070 2.536 +0.15 + 7.9 17.1 8.1/ 12 106.9 21.8 287/1.88 50 .94 2027 Jan. 5 11 58.53 +37 52.9 12 01.10 +37 36.2 2.028 2.602 -0.23 + 9.0 17.1 9.4/344 115.1 20.0 280/1.77 93 .07 15 11 56.27 +39 22.7 11 58.85 +39 05.9 1.996 2.667 -0.61 + 9.2 17.1 11.6/323 123.4 17.9 271/1.61 130 .41 25 11 50.15 +40 54.9 11 52.75 +40 38.2 1.978 2.730 -0.98 + 8.4 17.2 13.8/308 131.3 15.7 260/1.43 38 .91 Feb. 4 11 40.35 +42 19.0 11 42.99 +42 02.4 1.980 2.793 -1.28 + 6.4 17.2 15.5/296 138.2 13.6 244/1.24 122 .06 14 11 27.53 +43 23.4 11 30.23 +43 06.8 2.004 2.855 -1.45 + 3.5 17.3 16.2/284 142.9 12.0 224/1.08 97 .46 24 11 12.94 +43 58.2 11 15.72 +43 41.9 2.053 2.916 -1.47 + 0.1 17.4 16.0/272 144.4 11.4 201/1.00 57 .88 Mar. 6 10 58.16 +43 58.9 11 01.00 +43 42.8 2.128 2.975 -1.34 - 3.3 17.5 15.0/259 142.3 11.8 179/1.00 145 .05