52P/Harrington-Abell Orbit by S. Nakano NK 3631 (2018) Observed in 1st half of 2022
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2021 Oct. 5.16479 1.7768926 0.5401847 7.60 139.57276 336.83633 10.23132 0.200 2022 Aug. 9.0 m1 = 13.0 + 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2022 Jan. 1 12 29.81 -03 40.5 12 32.38 -03 57.1 1.671 1.957 +1.01 -12.6 17.0 19.6/130 91.2 30.2 293/3.12 66 .05 11 12 39.86 -05 46.8 12 42.45 -06 03.2 1.601 1.996 +0.74 -11.3 17.0 15.8/136 98.3 29.2 293/3.14 157 .62 21 12 47.21 -07 40.2 12 49.81 -07 56.5 1.534 2.039 +0.43 - 9.9 17.0 11.8/147 106.0 27.6 294/3.10 40 .91 31 12 51.53 -09 19.1 12 54.13 -09 35.3 1.471 2.083 +0.10 - 8.2 17.0 8.3/170 114.6 25.5 294/2.98 97 .02 Feb. 10 12 52.52 -10 41.1 12 55.13 -10 57.3 1.416 2.130 -0.24 - 6.3 17.0 7.2/209 123.9 22.6 296/2.75 130 .63 20 12 50.12 -11 44.1 12 52.74 -12 00.4 1.373 2.179 -0.56 - 4.2 17.1 9.2/243 133.9 19.1 299/2.40 11 .88 Mar. 2 12 44.57 -12 26.1 12 47.19 -12 42.4 1.345 2.229 -0.81 - 2.0 17.1 12.0/260 144.6 14.9 303/1.91 134 .01 12 12 36.51 -12 46.1 12 39.12 -13 02.5 1.338 2.280 -0.95 0.0 17.2 13.9/270 155.6 10.3 312/1.34 97 .64 22 12 27.04 -12 45.8 12 29.63 -13 02.4 1.354 2.333 -0.96 + 1.6 17.3 14.1/276 165.8 6.0 333/0.77 38 .84 Apr. 1 12 17.44 -12 29.6 12 20.02 -12 46.3 1.396 2.387 -0.85 + 2.5 17.5 12.7/281 170.2 4.1 31/0.51 166 .00 11 12 08.97 -12 04.1 12 11.55 -12 20.8 1.464 2.441 -0.64 + 2.7 17.7 9.8/286 163.4 6.7 77/0.81 60 .66 21 12 02.56 -11 36.7 12 05.12 -11 53.4 1.557 2.496 -0.39 + 2.3 17.9 6.2/292 153.4 10.4 92/1.18 81 .77 May 1 11 58.65 -11 13.3 12 01.21 -11 30.0 1.672 2.551 -0.13 + 1.5 18.2 2.4/309 143.3 13.7 100/1.45 141 .00 11 11 57.38 -10 58.2 11 59.94 -11 15.0 1.806 2.607 +0.12 + 0.5 18.4 1.8/ 76 133.6 16.3 104/1.61 26 .69 21 11 58.58 -10 53.7 12 01.14 -11 10.4 1.956 2.663 +0.34 - 0.6 18.7 5.0/ 97 124.5 18.3 107/1.67 120 .70 31 12 01.97 -11 00.2 12 04.53 -11 16.9 2.119 2.719 +0.53 - 1.7 19.0 7.9/103 115.9 19.6 109/1.67 111 .00 June 10 12 07.23 -11 17.5 12 09.80 -11 34.2 2.291 2.776 +0.68 - 2.7 19.2 10.4/105 107.8 20.4 111/1.61 17 .74 20 12 14.06 -11 44.6 12 16.64 -12 01.3 2.471 2.832 +0.81 - 3.6 19.5 12.4/107 100.1 20.7 112/1.52 152 .62 30 12 22.17 -12 20.4 12 24.76 -12 37.0 2.654 2.888 +0.92 - 4.3 19.7 14.1/108 92.8 20.6 113/1.42 84 .01 July 10 12 31.35 -13 03.6 12 33.95 -13 20.1 2.840 2.943 +1.01 - 4.9 20.0 15.5/109 85.7 20.1 114/1.30 42 .80 20 12 41.39 -13 52.9 12 44.01 -14 09.3 3.025 2.999 +1.08 - 5.4 20.2 16.6/109 78.8 19.4 115/1.19 168 .56 30 12 52.15 -14 47.2 12 54.78 -15 03.4 3.209 3.054 +1.14 - 5.8 20.4 17.4/110 72.1 18.4 116/1.07 59 .02 Aug. 9 13 03.51 -15 45.4 13 06.16 -16 01.4 3.389 3.109 +1.19 - 6.1 20.6 18.1/110 65.6 17.3 116/0.95 71 .86 19 13 15.35 -16 46.5 13 18.03 -17 02.3 3.562 3.164 +1.23 - 6.3 20.8 18.7/110 59.1 15.9 117/0.84 150 .52 29 13 27.61 -17 49.7 13 30.31 -18 05.1 3.729 3.218 +1.26 - 6.4 20.9 19.1/110 52.7 14.5 118/0.73 35 .03 Sept. 8 13 40.21 -18 54.0 13 42.94 -19 09.1 3.886 3.272 +1.29 - 6.4 21.1 19.3/110 46.3 12.9 119/0.62 100 .92 18 13 53.09 -19 58.8 13 55.84 -20 13.5 4.033 3.325 +1.31 - 6.4 21.2 19.5/110 39.9 11.2 120/0.53 128 .49 28 14 06.19 -21 03.4 14 08.98 -21 17.5 4.167 3.378 +1.33 - 6.3 21.4 19.6/109 33.6 9.4 122/0.43 12 .05 Oct. 8 14 19.47 -22 07.1 14 22.30 -22 20.7 4.288 3.430 +1.34 - 6.2 21.5 19.6/109 27.3 7.7 124/0.34 129 .96 18 14 32.87 -23 09.4 14 35.73 -23 22.5 4.394 3.482 +1.35 - 6.0 21.6 19.5/109 21.0 5.9 129/0.26 107 .47 28 14 46.34 -24 09.9 14 49.24 -24 22.3 4.484 3.533 +1.35 - 5.8 21.7 19.3/108 15.0 4.2 138/0.18 21 .08 Nov. 7 14 59.81 -25 08.1 15 02.74 -25 19.8 4.556 3.584 +1.34 - 5.5 21.8 19.0/108 9.9 2.7 158/0.11 155 .98 17 15 13.21 -26 03.6 15 16.18 -26 14.7 4.611 3.634 +1.33 - 5.2 21.9 18.6/107 7.9 2.1 200/0.09 85 .46 27 15 26.48 -26 56.4 15 29.49 -27 06.7 4.648 3.684 +1.31 - 4.9 22.0 18.1/106 11.0 2.9 238/0.12 49 .13 Dec. 7 15 39.52 -27 46.2 15 42.57 -27 55.7 4.666 3.733 +1.28 - 4.6 22.1 17.5/106 16.8 4.4 255/0.18 173 .99 17 15 52.24 -28 32.9 15 55.32 -28 41.6 4.665 3.782 +1.23 - 4.3 22.1 16.7/106 23.4 5.9 263/0.24 62 .44 27 16 04.54 -29 16.5 16 07.65 -29 24.5 4.645 3.830 +1.18 - 4.0 22.2 15.8/105 30.4 7.5 266/0.31 79 .18 2023 Jan. 6 16 16.29 -29 57.3 16 19.43 -30 04.5 4.608 3.877 +1.11 - 3.7 22.2 14.8/105 37.7 8.9 269/0.37 153 .99 16 16 27.35 -30 35.5 16 30.52 -30 41.9 4.554 3.924 +1.03 - 3.5 22.2 13.7/106 45.3 10.3 270/0.43 36 .41 26 16 37.60 -31 11.3 16 40.80 -31 17.0 4.484 3.970 +0.93 - 3.3 22.2 12.3/106 53.0 11.4 271/0.48 109 .23 Feb. 5 16 46.86 -31 45.1 16 50.08 -31 50.2 4.400 4.016 +0.81 - 3.2 22.3 10.8/108 61.0 12.4 272/0.53 128 .99 15 16 54.98 -32 17.2 16 58.22 -32 21.8 4.305 4.061 +0.68 - 3.0 22.3 9.1/110 69.2 13.1 272/0.58 8 .36 25 17 01.78 -32 48.1 17 05.04 -32 52.2 4.201 4.105 +0.53 - 2.9 22.3 7.3/114 77.7 13.6 273/0.61 139 .27 Mar. 7 17 07.06 -33 17.9 17 10.34 -33 21.6 4.092 4.149 +0.36 - 2.9 22.2 5.4/122 86.4 13.8 274/0.64 100 1.00 17 17 10.67 -33 46.7 17 13.97 -33 50.2 3.980 4.193 +0.18 - 2.7 22.2 3.5/141 95.4 13.7 276/0.65 31 .29 27 17 12.44 -34 14.2 17 15.75 -34 17.5 3.870 4.235 -0.02 - 2.5 22.2 2.6/185 104.8 13.2 277/0.64 168 .30 Apr. 6 17 12.25 -34 39.6 17 15.57 -34 42.9 3.766 4.278 -0.22 - 2.3 22.2 3.5/230 114.4 12.3 280/0.61 68 1.00 16 17 10.07 -35 01.9 17 13.39 -35 05.4 3.674 4.319 -0.41 - 1.8 22.2 5.4/250 124.3 11.1 283/0.57 70 .22 26 17 05.94 -35 19.7 17 09.27 -35 23.5 3.597 4.360 -0.59 - 1.2 22.2 7.3/260 134.4 9.5 288/0.49 154 .32 May 6 17 00.06 -35 31.2 17 03.40 -35 35.4 3.540 4.400 -0.73 - 0.4 22.2 8.9/267 144.6 7.6 294/0.40 32 1.00 16 16 52.81 -35 34.8 16 56.14 -35 39.5 3.507 4.440 -0.82 + 0.5 22.2 10.0/272 154.5 5.6 306/0.30 111 .15