73P/Schwassmann-Wachmann-C Orbit by S. Nakano NK 4609 (2022) Observed in 2nd half of 2023
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2022 Aug. 27.16576 0.9613758 0.6886642 5.43 199.35091 69.51665 11.29643 0.200 2024 Mar. 31.0 m1 = 10.0 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2023 Dec. 22 03 25.60 +16 44.7 03 28.43 +16 55.1 3.352 4.191 -0.52 - 0.5 18.8 7.5/266 144.4 7.8 73/0.45 26 .74 2024 Jan. 1 03 20.36 +16 39.4 03 23.18 +16 50.0 3.501 4.233 -0.34 + 0.1 19.0 4.9/271 133.0 9.8 74/0.54 103 .78 11 03 16.94 +16 39.9 03 19.76 +16 50.7 3.670 4.274 -0.16 + 0.7 19.1 2.4/287 122.0 11.2 74/0.58 129 .01 21 03 15.37 +16 46.6 03 18.19 +16 57.5 3.855 4.314 +0.02 + 1.2 19.3 1.3/ 11 111.5 12.2 75/0.61 14 .79 31 03 15.54 +16 59.0 03 18.36 +17 09.9 4.049 4.353 +0.18 + 1.7 19.4 3.1/ 55 101.5 12.8 75/0.60 136 .77 Feb. 10 03 17.29 +17 16.6 03 20.12 +17 27.4 4.247 4.391 +0.32 + 2.2 19.6 5.0/ 64 91.8 13.0 75/0.58 91 .00 20 03 20.46 +17 38.5 03 23.30 +17 49.1 4.446 4.428 +0.44 + 2.5 19.7 6.8/ 68 82.5 12.8 76/0.55 48 .82 Mar. 1 03 24.86 +18 03.8 03 27.71 +18 14.2 4.641 4.464 +0.55 + 2.8 19.8 8.3/ 70 73.6 12.3 76/0.51 166 .75 11 03 30.32 +18 31.7 03 33.18 +18 41.7 4.829 4.499 +0.64 + 2.9 20.0 9.5/ 72 64.9 11.5 76/0.46 56 .01 21 03 36.67 +19 01.2 03 39.54 +19 10.9 5.005 4.533 +0.71 + 3.0 20.1 10.5/ 73 56.6 10.6 77/0.40 77 .84 31 03 43.76 +19 31.7 03 46.65 +19 40.9 5.168 4.566 +0.77 + 3.0 20.2 11.3/ 74 48.4 9.4 78/0.35 164 .72 Apr. 10 03 51.46 +20 02.4 03 54.37 +20 11.2 5.315 4.599 +0.82 + 3.0 20.3 11.9/ 75 40.4 8.1 78/0.29 23 .02 20 03 59.65 +20 32.7 04 02.57 +20 41.0 5.444 4.630 +0.86 + 2.9 20.3 12.4/ 76 32.6 6.7 79/0.24 104 .86 30 04 08.21 +21 02.2 04 11.15 +21 09.9 5.554 4.660 +0.89 + 2.8 20.4 12.7/ 77 24.9 5.2 79/0.18 134 .66 May 10 04 17.04 +21 30.4 04 20.00 +21 37.5 5.644 4.690 +0.90 + 2.6 20.5 12.8/ 78 17.4 3.7 80/0.13 8 .05 20 04 26.05 +21 57.0 04 29.02 +22 03.5 5.713 4.719 +0.91 + 2.4 20.5 12.9/ 79 9.9 2.1 80/0.07 129 .88 30 04 35.13 +22 21.7 04 38.12 +22 27.7 5.759 4.747 +0.91 + 2.2 20.6 12.8/ 80 2.4 0.5 74/0.02 102 .58 June 9 04 44.20 +22 44.5 04 47.21 +22 49.8 5.784 4.774 +0.90 + 2.0 20.6 12.6/ 80 5.1 1.1 269/0.03 36 .07 19 04 53.17 +23 05.2 04 56.19 +23 09.9 5.787 4.800 +0.88 + 1.8 20.6 12.2/ 81 12.5 2.6 267/0.08 155 .90 29 05 01.94 +23 23.8 05 04.97 +23 27.9 5.768 4.825 +0.85 + 1.6 20.6 11.8/ 82 20.0 4.1 267/0.13 69 .49 July 9 05 10.42 +23 40.5 05 13.46 +23 44.0 5.728 4.850 +0.81 + 1.4 20.6 11.2/ 82 27.6 5.6 267/0.18 63 .09 19 05 18.50 +23 55.3 05 21.55 +23 58.2 5.667 4.873 +0.76 + 1.3 20.6 10.5/ 83 35.3 6.9 268/0.22 174 .92 29 05 26.07 +24 08.4 05 29.13 +24 10.7 5.588 4.896 +0.70 + 1.1 20.6 9.6/ 83 43.1 8.1 268/0.27 36 .40 Aug. 8 05 33.03 +24 20.1 05 36.10 +24 21.9 5.492 4.918 +0.62 + 1.0 20.6 8.5/ 83 51.1 9.2 269/0.31 90 .11 18 05 39.24 +24 30.7 05 42.31 +24 32.1 5.380 4.939 +0.53 + 0.9 20.6 7.3/ 82 59.2 10.1 269/0.34 145 .95 28 05 44.56 +24 40.6 05 47.64 +24 41.6 5.255 4.960 +0.43 + 0.9 20.6 5.9/ 81 67.7 10.9 270/0.37 4 .33 Sept. 7 05 48.87 +24 50.0 05 51.94 +24 50.7 5.119 4.979 +0.31 + 0.9 20.5 4.3/ 78 76.4 11.3 270/0.39 119 .13 17 05 51.99 +24 59.3 05 55.07 +24 59.8 4.977 4.998 +0.18 + 0.9 20.5 2.6/ 69 85.4 11.6 270/0.41 110 .98 27 05 53.80 +25 08.8 05 56.88 +25 09.1 4.832 5.016 +0.04 + 1.0 20.4 1.1/ 26 94.7 11.5 270/0.41 31 .28 Oct. 7 05 54.14 +25 18.5 05 57.23 +25 18.8 4.689 5.033 -0.12 + 1.0 20.4 1.9/301 104.5 11.1 270/0.40 150 .15 17 05 52.92 +25 28.4 05 56.02 +25 28.8 4.551 5.049 -0.28 + 1.0 20.3 4.0/285 114.7 10.3 270/0.37 72 1.00 27 05 50.09 +25 38.1 05 53.19 +25 38.7 4.426 5.064 -0.44 + 0.9 20.3 6.1/279 125.2 9.2 269/0.33 65 .25 Nov. 6 05 45.67 +25 47.1 05 48.77 +25 48.1 4.317 5.079 -0.59 + 0.8 20.2 8.0/276 136.2 7.8 268/0.26 173 .18 16 05 39.78 +25 54.7 05 42.88 +25 56.1 4.231 5.093 -0.71 + 0.6 20.2 9.6/274 147.5 6.0 267/0.18 31 1.00 26 05 32.70 +26 00.0 05 35.81 +26 01.9 4.172 5.106 -0.79 + 0.3 20.2 10.6/272 159.1 3.9 263/0.07 101 .24 Dec. 6 05 24.81 +26 02.4 05 27.91 +26 04.8 4.143 5.118 -0.82 0.0 20.2 11.1/270 170.8 1.8 93/0.04 132 .23 16 05 16.59 +26 01.6 05 19.68 +26 04.7 4.148 5.130 -0.80 - 0.3 20.2 10.8/269 175.6 0.8 87/0.16 12 .99 26 05 08.56 +25 58.0 05 11.65 +26 01.6 4.186 5.140 -0.73 - 0.5 20.2 9.9/267 164.5 2.9 84/0.28 138 .23 2025 Jan. 5 05 01.22 +25 52.1 05 04.30 +25 56.3 4.256 5.150 -0.62 - 0.6 20.3 8.4/266 152.8 5.0 83/0.38 89 .28 15 04 54.99 +25 45.3 04 58.07 +25 49.8 4.355 5.159 -0.48 - 0.6 20.3 6.6/265 141.2 6.9 82/0.47 52 .99 25 04 50.14 +25 38.5 04 53.22 +25 43.4 4.479 5.167 -0.33 - 0.5 20.4 4.5/263 130.0 8.4 80/0.54 174 .22 Feb. 4 04 46.85 +25 32.9 04 49.92 +25 38.0 4.623 5.175 -0.17 - 0.4 20.5 2.3/261 119.1 9.6 79/0.59 47 .35 14 04 45.17 +25 29.1 04 48.23 +25 34.4 4.781 5.181 -0.01 - 0.1 20.5 0.2/231 108.6 10.4 78/0.62 88 .98 24 04 45.03 +25 27.7 04 48.10 +25 32.9 4.947 5.187 +0.13 + 0.1 20.6 1.8/ 88 98.5 10.9 77/0.64 151 .19 Mar. 6 04 46.36 +25 28.5 04 49.43 +25 33.7 5.117 5.192 +0.27 + 0.3 20.7 3.6/ 85 88.8 11.0 76/0.65 8 .42 16 04 49.03 +25 31.5 04 52.10 +25 36.5 5.286 5.196 +0.38 + 0.5 20.8 5.2/ 85 79.4 10.8 75/0.64 119 .97 26 04 52.87 +25 36.3 04 55.95 +25 41.0 5.449 5.199 +0.49 + 0.6 20.8 6.6/ 85 70.4 10.4 73/0.63 118 .16