79P/du Toit-Hartley Orbit by S. Nakano NK 4263 (2020) Last obs. 2013 04 04 (F51)

Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2023 Sep. 30.34064 1.1209818 0.6192065 5.05 281.77980 280.51747 3.14880 0.200 2024 Mar. 31.0 m1 = 15.5 + 5 log Delta + 8.0 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 18 03.97 -23 41.1 18 07.02 -23 40.7 2.489 1.506 -1.61 - 1.1 18.9 44.3/ 88 2.1 1.4 96/0.10 116 .74 2024 Jan. 1 18 36.10 -23 14.8 18 39.13 -23 12.0 2.565 1.582 -1.46 - 2.2 19.1 41.7/ 85 0.7 0.5 261/0.03 123 .78 11 19 06.09 -22 27.8 19 09.09 -22 22.9 2.639 1.660 -1.30 - 3.0 19.4 39.3/ 82 4.0 2.4 265/0.17 6 .01 21 19 33.96 -21 24.6 19 36.92 -21 17.8 2.709 1.738 -1.17 - 3.5 19.6 37.0/ 79 7.6 4.3 263/0.30 133 .79 31 19 59.78 -20 09.3 20 02.70 -20 00.9 2.771 1.817 -1.04 - 3.8 19.8 34.8/ 77 11.6 6.3 260/0.42 111 .77 Feb. 10 20 23.70 -18 45.4 20 26.56 -18 35.5 2.825 1.896 -0.93 - 4.0 20.0 32.8/ 75 16.0 8.2 258/0.54 17 .00 20 20 45.80 -17 15.6 20 48.62 -17 04.5 2.869 1.975 -0.83 - 4.0 20.2 30.8/ 73 20.6 10.1 256/0.66 150 .82 Mar. 1 21 06.22 -15 42.6 21 09.00 -15 30.4 2.902 2.053 -0.75 - 4.0 20.3 28.9/ 71 25.5 12.0 255/0.77 95 .75 11 21 25.07 -14 08.1 21 27.80 -13 55.0 2.923 2.130 -0.67 - 3.9 20.5 27.0/ 70 30.7 13.8 253/0.88 40 .01 21 21 42.41 -12 34.1 21 45.11 -12 20.3 2.930 2.206 -0.61 - 3.8 20.6 25.1/ 69 36.2 15.5 252/0.98 168 .84 31 21 58.32 -11 02.1 22 00.99 -10 47.6 2.925 2.281 -0.56 - 3.6 20.7 23.2/ 68 41.9 17.0 251/1.08 74 .72 Apr. 10 22 12.82 -09 33.2 22 15.47 -09 18.2 2.907 2.356 -0.52 - 3.5 20.8 21.2/ 67 47.9 18.4 250/1.17 65 .02 20 22 25.91 -08 08.8 22 28.53 -07 53.4 2.876 2.428 -0.49 - 3.4 20.9 19.0/ 66 54.2 19.6 250/1.25 169 .86 30 22 37.57 -06 50.0 22 40.17 -06 34.4 2.833 2.500 -0.47 - 3.3 20.9 16.8/ 65 60.7 20.6 249/1.33 49 .66 May 10 22 47.73 -05 38.0 22 50.33 -05 22.1 2.779 2.570 -0.45 - 3.2 21.0 14.3/ 63 67.6 21.3 248/1.40 92 .05 20 22 56.31 -04 34.0 22 58.89 -04 17.9 2.716 2.639 -0.44 - 3.1 21.0 11.7/ 62 74.9 21.7 248/1.46 146 .88 30 23 03.18 -03 39.2 23 05.76 -03 22.9 2.645 2.707 -0.44 - 3.1 21.1 8.7/ 59 82.5 21.8 248/1.50 18 .58 June 9 23 08.20 -02 54.8 23 10.78 -02 38.5 2.569 2.773 -0.45 - 3.1 21.1 5.6/ 54 90.7 21.5 247/1.52 121 .07 19 23 11.21 -02 22.2 23 13.78 -02 05.9 2.490 2.838 -0.46 - 3.2 21.1 2.3/ 33 99.3 20.7 247/1.51 118 .90 29 23 12.07 -02 02.7 23 14.64 -01 46.3 2.414 2.902 -0.48 - 3.3 21.1 2.2/284 108.5 19.4 246/1.46 20 .49 July 9 23 10.66 -01 57.4 23 13.23 -01 41.0 2.343 2.964 -0.51 - 3.4 21.1 5.6/260 118.3 17.6 245/1.37 153 .09 19 23 06.97 -02 06.8 23 09.54 -01 50.6 2.283 3.025 -0.55 - 3.6 21.1 9.1/255 128.7 15.2 244/1.21 83 .92 29 23 01.12 -02 30.8 23 03.69 -02 14.6 2.239 3.085 -0.59 - 3.8 21.2 12.1/252 139.7 12.3 243/1.00 61 .40 Aug. 8 22 53.43 -03 07.9 22 56.01 -02 51.8 2.216 3.143 -0.63 - 4.0 21.2 14.2/250 151.2 8.9 241/0.74 168 .11 18 22 44.45 -03 55.1 22 47.04 -03 39.3 2.218 3.200 -0.66 - 4.1 21.3 15.2/249 163.0 5.3 235/0.44 42 .95 28 22 34.91 -04 48.3 22 37.51 -04 32.7 2.250 3.256 -0.68 - 4.2 21.4 14.9/248 174.2 1.8 207/0.15 105 .33 Sept. 7 22 25.59 -05 42.7 22 28.19 -05 27.3 2.311 3.311 -0.68 - 4.2 21.5 13.4/248 171.3 2.6 95/0.21 130 .13 17 22 17.25 -06 33.6 22 19.87 -06 18.5 2.403 3.364 -0.67 - 4.1 21.6 11.0/246 159.9 5.9 79/0.45 7 .98 27 22 10.47 -07 17.4 22 13.09 -07 02.5 2.522 3.416 -0.65 - 3.9 21.8 8.0/244 148.4 8.8 75/0.65 147 .28 Oct. 7 22 05.59 -07 51.7 22 08.22 -07 37.0 2.666 3.467 -0.62 - 3.7 21.9 4.8/240 137.3 11.3 73/0.78 92 .15 17 22 02.77 -08 15.4 22 05.41 -08 00.8 2.830 3.517 -0.58 - 3.5 22.1 1.7/222 126.7 13.1 72/0.86 46 1.00 27 22 01.98 -08 28.2 22 04.62 -08 13.7 3.010 3.566 -0.54 - 3.2 22.3 1.6/ 98 116.5 14.4 71/0.89 173 .25 Nov. 6 22 03.07 -08 30.6 22 05.72 -08 16.0 3.201 3.614 -0.50 - 3.0 22.5 4.2/ 80 106.8 15.2 70/0.89 57 .18 16 22 05.86 -08 23.2 22 08.50 -08 08.5 3.399 3.660 -0.47 - 2.8 22.7 6.5/ 75 97.4 15.5 70/0.86 84 1.00 26 22 10.10 -08 06.9 22 12.73 -07 52.1 3.599 3.705 -0.43 - 2.7 22.8 8.5/ 73 88.4 15.4 69/0.81 146 .24 Dec. 6 22 15.58 -07 42.6 22 18.21 -07 27.6 3.798 3.750 -0.40 - 2.5 23.0 10.2/ 72 79.7 15.0 68/0.74 24 .23 16 22 22.09 -07 11.1 22 24.71 -06 55.9 3.993 3.793 -0.37 - 2.4 23.1 11.6/ 71 71.2 14.2 68/0.67 117 .99 26 22 29.44 -06 33.3 22 32.05 -06 17.9 4.180 3.835 -0.35 - 2.2 23.3 12.7/ 70 63.0 13.2 67/0.60 120 .23 2025 Jan. 5 22 37.46 -05 50.0 22 40.06 -05 34.3 4.356 3.876 -0.33 - 2.1 23.4 13.6/ 69 54.9 12.0 66/0.52 10 .28 15 22 46.01 -05 02.0 22 48.60 -04 46.1 4.520 3.916 -0.31 - 2.0 23.5 14.3/ 69 47.0 10.6 65/0.45 145 .99 25 22 54.94 -04 10.1 22 57.53 -03 54.0 4.668 3.955 -0.29 - 1.9 23.6 14.9/ 68 39.3 9.1 64/0.37 95 .22 Feb. 4 23 04.16 -03 14.9 23 06.74 -02 58.6 4.799 3.993 -0.27 - 1.8 23.7 15.2/ 68 31.6 7.4 63/0.30 41 .35 14 23 13.56 -02 17.1 23 16.13 -02 00.8 4.911 4.030 -0.26 - 1.8 23.8 15.4/ 67 24.1 5.7 61/0.23 171 .98 24 23 23.05 -01 17.6 23 25.62 -01 01.1 5.004 4.066 -0.25 - 1.7 23.9 15.5/ 67 16.6 4.0 59/0.15 69 .19 Mar. 6 23 32.55 -00 16.8 23 35.12 -00 00.2 5.076 4.100 -0.24 - 1.6 23.9 15.4/ 67 9.3 2.2 52/0.09 72 .42 16 23 41.99 +00 44.5 23 44.55 +01 01.2 5.127 4.134 -0.23 - 1.6 24.0 15.2/ 66 2.9 0.7 11/0.03 163 .97 26 23 51.30 +01 45.8 23 53.86 +02 02.5 5.157 4.167 -0.22 - 1.5 24.0 14.9/ 66 6.3 1.5 270/0.06 42 .16

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