80P/Peters-Hartley Orbit by S. Nakano NK 3938 (2019) Last obs. 2014 07 26 (Q62)
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2022 Dec. 8.85278 1.6155190 0.5984218 8.07 339.25325 259.79406 29.92331 0.200 2023 Sep. 13.0 m1 = 9.0 + 5 log Delta + 25.0 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 , ¡ ¡ ¡ ¡ ¡ ¡ 2022 Dec. 27 17 13.02 -26 06.4 17 16.12 -26 09.7 2.556 1.626 -1.52 - 9.7 16.3 43.1/ 80 15.0 9.0 263/0.65 65 .18 2023 Jan. 6 17 44.15 -24 37.9 17 47.22 -24 38.9 2.549 1.642 -1.43 -10.9 16.4 42.4/ 76 18.0 10.7 268/0.77 172 .99 16 18 13.91 -22 46.1 18 16.94 -22 45.0 2.541 1.664 -1.34 -11.8 16.6 41.5/ 72 21.4 12.4 270/0.90 58 .41 26 18 42.14 -20 33.8 18 45.11 -20 30.7 2.532 1.691 -1.24 -12.4 16.7 40.5/ 69 25.0 14.2 271/1.03 82 .23 Feb. 5 19 08.73 -18 03.9 19 11.64 -17 58.9 2.521 1.724 -1.15 -12.7 16.9 39.4/ 66 28.8 16.0 271/1.16 158 .99 15 19 33.66 -15 19.5 19 36.50 -15 12.7 2.508 1.762 -1.06 -12.9 17.1 38.2/ 63 32.9 17.7 270/1.29 42 .36 25 19 56.92 -12 23.1 19 59.69 -12 14.9 2.493 1.805 -0.99 -12.8 17.4 36.8/ 60 37.1 19.3 269/1.41 99 .27 Mar. 7 20 18.52 -09 17.6 20 21.23 -09 08.0 2.474 1.851 -0.92 -12.5 17.7 35.4/ 57 41.4 20.8 268/1.53 143 1.00 17 20 38.51 -06 05.1 20 41.16 -05 54.4 2.453 1.901 -0.86 -12.1 17.9 33.9/ 54 45.9 22.1 267/1.63 26 .29 27 20 56.91 -02 47.8 20 59.51 -02 36.1 2.428 1.953 -0.82 -11.5 18.2 32.2/ 51 50.6 23.2 265/1.73 114 .30 Apr. 6 21 13.71 +00 32.5 21 16.26 +00 45.0 2.399 2.009 -0.79 -10.9 18.5 30.4/ 48 55.5 24.2 263/1.82 126 1.00 16 21 28.91 +03 54.1 21 31.43 +04 07.3 2.367 2.066 -0.76 -10.2 18.7 28.6/ 45 60.5 25.0 261/1.90 23 .22 26 21 42.47 +07 15.6 21 44.95 +07 29.4 2.331 2.125 -0.75 - 9.4 19.0 26.6/ 41 65.7 25.6 259/1.97 128 .32 May 6 21 54.29 +10 35.3 21 56.74 +10 49.6 2.293 2.185 -0.74 - 8.6 19.3 24.5/ 36 71.1 25.9 256/2.02 106 1.00 16 22 04.28 +13 51.8 22 06.70 +14 06.5 2.252 2.247 -0.75 - 7.8 19.6 22.4/ 31 76.7 26.0 254/2.06 39 .15 26 22 12.26 +17 03.3 22 14.67 +17 18.2 2.210 2.309 -0.77 - 7.0 19.8 20.2/ 24 82.6 25.8 250/2.08 140 .35 June 5 22 18.07 +20 07.2 22 20.46 +20 22.4 2.168 2.372 -0.80 - 6.2 20.1 18.0/ 15 88.7 25.3 246/2.08 83 .99 15 22 21.51 +23 01.0 22 23.88 +23 16.3 2.127 2.436 -0.84 - 5.5 20.3 16.0/ 4 95.0 24.5 242/2.06 63 .10 25 22 22.37 +25 40.9 22 24.72 +25 56.1 2.089 2.500 -0.89 - 4.9 20.5 14.3/350 101.6 23.5 237/2.01 143 .37 July 5 22 20.55 +28 02.0 22 22.87 +28 17.2 2.057 2.564 -0.96 - 4.5 20.8 13.1/334 108.3 22.1 230/1.92 59 .96 15 22 16.07 +29 59.4 22 18.35 +30 14.4 2.032 2.628 -1.02 - 4.4 21.0 12.5/315 114.9 20.5 222/1.81 88 .07 25 22 09.14 +31 27.1 22 11.39 +31 41.9 2.019 2.692 -1.08 - 4.4 21.3 12.4/296 121.4 18.8 212/1.67 130 .41 Aug. 4 22 00.34 +32 20.4 22 02.55 +32 34.9 2.019 2.756 -1.13 - 4.6 21.5 12.6/278 127.4 17.0 201/1.52 45 .92 14 21 50.47 +32 36.6 21 52.65 +32 50.8 2.036 2.819 -1.16 - 5.1 21.8 12.8/261 132.3 15.4 187/1.37 114 .05 24 21 40.52 +32 16.0 21 42.69 +32 29.7 2.071 2.883 -1.15 - 5.5 22.1 12.6/246 135.7 14.2 171/1.24 104 .46 Sept. 3 21 31.54 +31 22.8 21 33.69 +31 36.2 2.127 2.946 -1.13 - 6.0 22.4 12.2/230 136.9 13.5 153/1.15 57 .88 13 21 24.29 +30 04.5 21 26.45 +30 17.6 2.203 3.008 -1.08 - 6.3 22.7 11.5/215 135.9 13.5 136/1.11 132 .04 23 21 19.30 +28 29.8 21 21.48 +28 42.6 2.299 3.070 -1.01 - 6.5 23.0 10.7/198 132.8 13.9 121/1.10 73 .52 Oct. 3 21 16.80 +26 47.8 21 18.99 +27 00.5 2.414 3.131 -0.94 - 6.4 23.3 10.2/180 128.0 14.6 108/1.11 84 .84 13 21 16.71 +25 06.3 21 18.93 +25 19.0 2.547 3.192 -0.87 - 6.3 23.6 10.0/162 122.2 15.3 97/1.11 132 .03 23 21 18.88 +23 31.2 21 21.13 +23 44.0 2.696 3.253 -0.80 - 6.0 24.0 10.2/145 115.7 16.0 89/1.09 47 .60 Nov. 2 21 23.03 +22 06.8 21 25.30 +22 19.8 2.856 3.313 -0.74 - 5.7 24.3 10.8/131 108.8 16.5 82/1.07 110 .81 12 21 28.87 +20 55.4 21 31.17 +21 08.7 3.027 3.372 -0.68 - 5.3 24.6 11.7/119 101.8 16.7 76/1.02 116 .02 22 21 36.12 +19 58.5 21 38.45 +20 12.1 3.204 3.431 -0.63 - 5.0 24.9 12.6/109 94.8 16.7 70/0.97 38 .67 Dec. 2 21 44.53 +19 16.3 21 46.87 +19 30.2 3.386 3.489 -0.59 - 4.6 25.2 13.5/101 87.7 16.4 66/0.90 132 .79 12 21 53.86 +18 48.4 21 56.22 +19 02.7 3.569 3.546 -0.55 - 4.3 25.5 14.4/ 95 80.7 15.9 62/0.83 93 .01 22 22 03.92 +18 34.2 22 06.30 +18 48.9 3.750 3.603 -0.51 - 3.9 25.8 15.1/ 90 73.8 15.2 58/0.76 53 .74 2024 Jan. 1 22 14.54 +18 32.8 22 16.94 +18 47.8 3.928 3.659 -0.48 - 3.6 26.1 15.7/ 86 67.1 14.3 54/0.69 148 .78 11 22 25.58 +18 42.8 22 27.99 +18 58.1 4.100 3.714 -0.45 - 3.3 26.3 16.2/ 82 60.4 13.3 49/0.61 69 .01 21 22 36.90 +19 03.3 22 39.33 +19 19.0 4.263 3.769 -0.42 - 3.1 26.6 16.6/ 79 53.9 12.2 45/0.54 76 .79 31 22 48.42 +19 33.1 22 50.86 +19 49.1 4.416 3.823 -0.40 - 2.8 26.8 16.8/ 76 47.7 11.0 40/0.47 150 .77 Feb. 10 23 00.03 +20 11.0 23 02.49 +20 27.2 4.557 3.877 -0.38 - 2.6 27.0 16.9/ 74 41.7 9.7 34/0.41 44 .00 20 23 11.66 +20 56.0 23 14.14 +21 12.4 4.685 3.929 -0.37 - 2.3 27.2 17.0/ 72 36.1 8.5 27/0.35 99 .82 Mar. 1 23 23.24 +21 47.0 23 25.74 +22 03.5 4.797 3.982 -0.35 - 2.1 27.4 16.9/ 70 31.1 7.4 18/0.29 137 .75 11 23 34.72 +22 43.1 23 37.23 +22 59.7 4.894 4.033 -0.34 - 1.9 27.6 16.7/ 68 26.9 6.4 6/0.25 25 .01 21 23 46.02 +23 43.4 23 48.55 +24 00.1 4.974 4.084 -0.33 - 1.7 27.8 16.4/ 67 24.0 5.7 351/0.22 121 .84 31 23 57.09 +24 47.0 23 59.64 +25 03.7 5.036 4.134 -0.32 - 1.5 27.9 16.1/ 65 22.9 5.4 334/0.21 116 .72