254P/McNaught Orbit by T. Kobayashi NK 3423 (2017) : T is corrected by +0.005day.
Equinox 2000.0 T/TT q (AU) e P Peri. Node Inc. Tail(AU) Epoch 2020 Sep. 30.23805 3.1390674 0.3197435 9.91 219.61590 129.18154 32.57000 0.200 2022 Aug. 9.0 m1 = 11.0 + 5 log Delta + 7.5 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 04 26.30 -13 54.1 04 28.61 -13 47.6 3.204 3.913 -0.38 + 8.3 18.0 10.0/326 130.4 11.0 42/0.64 142 .05 11 04 22.43 -12 31.3 04 24.77 -12 24.5 3.312 3.940 -0.22 + 9.3 18.1 9.8/341 123.4 12.0 53/0.68 40 .62 21 04 20.23 -10 58.8 04 22.60 -10 51.8 3.438 3.967 -0.05 + 9.8 18.2 9.8/356 115.8 12.9 61/0.70 96 .91 31 04 19.74 -09 20.5 04 22.13 -09 13.5 3.578 3.994 +0.12 +10.0 18.3 10.2/ 10 108.0 13.6 68/0.71 120 .02 Feb. 10 04 20.93 -07 40.0 04 23.36 -07 33.1 3.728 4.020 +0.28 +10.0 18.4 10.8/ 23 100.1 14.0 74/0.70 30 .63 20 04 23.69 -06 00.0 04 26.15 -05 53.3 3.886 4.047 +0.42 + 9.7 18.5 11.6/ 33 92.3 14.1 79/0.68 125 .88 Mar. 2 04 27.87 -04 22.7 04 30.35 -04 16.2 4.047 4.074 +0.55 + 9.3 18.6 12.4/ 41 84.6 14.0 83/0.65 91 .01 12 04 33.31 -02 49.6 04 35.82 -02 43.6 4.209 4.101 +0.66 + 8.7 18.7 13.1/ 48 77.0 13.7 87/0.61 41 .64 22 04 39.84 -01 22.0 04 42.38 -01 16.4 4.368 4.128 +0.75 + 8.1 18.8 13.8/ 54 69.7 13.1 91/0.57 150 .84 Apr. 1 04 47.30 -00 00.7 04 49.87 +00 04.5 4.521 4.155 +0.83 + 7.4 18.9 14.5/ 59 62.5 12.3 95/0.52 64 .00 11 04 55.56 +01 14.0 04 58.15 +01 18.5 4.667 4.182 +0.89 + 6.7 19.0 15.0/ 63 55.5 11.4 99/0.46 61 .66 21 05 04.46 +02 21.6 05 07.07 +02 25.5 4.804 4.209 +0.94 + 6.0 19.1 15.4/ 67 48.7 10.3 103/0.41 154 .77 May 1 05 13.89 +03 21.9 05 16.52 +03 25.1 4.928 4.236 +0.99 + 5.2 19.2 15.7/ 70 42.2 9.2 109/0.36 40 .00 11 05 23.73 +04 14.9 05 26.38 +04 17.5 5.040 4.263 +1.02 + 4.5 19.2 15.8/ 73 35.9 8.0 115/0.30 84 .69 21 05 33.88 +05 00.7 05 36.54 +05 02.5 5.137 4.290 +1.04 + 3.8 19.3 15.9/ 76 30.0 6.8 122/0.25 132 .70 31 05 44.23 +05 39.4 05 46.90 +05 40.4 5.218 4.317 +1.05 + 3.1 19.4 15.9/ 79 24.6 5.6 133/0.21 23 .00 June 10 05 54.70 +06 11.1 05 57.38 +06 11.3 5.283 4.344 +1.05 + 2.4 19.4 15.8/ 81 20.1 4.6 148/0.17 109 .74 20 06 05.18 +06 36.0 06 07.87 +06 35.5 5.331 4.371 +1.04 + 1.8 19.4 15.6/ 83 17.2 3.9 168/0.14 106 .62 30 06 15.61 +06 54.6 06 18.30 +06 53.4 5.361 4.397 +1.03 + 1.2 19.5 15.4/ 85 16.8 3.8 193/0.14 24 .01 July 10 06 25.89 +07 07.1 06 28.59 +07 05.1 5.373 4.424 +1.00 + 0.6 19.5 15.0/ 87 19.0 4.3 215/0.15 135 .80 20 06 35.93 +07 13.9 06 38.63 +07 11.2 5.367 4.450 +0.97 + 0.1 19.5 14.5/ 89 23.1 5.1 232/0.18 80 .56 30 06 45.66 +07 15.6 06 48.36 +07 12.2 5.343 4.476 +0.93 - 0.4 19.5 13.9/ 91 28.5 6.2 244/0.22 43 .02 Aug. 9 06 54.98 +07 12.6 06 57.68 +07 08.6 5.301 4.503 +0.88 - 0.8 19.5 13.1/ 93 34.6 7.3 252/0.27 158 .86 19 07 03.81 +07 05.6 07 06.50 +07 01.0 5.242 4.529 +0.82 - 1.1 19.5 12.3/ 95 41.1 8.4 258/0.31 55 .52 29 07 12.03 +06 55.3 07 14.72 +06 50.0 5.168 4.555 +0.75 - 1.3 19.5 11.3/ 97 48.0 9.5 263/0.35 67 .03 Sept. 8 07 19.55 +06 42.3 07 22.24 +06 36.6 5.079 4.581 +0.67 - 1.5 19.5 10.1/ 98 55.3 10.4 267/0.39 151 .92 18 07 26.26 +06 27.7 07 28.94 +06 21.5 4.977 4.606 +0.58 - 1.6 19.5 8.8/100 62.9 11.2 271/0.43 33 .49 28 07 32.04 +06 12.3 07 34.72 +06 05.7 4.863 4.632 +0.47 - 1.5 19.4 7.2/102 70.8 11.8 274/0.46 96 .05 Oct. 8 07 36.77 +05 57.3 07 39.43 +05 50.4 4.742 4.657 +0.35 - 1.4 19.4 5.5/104 79.1 12.2 277/0.49 122 .96 18 07 40.32 +05 43.9 07 42.98 +05 36.7 4.615 4.683 +0.23 - 1.1 19.3 3.5/108 87.7 12.3 280/0.51 21 .47 28 07 42.58 +05 33.3 07 45.24 +05 26.0 4.487 4.708 +0.09 - 0.6 19.3 1.4/116 96.7 12.1 282/0.51 128 .08 Nov. 7 07 43.45 +05 27.0 07 46.11 +05 19.6 4.361 4.733 -0.06 - 0.1 19.3 0.9/266 106.1 11.6 285/0.51 90 .98 17 07 42.88 +05 26.3 07 45.54 +05 19.0 4.242 4.758 -0.20 + 0.6 19.2 3.1/282 115.9 10.8 288/0.48 38 .46 27 07 40.85 +05 32.5 07 43.51 +05 25.3 4.135 4.782 -0.34 + 1.4 19.2 5.3/286 126.0 9.6 292/0.44 157 .13 Dec. 7 07 37.44 +05 46.7 07 40.10 +05 39.7 4.046 4.807 -0.46 + 2.3 19.1 7.3/289 136.3 8.1 297/0.38 57 .99 17 07 32.81 +06 09.4 07 35.48 +06 02.7 3.979 4.831 -0.56 + 3.2 19.1 8.9/291 146.6 6.4 304/0.31 69 .44 27 07 27.24 +06 40.7 07 29.92 +06 34.4 3.937 4.855 -0.61 + 4.0 19.1 10.0/294 156.5 4.6 317/0.22 143 .18 2023 Jan. 6 07 21.09 +07 19.8 07 23.79 +07 14.0 3.926 4.879 -0.63 + 4.6 19.1 10.4/296 164.0 3.2 344/0.15 25 .99 16 07 14.81 +08 05.6 07 17.52 +08 00.1 3.946 4.903 -0.60 + 5.1 19.2 10.2/300 164.9 3.0 29/0.14 106 .41 26 07 08.83 +08 56.1 07 11.56 +08 51.0 3.998 4.926 -0.52 + 5.4 19.2 9.4/305 158.2 4.2 60/0.20 104 .23 Feb. 5 07 03.58 +09 49.3 07 06.33 +09 44.6 4.081 4.950 -0.42 + 5.4 19.3 8.2/311 148.7 5.9 75/0.28 27 .99 15 06 59.38 +10 43.3 07 02.14 +10 38.9 4.190 4.973 -0.29 + 5.3 19.3 6.8/321 138.5 7.6 82/0.34 144 .36 25 06 56.46 +11 36.2 06 59.24 +11 32.0 4.324 4.996 -0.15 + 5.1 19.4 5.5/337 128.1 9.0 87/0.39 67 .27 Mar. 7 06 54.94 +12 26.7 06 57.74 +12 22.7 4.476 5.018 -0.01 + 4.7 19.5 4.7/359 118.0 10.1 90/0.43 57 1.00 17 06 54.85 +13 13.8 06 57.66 +13 09.7 4.642 5.041 +0.13 + 4.3 19.6 4.7/ 24 108.2 10.8 93/0.44 164 .29 27 06 56.14 +13 56.7 06 58.97 +13 52.5 4.817 5.063 +0.26 + 3.8 19.7 5.4/ 45 98.6 11.2 95/0.44 35 .30 Apr. 6 06 58.72 +14 35.0 07 01.56 +14 30.7 4.996 5.085 +0.38 + 3.3 19.8 6.4/ 59 89.4 11.3 96/0.43 89 1.00 16 07 02.47 +15 08.5 07 05.32 +15 03.9 5.175 5.107 +0.48 + 2.8 19.9 7.5/ 68 80.5 11.2 98/0.41 134 .22 26 07 07.26 +15 37.1 07 10.12 +15 32.1 5.351 5.129 +0.57 + 2.3 20.0 8.5/ 74 71.9 10.7 99/0.38 12 .32 May 6 07 12.94 +16 00.8 07 15.81 +15 55.4 5.519 5.150 +0.64 + 1.8 20.0 9.5/ 79 63.6 10.1 101/0.35 120 1.00 16 07 19.38 +16 19.7 07 22.25 +16 13.9 5.678 5.172 +0.71 + 1.4 20.1 10.3/ 82 55.4 9.3 102/0.31 101 .15