399P/PANSTARRS Orbit by S. Nakano NK 4185 (2020) Observed in 1st half of 2022
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2021 May 22.72023 2.0959859 0.4471811 7.38 214.33643 207.13457 13.32055 0.200 2022 Aug. 9.0 m1 = 12.0 + 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 09 49.67 -05 14.9 09 52.17 -05 29.0 1.985 2.684 -0.35 - 1.3 17.8 5.5/256 126.0 17.2 304/1.56 102 .05 11 09 46.12 -05 28.4 09 48.62 -05 42.4 1.932 2.726 -0.56 + 1.0 17.8 8.4/277 135.9 14.5 310/1.35 115 .62 21 09 40.54 -05 19.1 09 43.04 -05 32.8 1.899 2.769 -0.70 + 3.3 17.8 11.0/287 145.9 11.5 319/1.09 24 .91 31 09 33.53 -04 46.8 09 36.04 -05 00.3 1.888 2.813 -0.76 + 5.3 17.9 12.5/295 155.1 8.5 335/0.81 139 .02 Feb. 10 09 25.92 -03 54.3 09 28.43 -04 07.4 1.904 2.856 -0.73 + 6.8 18.0 12.8/302 161.3 6.4 3/0.60 80 .63 20 09 18.63 -02 46.8 09 21.15 -02 59.6 1.947 2.900 -0.61 + 7.6 18.1 12.0/310 161.0 6.4 42/0.59 51 .88 Mar. 2 09 12.46 -01 30.9 09 15.00 -01 43.4 2.018 2.944 -0.44 + 7.8 18.2 10.2/320 154.6 8.3 69/0.75 156 .01 12 09 08.05 -00 13.5 09 10.61 -00 25.8 2.115 2.988 -0.23 + 7.3 18.4 8.1/335 145.6 10.8 83/0.93 46 .64 22 09 05.72 +00 59.4 09 08.30 +00 47.2 2.235 3.032 -0.01 + 6.4 18.6 6.4/358 136.1 13.2 91/1.07 89 .84 Apr. 1 09 05.56 +02 03.7 09 08.15 +01 51.6 2.374 3.076 +0.19 + 5.3 18.8 6.1/ 29 126.7 15.1 97/1.16 129 .00 11 09 07.49 +02 57.1 09 10.09 +02 44.8 2.528 3.121 +0.38 + 4.1 19.0 7.0/ 54 117.5 16.5 101/1.20 20 .66 21 09 11.30 +03 38.2 09 13.91 +03 25.7 2.694 3.165 +0.55 + 2.8 19.2 8.6/ 71 108.8 17.5 104/1.19 126 .77 May 1 09 16.75 +04 06.9 09 19.37 +03 54.2 2.868 3.208 +0.68 + 1.6 19.4 10.4/ 81 100.5 18.0 106/1.16 99 .00 11 09 23.59 +04 23.6 09 26.21 +04 10.6 3.047 3.252 +0.80 + 0.5 19.5 11.9/ 87 92.5 18.1 108/1.10 25 .69 21 09 31.58 +04 29.1 09 34.19 +04 15.7 3.228 3.296 +0.89 - 0.5 19.7 13.3/ 92 84.9 17.8 110/1.02 157 .70 31 09 40.48 +04 24.1 09 43.09 +04 10.4 3.408 3.339 +0.96 - 1.5 19.9 14.5/ 96 77.5 17.2 111/0.94 72 .00 June 10 09 50.13 +04 09.8 09 52.74 +03 55.6 3.585 3.382 +1.02 - 2.3 20.1 15.5/ 99 70.4 16.4 113/0.86 50 .74 20 10 00.36 +03 47.0 10 02.95 +03 32.5 3.757 3.425 +1.07 - 3.1 20.2 16.3/101 63.4 15.4 114/0.77 162 .62 30 10 11.02 +03 16.7 10 13.61 +03 01.8 3.921 3.468 +1.10 - 3.7 20.4 16.9/103 56.6 14.2 116/0.68 48 .01 July 10 10 22.03 +02 39.8 10 24.61 +02 24.6 4.077 3.510 +1.12 - 4.3 20.5 17.4/104 49.9 12.8 117/0.59 78 .80 20 10 33.26 +01 57.3 10 35.83 +01 41.7 4.222 3.552 +1.14 - 4.8 20.6 17.7/106 43.3 11.3 119/0.51 139 .56 30 10 44.65 +01 09.8 10 47.22 +00 54.0 4.354 3.593 +1.15 - 5.2 20.7 18.0/107 36.8 9.7 121/0.43 25 .02 Aug. 9 10 56.14 +00 18.2 10 58.70 +00 02.1 4.474 3.634 +1.15 - 5.5 20.9 18.1/108 30.3 8.1 123/0.35 107 .86 19 11 07.66 -00 36.6 11 10.21 -00 52.9 4.578 3.675 +1.15 - 5.8 21.0 18.2/109 23.8 6.4 126/0.27 115 .52 29 11 19.15 -01 34.1 11 21.71 -01 50.5 4.667 3.716 +1.14 - 5.9 21.0 18.1/109 17.4 4.7 131/0.19 10 .03 Sept. 8 11 30.58 -02 33.4 11 33.14 -02 50.0 4.739 3.756 +1.13 - 6.1 21.1 18.0/110 11.2 3.0 141/0.12 136 .92 18 11 41.89 -03 33.8 11 44.45 -03 50.5 4.794 3.796 +1.11 - 6.1 21.2 17.8/110 6.0 1.6 171/0.06 93 .49 28 11 53.04 -04 34.8 11 55.60 -04 51.5 4.830 3.835 +1.09 - 6.1 21.3 17.4/111 6.1 1.6 240/0.06 30 .05 Oct. 8 12 03.96 -05 35.5 12 06.53 -05 52.2 4.848 3.874 +1.07 - 6.0 21.3 17.0/111 11.6 3.0 270/0.12 164 .96 18 12 14.61 -06 35.2 12 17.18 -06 51.9 4.846 3.912 +1.03 - 5.8 21.4 16.4/111 18.2 4.6 279/0.18 70 .47 28 12 24.92 -07 33.4 12 27.49 -07 50.0 4.826 3.950 +0.99 - 5.6 21.4 15.7/111 25.2 6.1 284/0.24 58 .08 Nov. 7 12 34.80 -08 29.2 12 37.39 -08 45.7 4.788 3.988 +0.94 - 5.3 21.4 14.9/111 32.5 7.7 286/0.31 164 .98 17 12 44.18 -09 22.1 12 46.78 -09 38.4 4.732 4.025 +0.88 - 4.9 21.4 13.9/111 40.0 9.1 288/0.37 46 .46 27 12 52.96 -10 11.1 12 55.57 -10 27.4 4.659 4.061 +0.81 - 4.4 21.4 12.7/111 47.7 10.4 289/0.42 89 .13 Dec. 7 13 01.03 -10 55.6 13 03.65 -11 11.7 4.571 4.098 +0.72 - 3.9 21.4 11.3/110 55.7 11.5 290/0.48 138 .99 17 13 08.26 -11 34.8 13 10.89 -11 50.8 4.470 4.133 +0.63 - 3.3 21.4 9.8/110 63.9 12.3 290/0.53 20 .44 27 13 14.51 -12 08.0 13 17.15 -12 23.8 4.358 4.169 +0.51 - 2.6 21.4 8.0/109 72.4 13.0 291/0.57 122 .18 2023 Jan. 6 13 19.64 -12 34.1 13 22.29 -12 49.7 4.238 4.203 +0.39 - 1.8 21.4 6.0/108 81.3 13.4 291/0.60 109 .99 16 13 23.51 -12 52.4 13 26.17 -13 07.9 4.114 4.238 +0.25 - 1.0 21.3 3.7/105 90.5 13.4 292/0.62 12 .41 26 13 25.98 -13 02.0 13 28.64 -13 17.5 3.989 4.272 +0.10 0.0 21.3 1.4/ 90 100.0 13.1 292/0.62 156 .23 Feb. 5 13 26.95 -13 02.0 13 29.61 -13 17.5 3.868 4.305 -0.06 + 1.0 21.3 1.3/319 109.9 12.4 293/0.61 79 .99 15 13 26.35 -12 52.1 13 29.01 -13 07.6 3.756 4.338 -0.22 + 2.0 21.2 3.8/303 120.2 11.3 294/0.57 47 .36 25 13 24.19 -12 31.7 13 26.85 -12 47.2 3.658 4.370 -0.36 + 3.1 21.2 6.1/300 130.9 9.9 295/0.51 166 .27 Mar. 7 13 20.60 -12 01.0 13 23.25 -12 16.7 3.579 4.402 -0.48 + 4.0 21.2 8.1/299 141.9 8.0 296/0.42 44 1.00 17 13 15.81 -11 21.2 13 18.44 -11 36.9 3.523 4.434 -0.57 + 4.7 21.2 9.6/299 153.2 5.8 298/0.31 88 .29 27 13 10.13 -10 33.7 13 12.76 -10 49.6 3.495 4.465 -0.61 + 5.2 21.2 10.4/300 164.6 3.4 303/0.18 129 .30 Apr. 6 13 04.01 -09 41.4 13 06.63 -09 57.4 3.497 4.496 -0.61 + 5.4 21.2 10.5/301 175.6 1.0 330/0.05 7 1.00 16 12 57.91 -08 47.3 13 00.52 -09 03.5 3.531 4.526 -0.57 + 5.2 21.3 9.9/302 171.6 1.8 96/0.10 132 .22 26 12 52.27 -07 54.7 12 54.86 -08 11.0 3.595 4.555 -0.48 + 4.8 21.4 8.6/304 160.5 4.2 107/0.22 92 .32 May 6 12 47.47 -07 06.8 12 50.06 -07 23.1 3.687 4.584 -0.37 + 4.1 21.4 6.9/307 149.4 6.4 110/0.33 34 1.00 16 12 43.78 -06 25.8 12 46.37 -06 42.2 3.805 4.613 -0.24 + 3.2 21.5 4.8/312 138.7 8.3 111/0.42 174 .15