61P/Shajn-Schaldach Orbit by S. Nakano NK 3936 (2019) Observed in 1st half of 2023
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2022 Oct. 23.71527 2.1258877 0.4236615 7.08 221.63460 162.96236 5.99958 0.200 2023 Sep. 13.0 m1 = 9.5 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2022 Dec. 27 01 32.88 +02 01.0 01 35.46 +02 16.3 1.668 2.182 +1.04 + 7.8 15.7 17.4/ 63 107.9 25.4 66/2.66 58 .18 2023 Jan. 6 01 43.25 +03 19.2 01 45.84 +03 34.2 1.794 2.200 +1.20 + 8.5 15.9 19.9/ 65 100.7 26.1 68/2.55 69 .99 16 01 55.27 +04 45.1 01 57.88 +04 59.7 1.925 2.220 +1.34 + 9.0 16.1 22.0/ 66 93.9 26.2 69/2.41 171 .41 26 02 08.70 +06 15.7 02 11.32 +06 29.8 2.060 2.243 +1.46 + 9.2 16.3 23.6/ 67 87.4 26.0 71/2.25 30 .23 Feb. 5 02 23.29 +07 48.3 02 25.95 +08 01.8 2.197 2.268 +1.56 + 9.2 16.5 24.9/ 68 81.3 25.4 72/2.07 91 .99 15 02 38.86 +09 20.6 02 41.54 +09 33.4 2.336 2.294 +1.64 + 8.9 16.8 25.8/ 69 75.3 24.6 74/1.90 147 .36 25 02 55.25 +10 50.6 02 57.96 +11 02.5 2.475 2.323 +1.71 + 8.5 17.0 26.5/ 71 69.6 23.5 76/1.72 9 .27 Mar. 7 03 12.32 +12 16.5 03 15.06 +12 27.6 2.612 2.353 +1.77 + 7.9 17.2 27.0/ 72 64.0 22.3 77/1.55 110 1.00 17 03 29.94 +13 36.9 03 32.72 +13 47.0 2.747 2.385 +1.81 + 7.3 17.4 27.3/ 74 58.6 20.9 79/1.39 122 .29 27 03 48.02 +14 50.7 03 50.83 +14 59.7 2.879 2.418 +1.85 + 6.5 17.5 27.5/ 76 53.2 19.3 81/1.23 16 .30 Apr. 6 04 06.44 +15 56.8 04 09.29 +16 04.6 3.007 2.452 +1.87 + 5.6 17.7 27.5/ 77 48.0 17.6 84/1.09 130 1.00 16 04 25.12 +16 54.4 04 28.00 +17 01.1 3.129 2.488 +1.89 + 4.7 17.9 27.4/ 79 42.8 15.9 86/0.94 97 .22 26 04 43.98 +17 43.1 04 46.88 +17 48.5 3.245 2.524 +1.90 + 3.8 18.1 27.3/ 81 37.6 14.1 89/0.81 33 .32 May 6 05 02.91 +18 22.4 05 05.83 +18 26.5 3.354 2.561 +1.89 + 2.8 18.3 27.1/ 83 32.5 12.2 92/0.68 151 1.00 16 05 21.83 +18 52.3 05 24.77 +18 54.9 3.455 2.600 +1.89 + 1.9 18.4 26.8/ 85 27.4 10.3 95/0.56 73 .15 26 05 40.67 +19 12.6 05 43.62 +19 13.9 3.548 2.639 +1.87 + 1.0 18.6 26.4/ 87 22.3 8.4 99/0.45 51 .35 June 5 05 59.34 +19 23.5 06 02.29 +19 23.4 3.630 2.678 +1.84 + 0.1 18.7 26.1/ 89 17.2 6.4 103/0.34 170 .99 15 06 17.76 +19 25.4 06 20.71 +19 24.0 3.703 2.718 +1.81 - 0.8 18.9 25.6/ 91 12.2 4.5 111/0.23 49 .10 25 06 35.87 +19 18.6 06 38.82 +19 15.9 3.764 2.759 +1.77 - 1.6 19.0 25.1/ 93 7.4 2.7 125/0.14 69 .37 July 5 06 53.59 +19 03.9 06 56.53 +18 59.9 3.813 2.800 +1.73 - 2.3 19.1 24.6/ 95 3.9 1.4 172/0.07 158 .96 15 07 10.87 +18 41.7 07 13.79 +18 36.5 3.851 2.841 +1.68 - 3.0 19.2 24.0/ 97 5.8 2.1 238/0.10 28 .07 25 07 27.65 +18 12.7 07 30.55 +18 06.4 3.875 2.883 +1.62 - 3.6 19.3 23.4/ 98 10.7 3.7 259/0.18 89 .41 Aug. 4 07 43.85 +17 38.0 07 46.73 +17 30.6 3.886 2.924 +1.56 - 4.1 19.4 22.7/100 16.1 5.5 268/0.27 132 .92 14 07 59.45 +16 58.2 08 02.30 +16 49.8 3.883 2.966 +1.49 - 4.5 19.5 21.9/101 21.7 7.3 273/0.36 10 .05 24 08 14.38 +16 14.4 08 17.21 +16 05.0 3.867 3.008 +1.42 - 4.8 19.6 21.0/103 27.6 9.0 276/0.44 112 .46 Sept. 3 08 28.56 +15 27.5 08 31.37 +15 17.3 3.837 3.050 +1.34 - 5.0 19.7 20.0/104 33.7 10.6 279/0.52 106 .88 13 08 41.96 +14 38.5 08 44.74 +14 27.6 3.793 3.092 +1.25 - 5.1 19.7 18.9/105 40.1 12.1 281/0.60 19 .04 23 08 54.49 +13 48.7 08 57.25 +13 37.1 3.737 3.134 +1.16 - 5.0 19.8 17.6/106 46.6 13.5 283/0.68 138 .52 Oct. 3 09 06.07 +12 59.1 09 08.80 +12 46.9 3.667 3.175 +1.05 - 4.9 19.8 16.1/107 53.5 14.7 284/0.75 79 .84 13 09 16.60 +12 11.1 09 19.32 +11 58.4 3.586 3.217 +0.93 - 4.6 19.9 14.5/108 60.6 15.7 286/0.82 41 .03 23 09 25.97 +11 25.9 09 28.66 +11 12.8 3.495 3.258 +0.81 - 4.1 19.9 12.6/109 68.1 16.5 287/0.88 166 .60 Nov. 2 09 34.04 +10 45.1 09 36.72 +10 31.6 3.396 3.299 +0.66 - 3.5 19.9 10.4/110 76.0 17.0 288/0.93 53 .81 12 09 40.67 +10 10.1 09 43.35 +09 56.3 3.291 3.340 +0.50 - 2.8 19.9 7.9/110 84.3 17.2 289/0.97 68 .02 22 09 45.70 +09 42.4 09 48.37 +09 28.4 3.182 3.381 +0.33 - 1.9 19.9 5.2/111 93.0 17.0 290/0.99 156 .67 Dec. 2 09 48.99 +09 23.6 09 51.65 +09 09.5 3.074 3.422 +0.14 - 0.9 20.0 2.2/113 102.2 16.4 291/0.99 25 .79 12 09 50.38 +09 15.1 09 53.03 +09 00.9 2.970 3.462 -0.06 + 0.3 20.0 0.9/288 112.0 15.3 291/0.96 99 .01 22 09 49.78 +09 17.9 09 52.44 +09 03.7 2.876 3.502 -0.26 + 1.5 20.0 4.1/291 122.3 13.7 292/0.89 119 .74 2024 Jan. 1 09 47.21 +09 32.3 09 49.87 +09 18.3 2.795 3.541 -0.44 + 2.6 20.0 7.0/292 133.1 11.7 293/0.78 12 .78 11 09 42.79 +09 58.0 09 45.46 +09 44.1 2.734 3.580 -0.60 + 3.6 20.0 9.5/292 144.4 9.2 294/0.63 137 .01 21 09 36.81 +10 33.4 09 39.50 +10 19.8 2.697 3.619 -0.70 + 4.3 20.0 11.2/293 156.1 6.3 297/0.44 79 .79 31 09 29.79 +11 15.8 09 32.48 +11 02.5 2.688 3.658 -0.75 + 4.6 20.1 11.9/293 167.9 3.2 304/0.22 46 .77 Feb. 10 09 22.30 +12 01.9 09 25.01 +11 48.9 2.710 3.696 -0.72 + 4.6 20.2 11.6/294 176.8 0.9 26/0.06 173 .00 20 09 15.04 +12 47.8 09 17.77 +12 35.2 2.763 3.733 -0.64 + 4.3 20.3 10.3/295 167.1 3.4 94/0.23 38 .82 Mar. 1 09 08.64 +13 30.3 09 11.38 +13 18.0 2.846 3.771 -0.50 + 3.7 20.4 8.2/297 155.5 6.2 101/0.41 84 .75 11 09 03.58 +14 07.0 09 06.34 +13 54.9 2.957 3.807 -0.34 + 2.9 20.6 5.7/301 144.2 8.8 103/0.55 135 .01 21 09 00.18 +14 36.1 09 02.95 +14 24.2 3.091 3.844 -0.16 + 2.1 20.7 3.1/312 133.4 10.9 104/0.65 7 .84 31 08 58.58 +14 57.0 09 01.35 +14 45.2 3.244 3.880 +0.02 + 1.3 20.9 1.3/ 12 123.0 12.5 105/0.72 121 .72