P/2012 US27 (Siding Spring) Orbit by S. Nakano NK 2665 (2014) Last obs. 2013 04 18 (585)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2024 Oct. 21.34256 1.8150079 0.6484313 11.7 0.87168 49.21070 39.37105 0.200 2024 Mar. 31.0 m1 = 11.0 + 5 log Delta + 10.0 log r Date/ 0h TT R.A.(1950) Decl. R.A.(2000) Decl. Delta r Variation Magnitude Mot./PA Elong. P PA/Tail Moon Age h m ¡ , h m ¡ , for T=+1 day m1 , ¡ ¡ ¡ ¡ ¡ ¡ 2023 Dec. 22 20 37.41 -51 15.0 20 41.03 -51 04.3 3.988 3.319 -0.69 - 1.1 19.2 20.6/ 66 41.8 11.4 116/0.54 90 .74 2024 Jan. 1 20 56.91 -49 45.7 21 00.41 -49 34.0 3.976 3.255 -0.70 - 1.7 19.1 21.7/ 66 37.8 10.7 122/0.51 138 .78 11 21 16.74 -48 11.5 21 20.11 -47 58.7 3.952 3.191 -0.70 - 2.4 19.0 22.6/ 66 34.6 10.1 129/0.48 34 .01 21 21 36.76 -46 32.1 21 40.00 -46 18.5 3.916 3.127 -0.70 - 3.1 18.9 23.5/ 65 32.1 9.6 137/0.47 113 .79 31 21 56.85 -44 47.5 21 59.97 -44 33.1 3.870 3.062 -0.70 - 3.8 18.8 24.3/ 65 30.5 9.4 146/0.46 123 .77 Feb. 10 22 16.93 -42 57.9 22 19.94 -42 42.9 3.812 2.998 -0.70 - 4.5 18.7 25.1/ 64 29.9 9.4 156/0.47 26 .00 20 22 36.95 -41 03.6 22 39.85 -40 48.0 3.745 2.934 -0.69 - 5.3 18.5 25.7/ 64 30.2 9.8 165/0.49 131 .82 Mar. 1 22 56.84 -39 05.0 22 59.64 -38 48.9 3.669 2.869 -0.69 - 6.1 18.4 26.3/ 64 31.3 10.3 175/0.53 106 .75 11 23 16.59 -37 02.4 23 19.31 -36 46.0 3.585 2.805 -0.69 - 6.9 18.3 26.9/ 63 33.1 11.1 183/0.59 36 .01 21 23 36.18 -34 56.6 23 38.82 -34 40.0 3.493 2.741 -0.68 - 7.7 18.1 27.4/ 63 35.3 12.1 190/0.65 145 .84 31 23 55.58 -32 48.1 23 58.15 -32 31.4 3.395 2.677 -0.68 - 8.6 17.9 27.8/ 63 37.9 13.2 196/0.73 89 .72 Apr. 10 00 14.81 -30 37.4 00 17.33 -30 20.7 3.291 2.614 -0.68 - 9.5 17.8 28.1/ 63 40.7 14.5 202/0.82 55 .02 20 00 33.85 -28 25.3 00 36.32 -28 08.8 3.182 2.552 -0.68 -10.5 17.6 28.4/ 63 43.7 15.8 207/0.92 152 .86 30 00 52.70 -26 12.4 00 55.14 -25 56.1 3.070 2.490 -0.68 -11.4 17.4 28.6/ 63 46.7 17.1 212/1.04 70 .66 May 10 01 11.37 -23 59.2 01 13.78 -23 43.3 2.954 2.429 -0.68 -12.5 17.2 28.8/ 63 49.9 18.5 217/1.16 73 .05 20 01 29.82 -21 46.3 01 32.21 -21 30.9 2.835 2.369 -0.69 -13.5 17.0 28.8/ 64 53.1 20.0 221/1.29 150 .88 30 01 48.05 -19 34.1 01 50.43 -19 19.3 2.714 2.311 -0.70 -14.7 16.8 28.8/ 64 56.3 21.4 225/1.44 52 .58 June 9 02 06.03 -17 22.9 02 08.41 -17 08.7 2.590 2.255 -0.72 -15.9 16.6 28.6/ 64 59.7 22.9 229/1.60 89 .07 19 02 23.72 -15 12.9 02 26.10 -14 59.4 2.465 2.200 -0.74 -17.1 16.4 28.3/ 64 63.1 24.3 233/1.78 142 .90 29 02 41.06 -13 03.6 02 43.46 -12 50.9 2.338 2.147 -0.76 -18.5 16.2 28.0/ 63 66.6 25.7 237/1.98 36 .49 July 9 02 58.00 -10 54.8 03 00.41 -10 43.0 2.210 2.097 -0.80 -20.0 15.9 27.5/ 63 70.3 27.1 241/2.19 104 .09 19 03 14.42 -08 45.5 03 16.86 -08 34.5 2.080 2.050 -0.85 -21.6 15.7 26.9/ 61 74.1 28.5 245/2.42 130 .92 29 03 30.23 -06 33.9 03 32.69 -06 23.9 1.950 2.006 -0.91 -23.4 15.5 26.2/ 59 78.2 29.7 249/2.67 28 .40 Aug. 8 03 45.27 -04 18.2 03 47.77 -04 09.0 1.819 1.966 -0.99 -25.3 15.2 25.5/ 56 82.7 30.8 253/2.94 119 .11 18 03 59.34 -01 55.0 04 01.87 -01 46.7 1.688 1.930 -1.09 -27.4 15.0 24.8/ 51 87.5 31.6 257/3.23 113 .95 28 04 12.20 +00 40.1 04 14.78 +00 47.6 1.558 1.898 -1.21 -29.7 14.7 24.2/ 45 92.8 32.1 260/3.52 34 .33 Sept. 7 04 23.51 +03 32.6 04 26.14 +03 39.3 1.430 1.871 -1.37 -32.3 14.5 24.2/ 35 98.8 32.2 263/3.81 137 .13 17 04 32.83 +06 49.9 04 35.52 +06 56.1 1.307 1.849 -1.57 -35.1 14.3 25.2/ 24 105.4 31.6 266/4.06 89 .98 27 04 39.60 +10 41.1 04 42.36 +10 46.7 1.191 1.832 -1.81 -37.9 14.0 27.8/ 11 113.0 30.2 267/4.23 52 .28 Oct. 7 04 43.03 +15 14.9 04 45.88 +15 20.3 1.086 1.821 -2.11 -40.8 13.8 32.3/358 121.6 27.9 267/4.24 163 .15 17 04 42.18 +20 38.0 04 45.14 +20 43.5 0.997 1.816 -2.45 -43.5 13.6 37.9/348 131.2 24.4 264/4.01 56 1.00 27 04 36.01 +26 47.9 04 39.10 +26 53.8 0.930 1.816 -2.82 -45.8 13.4 42.8/339 141.5 19.9 256/3.50 82 .25 Nov. 6 04 23.58 +33 24.9 04 26.82 +33 31.6 0.890 1.822 -3.16 -47.5 13.4 44.6/331 151.1 15.2 239/2.79 155 .18 16 04 04.87 +39 50.4 04 08.25 +39 58.3 0.883 1.834 -3.36 -48.4 13.4 41.8/324 156.8 12.2 207/2.26 19 1.00 26 03 41.54 +45 19.6 03 45.04 +45 29.0 0.909 1.852 -3.34 -48.6 13.5 34.8/317 155.0 13.0 168/2.34 118 .24 Dec. 6 03 17.23 +49 24.5 03 20.79 +49 35.3 0.966 1.874 -3.08 -47.6 13.7 25.6/312 147.6 16.3 139/2.78 110 .23 16 02 56.41 +52 07.4 02 59.98 +52 19.3 1.048 1.902 -2.68 -45.4 13.9 16.4/310 138.7 20.0 120/3.16 42 .99 26 02 42.22 +53 49.8 02 45.79 +54 02.4 1.149 1.935 -2.29 -42.3 14.2 8.7/321 130.0 22.9 106/3.34 142 .23 2025 Jan. 5 02 35.82 +54 56.3 02 39.39 +55 09.2 1.265 1.971 -1.98 -38.6 14.5 5.0/ 11 122.1 25.0 96/3.34 73 .28 15 02 36.89 +55 45.3 02 40.50 +55 58.2 1.390 2.012 -1.78 -34.9 14.8 7.6/ 56 114.9 26.3 89/3.23 72 .99 25 02 44.45 +56 26.8 02 48.13 +56 39.3 1.521 2.056 -1.67 -31.3 15.0 11.4/ 69 108.4 27.0 83/3.06 145 .22 Feb. 4 02 57.52 +57 05.0 03 01.30 +57 16.8 1.658 2.104 -1.64 -27.9 15.3 14.7/ 75 102.5 27.2 79/2.85 47 .35 14 03 15.20 +57 40.5 03 19.10 +57 51.4 1.797 2.154 -1.67 -24.7 15.6 17.4/ 78 97.1 27.1 77/2.63 95 .98 24 03 36.69 +58 11.5 03 40.72 +58 21.2 1.939 2.207 -1.72 -21.7 15.9 19.5/ 81 92.0 26.6 75/2.42 134 .19 Mar. 6 04 01.34 +58 35.7 04 05.50 +58 43.9 2.082 2.262 -1.79 -18.9 16.1 21.2/ 84 87.2 26.0 74/2.22 33 .42 16 04 28.48 +58 50.4 04 32.75 +58 56.8 2.225 2.319 -1.85 -16.1 16.4 22.4/ 87 82.7 25.2 74/2.02 113 .97 26 04 57.42 +58 53.0 05 01.77 +58 57.3 2.369 2.377 -1.90 -13.5 16.6 23.4/ 90 78.4 24.3 74/1.84 118 .16